]> git.ipfire.org Git - thirdparty/pdns.git/commitdiff
Import Javascript sources for libs shipped with Recursor 3981/head
authorChristian Hofstaedtler <christian.hofstaedtler@deduktiva.com>
Sat, 11 Jun 2016 19:34:04 +0000 (21:34 +0200)
committerChristian Hofstaedtler <christian.hofstaedtler@deduktiva.com>
Sat, 11 Jun 2016 19:34:31 +0000 (21:34 +0200)
* d3 v3.3.6
* jquery v1.8.3
* moment v2.9.0
* rickshaw v1.4.6
* underscore v1.8.3

pdns/recursordist/html/js/d3.js [new file with mode: 0644]
pdns/recursordist/html/js/jquery-1.8.3.js [new file with mode: 0644]
pdns/recursordist/html/js/moment.js [new file with mode: 0644]
pdns/recursordist/html/js/rickshaw.js [new file with mode: 0644]
pdns/recursordist/html/js/underscore.js [new file with mode: 0644]

diff --git a/pdns/recursordist/html/js/d3.js b/pdns/recursordist/html/js/d3.js
new file mode 100644 (file)
index 0000000..d35f274
--- /dev/null
@@ -0,0 +1,8981 @@
+d3 = function() {
+  var d3 = {
+    version: "3.3.6"
+  };
+  if (!Date.now) Date.now = function() {
+    return +new Date();
+  };
+  var d3_arraySlice = [].slice, d3_array = function(list) {
+    return d3_arraySlice.call(list);
+  };
+  var d3_document = document, d3_documentElement = d3_document.documentElement, d3_window = window;
+  try {
+    d3_array(d3_documentElement.childNodes)[0].nodeType;
+  } catch (e) {
+    d3_array = function(list) {
+      var i = list.length, array = new Array(i);
+      while (i--) array[i] = list[i];
+      return array;
+    };
+  }
+  try {
+    d3_document.createElement("div").style.setProperty("opacity", 0, "");
+  } catch (error) {
+    var d3_element_prototype = d3_window.Element.prototype, d3_element_setAttribute = d3_element_prototype.setAttribute, d3_element_setAttributeNS = d3_element_prototype.setAttributeNS, d3_style_prototype = d3_window.CSSStyleDeclaration.prototype, d3_style_setProperty = d3_style_prototype.setProperty;
+    d3_element_prototype.setAttribute = function(name, value) {
+      d3_element_setAttribute.call(this, name, value + "");
+    };
+    d3_element_prototype.setAttributeNS = function(space, local, value) {
+      d3_element_setAttributeNS.call(this, space, local, value + "");
+    };
+    d3_style_prototype.setProperty = function(name, value, priority) {
+      d3_style_setProperty.call(this, name, value + "", priority);
+    };
+  }
+  d3.ascending = function(a, b) {
+    return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
+  };
+  d3.descending = function(a, b) {
+    return b < a ? -1 : b > a ? 1 : b >= a ? 0 : NaN;
+  };
+  d3.min = function(array, f) {
+    var i = -1, n = array.length, a, b;
+    if (arguments.length === 1) {
+      while (++i < n && !((a = array[i]) != null && a <= a)) a = undefined;
+      while (++i < n) if ((b = array[i]) != null && a > b) a = b;
+    } else {
+      while (++i < n && !((a = f.call(array, array[i], i)) != null && a <= a)) a = undefined;
+      while (++i < n) if ((b = f.call(array, array[i], i)) != null && a > b) a = b;
+    }
+    return a;
+  };
+  d3.max = function(array, f) {
+    var i = -1, n = array.length, a, b;
+    if (arguments.length === 1) {
+      while (++i < n && !((a = array[i]) != null && a <= a)) a = undefined;
+      while (++i < n) if ((b = array[i]) != null && b > a) a = b;
+    } else {
+      while (++i < n && !((a = f.call(array, array[i], i)) != null && a <= a)) a = undefined;
+      while (++i < n) if ((b = f.call(array, array[i], i)) != null && b > a) a = b;
+    }
+    return a;
+  };
+  d3.extent = function(array, f) {
+    var i = -1, n = array.length, a, b, c;
+    if (arguments.length === 1) {
+      while (++i < n && !((a = c = array[i]) != null && a <= a)) a = c = undefined;
+      while (++i < n) if ((b = array[i]) != null) {
+        if (a > b) a = b;
+        if (c < b) c = b;
+      }
+    } else {
+      while (++i < n && !((a = c = f.call(array, array[i], i)) != null && a <= a)) a = undefined;
+      while (++i < n) if ((b = f.call(array, array[i], i)) != null) {
+        if (a > b) a = b;
+        if (c < b) c = b;
+      }
+    }
+    return [ a, c ];
+  };
+  d3.sum = function(array, f) {
+    var s = 0, n = array.length, a, i = -1;
+    if (arguments.length === 1) {
+      while (++i < n) if (!isNaN(a = +array[i])) s += a;
+    } else {
+      while (++i < n) if (!isNaN(a = +f.call(array, array[i], i))) s += a;
+    }
+    return s;
+  };
+  function d3_number(x) {
+    return x != null && !isNaN(x);
+  }
+  d3.mean = function(array, f) {
+    var n = array.length, a, m = 0, i = -1, j = 0;
+    if (arguments.length === 1) {
+      while (++i < n) if (d3_number(a = array[i])) m += (a - m) / ++j;
+    } else {
+      while (++i < n) if (d3_number(a = f.call(array, array[i], i))) m += (a - m) / ++j;
+    }
+    return j ? m : undefined;
+  };
+  d3.quantile = function(values, p) {
+    var H = (values.length - 1) * p + 1, h = Math.floor(H), v = +values[h - 1], e = H - h;
+    return e ? v + e * (values[h] - v) : v;
+  };
+  d3.median = function(array, f) {
+    if (arguments.length > 1) array = array.map(f);
+    array = array.filter(d3_number);
+    return array.length ? d3.quantile(array.sort(d3.ascending), .5) : undefined;
+  };
+  d3.bisector = function(f) {
+    return {
+      left: function(a, x, lo, hi) {
+        if (arguments.length < 3) lo = 0;
+        if (arguments.length < 4) hi = a.length;
+        while (lo < hi) {
+          var mid = lo + hi >>> 1;
+          if (f.call(a, a[mid], mid) < x) lo = mid + 1; else hi = mid;
+        }
+        return lo;
+      },
+      right: function(a, x, lo, hi) {
+        if (arguments.length < 3) lo = 0;
+        if (arguments.length < 4) hi = a.length;
+        while (lo < hi) {
+          var mid = lo + hi >>> 1;
+          if (x < f.call(a, a[mid], mid)) hi = mid; else lo = mid + 1;
+        }
+        return lo;
+      }
+    };
+  };
+  var d3_bisector = d3.bisector(function(d) {
+    return d;
+  });
+  d3.bisectLeft = d3_bisector.left;
+  d3.bisect = d3.bisectRight = d3_bisector.right;
+  d3.shuffle = function(array) {
+    var m = array.length, t, i;
+    while (m) {
+      i = Math.random() * m-- | 0;
+      t = array[m], array[m] = array[i], array[i] = t;
+    }
+    return array;
+  };
+  d3.permute = function(array, indexes) {
+    var i = indexes.length, permutes = new Array(i);
+    while (i--) permutes[i] = array[indexes[i]];
+    return permutes;
+  };
+  d3.pairs = function(array) {
+    var i = 0, n = array.length - 1, p0, p1 = array[0], pairs = new Array(n < 0 ? 0 : n);
+    while (i < n) pairs[i] = [ p0 = p1, p1 = array[++i] ];
+    return pairs;
+  };
+  d3.zip = function() {
+    if (!(n = arguments.length)) return [];
+    for (var i = -1, m = d3.min(arguments, d3_zipLength), zips = new Array(m); ++i < m; ) {
+      for (var j = -1, n, zip = zips[i] = new Array(n); ++j < n; ) {
+        zip[j] = arguments[j][i];
+      }
+    }
+    return zips;
+  };
+  function d3_zipLength(d) {
+    return d.length;
+  }
+  d3.transpose = function(matrix) {
+    return d3.zip.apply(d3, matrix);
+  };
+  d3.keys = function(map) {
+    var keys = [];
+    for (var key in map) keys.push(key);
+    return keys;
+  };
+  d3.values = function(map) {
+    var values = [];
+    for (var key in map) values.push(map[key]);
+    return values;
+  };
+  d3.entries = function(map) {
+    var entries = [];
+    for (var key in map) entries.push({
+      key: key,
+      value: map[key]
+    });
+    return entries;
+  };
+  d3.merge = function(arrays) {
+    return Array.prototype.concat.apply([], arrays);
+  };
+  d3.range = function(start, stop, step) {
+    if (arguments.length < 3) {
+      step = 1;
+      if (arguments.length < 2) {
+        stop = start;
+        start = 0;
+      }
+    }
+    if ((stop - start) / step === Infinity) throw new Error("infinite range");
+    var range = [], k = d3_range_integerScale(Math.abs(step)), i = -1, j;
+    start *= k, stop *= k, step *= k;
+    if (step < 0) while ((j = start + step * ++i) > stop) range.push(j / k); else while ((j = start + step * ++i) < stop) range.push(j / k);
+    return range;
+  };
+  function d3_range_integerScale(x) {
+    var k = 1;
+    while (x * k % 1) k *= 10;
+    return k;
+  }
+  function d3_class(ctor, properties) {
+    try {
+      for (var key in properties) {
+        Object.defineProperty(ctor.prototype, key, {
+          value: properties[key],
+          enumerable: false
+        });
+      }
+    } catch (e) {
+      ctor.prototype = properties;
+    }
+  }
+  d3.map = function(object) {
+    var map = new d3_Map();
+    if (object instanceof d3_Map) object.forEach(function(key, value) {
+      map.set(key, value);
+    }); else for (var key in object) map.set(key, object[key]);
+    return map;
+  };
+  function d3_Map() {}
+  d3_class(d3_Map, {
+    has: function(key) {
+      return d3_map_prefix + key in this;
+    },
+    get: function(key) {
+      return this[d3_map_prefix + key];
+    },
+    set: function(key, value) {
+      return this[d3_map_prefix + key] = value;
+    },
+    remove: function(key) {
+      key = d3_map_prefix + key;
+      return key in this && delete this[key];
+    },
+    keys: function() {
+      var keys = [];
+      this.forEach(function(key) {
+        keys.push(key);
+      });
+      return keys;
+    },
+    values: function() {
+      var values = [];
+      this.forEach(function(key, value) {
+        values.push(value);
+      });
+      return values;
+    },
+    entries: function() {
+      var entries = [];
+      this.forEach(function(key, value) {
+        entries.push({
+          key: key,
+          value: value
+        });
+      });
+      return entries;
+    },
+    forEach: function(f) {
+      for (var key in this) {
+        if (key.charCodeAt(0) === d3_map_prefixCode) {
+          f.call(this, key.substring(1), this[key]);
+        }
+      }
+    }
+  });
+  var d3_map_prefix = "\x00", d3_map_prefixCode = d3_map_prefix.charCodeAt(0);
+  d3.nest = function() {
+    var nest = {}, keys = [], sortKeys = [], sortValues, rollup;
+    function map(mapType, array, depth) {
+      if (depth >= keys.length) return rollup ? rollup.call(nest, array) : sortValues ? array.sort(sortValues) : array;
+      var i = -1, n = array.length, key = keys[depth++], keyValue, object, setter, valuesByKey = new d3_Map(), values;
+      while (++i < n) {
+        if (values = valuesByKey.get(keyValue = key(object = array[i]))) {
+          values.push(object);
+        } else {
+          valuesByKey.set(keyValue, [ object ]);
+        }
+      }
+      if (mapType) {
+        object = mapType();
+        setter = function(keyValue, values) {
+          object.set(keyValue, map(mapType, values, depth));
+        };
+      } else {
+        object = {};
+        setter = function(keyValue, values) {
+          object[keyValue] = map(mapType, values, depth);
+        };
+      }
+      valuesByKey.forEach(setter);
+      return object;
+    }
+    function entries(map, depth) {
+      if (depth >= keys.length) return map;
+      var array = [], sortKey = sortKeys[depth++];
+      map.forEach(function(key, keyMap) {
+        array.push({
+          key: key,
+          values: entries(keyMap, depth)
+        });
+      });
+      return sortKey ? array.sort(function(a, b) {
+        return sortKey(a.key, b.key);
+      }) : array;
+    }
+    nest.map = function(array, mapType) {
+      return map(mapType, array, 0);
+    };
+    nest.entries = function(array) {
+      return entries(map(d3.map, array, 0), 0);
+    };
+    nest.key = function(d) {
+      keys.push(d);
+      return nest;
+    };
+    nest.sortKeys = function(order) {
+      sortKeys[keys.length - 1] = order;
+      return nest;
+    };
+    nest.sortValues = function(order) {
+      sortValues = order;
+      return nest;
+    };
+    nest.rollup = function(f) {
+      rollup = f;
+      return nest;
+    };
+    return nest;
+  };
+  d3.set = function(array) {
+    var set = new d3_Set();
+    if (array) for (var i = 0, n = array.length; i < n; ++i) set.add(array[i]);
+    return set;
+  };
+  function d3_Set() {}
+  d3_class(d3_Set, {
+    has: function(value) {
+      return d3_map_prefix + value in this;
+    },
+    add: function(value) {
+      this[d3_map_prefix + value] = true;
+      return value;
+    },
+    remove: function(value) {
+      value = d3_map_prefix + value;
+      return value in this && delete this[value];
+    },
+    values: function() {
+      var values = [];
+      this.forEach(function(value) {
+        values.push(value);
+      });
+      return values;
+    },
+    forEach: function(f) {
+      for (var value in this) {
+        if (value.charCodeAt(0) === d3_map_prefixCode) {
+          f.call(this, value.substring(1));
+        }
+      }
+    }
+  });
+  d3.behavior = {};
+  d3.rebind = function(target, source) {
+    var i = 1, n = arguments.length, method;
+    while (++i < n) target[method = arguments[i]] = d3_rebind(target, source, source[method]);
+    return target;
+  };
+  function d3_rebind(target, source, method) {
+    return function() {
+      var value = method.apply(source, arguments);
+      return value === source ? target : value;
+    };
+  }
+  function d3_vendorSymbol(object, name) {
+    if (name in object) return name;
+    name = name.charAt(0).toUpperCase() + name.substring(1);
+    for (var i = 0, n = d3_vendorPrefixes.length; i < n; ++i) {
+      var prefixName = d3_vendorPrefixes[i] + name;
+      if (prefixName in object) return prefixName;
+    }
+  }
+  var d3_vendorPrefixes = [ "webkit", "ms", "moz", "Moz", "o", "O" ];
+  function d3_noop() {}
+  d3.dispatch = function() {
+    var dispatch = new d3_dispatch(), i = -1, n = arguments.length;
+    while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch);
+    return dispatch;
+  };
+  function d3_dispatch() {}
+  d3_dispatch.prototype.on = function(type, listener) {
+    var i = type.indexOf("."), name = "";
+    if (i >= 0) {
+      name = type.substring(i + 1);
+      type = type.substring(0, i);
+    }
+    if (type) return arguments.length < 2 ? this[type].on(name) : this[type].on(name, listener);
+    if (arguments.length === 2) {
+      if (listener == null) for (type in this) {
+        if (this.hasOwnProperty(type)) this[type].on(name, null);
+      }
+      return this;
+    }
+  };
+  function d3_dispatch_event(dispatch) {
+    var listeners = [], listenerByName = new d3_Map();
+    function event() {
+      var z = listeners, i = -1, n = z.length, l;
+      while (++i < n) if (l = z[i].on) l.apply(this, arguments);
+      return dispatch;
+    }
+    event.on = function(name, listener) {
+      var l = listenerByName.get(name), i;
+      if (arguments.length < 2) return l && l.on;
+      if (l) {
+        l.on = null;
+        listeners = listeners.slice(0, i = listeners.indexOf(l)).concat(listeners.slice(i + 1));
+        listenerByName.remove(name);
+      }
+      if (listener) listeners.push(listenerByName.set(name, {
+        on: listener
+      }));
+      return dispatch;
+    };
+    return event;
+  }
+  d3.event = null;
+  function d3_eventPreventDefault() {
+    d3.event.preventDefault();
+  }
+  function d3_eventSource() {
+    var e = d3.event, s;
+    while (s = e.sourceEvent) e = s;
+    return e;
+  }
+  function d3_eventDispatch(target) {
+    var dispatch = new d3_dispatch(), i = 0, n = arguments.length;
+    while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch);
+    dispatch.of = function(thiz, argumentz) {
+      return function(e1) {
+        try {
+          var e0 = e1.sourceEvent = d3.event;
+          e1.target = target;
+          d3.event = e1;
+          dispatch[e1.type].apply(thiz, argumentz);
+        } finally {
+          d3.event = e0;
+        }
+      };
+    };
+    return dispatch;
+  }
+  d3.requote = function(s) {
+    return s.replace(d3_requote_re, "\\$&");
+  };
+  var d3_requote_re = /[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g;
+  var d3_subclass = {}.__proto__ ? function(object, prototype) {
+    object.__proto__ = prototype;
+  } : function(object, prototype) {
+    for (var property in prototype) object[property] = prototype[property];
+  };
+  function d3_selection(groups) {
+    d3_subclass(groups, d3_selectionPrototype);
+    return groups;
+  }
+  var d3_select = function(s, n) {
+    return n.querySelector(s);
+  }, d3_selectAll = function(s, n) {
+    return n.querySelectorAll(s);
+  }, d3_selectMatcher = d3_documentElement[d3_vendorSymbol(d3_documentElement, "matchesSelector")], d3_selectMatches = function(n, s) {
+    return d3_selectMatcher.call(n, s);
+  };
+  if (typeof Sizzle === "function") {
+    d3_select = function(s, n) {
+      return Sizzle(s, n)[0] || null;
+    };
+    d3_selectAll = function(s, n) {
+      return Sizzle.uniqueSort(Sizzle(s, n));
+    };
+    d3_selectMatches = Sizzle.matchesSelector;
+  }
+  d3.selection = function() {
+    return d3_selectionRoot;
+  };
+  var d3_selectionPrototype = d3.selection.prototype = [];
+  d3_selectionPrototype.select = function(selector) {
+    var subgroups = [], subgroup, subnode, group, node;
+    selector = d3_selection_selector(selector);
+    for (var j = -1, m = this.length; ++j < m; ) {
+      subgroups.push(subgroup = []);
+      subgroup.parentNode = (group = this[j]).parentNode;
+      for (var i = -1, n = group.length; ++i < n; ) {
+        if (node = group[i]) {
+          subgroup.push(subnode = selector.call(node, node.__data__, i, j));
+          if (subnode && "__data__" in node) subnode.__data__ = node.__data__;
+        } else {
+          subgroup.push(null);
+        }
+      }
+    }
+    return d3_selection(subgroups);
+  };
+  function d3_selection_selector(selector) {
+    return typeof selector === "function" ? selector : function() {
+      return d3_select(selector, this);
+    };
+  }
+  d3_selectionPrototype.selectAll = function(selector) {
+    var subgroups = [], subgroup, node;
+    selector = d3_selection_selectorAll(selector);
+    for (var j = -1, m = this.length; ++j < m; ) {
+      for (var group = this[j], i = -1, n = group.length; ++i < n; ) {
+        if (node = group[i]) {
+          subgroups.push(subgroup = d3_array(selector.call(node, node.__data__, i, j)));
+          subgroup.parentNode = node;
+        }
+      }
+    }
+    return d3_selection(subgroups);
+  };
+  function d3_selection_selectorAll(selector) {
+    return typeof selector === "function" ? selector : function() {
+      return d3_selectAll(selector, this);
+    };
+  }
+  var d3_nsPrefix = {
+    svg: "http://www.w3.org/2000/svg",
+    xhtml: "http://www.w3.org/1999/xhtml",
+    xlink: "http://www.w3.org/1999/xlink",
+    xml: "http://www.w3.org/XML/1998/namespace",
+    xmlns: "http://www.w3.org/2000/xmlns/"
+  };
+  d3.ns = {
+    prefix: d3_nsPrefix,
+    qualify: function(name) {
+      var i = name.indexOf(":"), prefix = name;
+      if (i >= 0) {
+        prefix = name.substring(0, i);
+        name = name.substring(i + 1);
+      }
+      return d3_nsPrefix.hasOwnProperty(prefix) ? {
+        space: d3_nsPrefix[prefix],
+        local: name
+      } : name;
+    }
+  };
+  d3_selectionPrototype.attr = function(name, value) {
+    if (arguments.length < 2) {
+      if (typeof name === "string") {
+        var node = this.node();
+        name = d3.ns.qualify(name);
+        return name.local ? node.getAttributeNS(name.space, name.local) : node.getAttribute(name);
+      }
+      for (value in name) this.each(d3_selection_attr(value, name[value]));
+      return this;
+    }
+    return this.each(d3_selection_attr(name, value));
+  };
+  function d3_selection_attr(name, value) {
+    name = d3.ns.qualify(name);
+    function attrNull() {
+      this.removeAttribute(name);
+    }
+    function attrNullNS() {
+      this.removeAttributeNS(name.space, name.local);
+    }
+    function attrConstant() {
+      this.setAttribute(name, value);
+    }
+    function attrConstantNS() {
+      this.setAttributeNS(name.space, name.local, value);
+    }
+    function attrFunction() {
+      var x = value.apply(this, arguments);
+      if (x == null) this.removeAttribute(name); else this.setAttribute(name, x);
+    }
+    function attrFunctionNS() {
+      var x = value.apply(this, arguments);
+      if (x == null) this.removeAttributeNS(name.space, name.local); else this.setAttributeNS(name.space, name.local, x);
+    }
+    return value == null ? name.local ? attrNullNS : attrNull : typeof value === "function" ? name.local ? attrFunctionNS : attrFunction : name.local ? attrConstantNS : attrConstant;
+  }
+  function d3_collapse(s) {
+    return s.trim().replace(/\s+/g, " ");
+  }
+  d3_selectionPrototype.classed = function(name, value) {
+    if (arguments.length < 2) {
+      if (typeof name === "string") {
+        var node = this.node(), n = (name = name.trim().split(/^|\s+/g)).length, i = -1;
+        if (value = node.classList) {
+          while (++i < n) if (!value.contains(name[i])) return false;
+        } else {
+          value = node.getAttribute("class");
+          while (++i < n) if (!d3_selection_classedRe(name[i]).test(value)) return false;
+        }
+        return true;
+      }
+      for (value in name) this.each(d3_selection_classed(value, name[value]));
+      return this;
+    }
+    return this.each(d3_selection_classed(name, value));
+  };
+  function d3_selection_classedRe(name) {
+    return new RegExp("(?:^|\\s+)" + d3.requote(name) + "(?:\\s+|$)", "g");
+  }
+  function d3_selection_classed(name, value) {
+    name = name.trim().split(/\s+/).map(d3_selection_classedName);
+    var n = name.length;
+    function classedConstant() {
+      var i = -1;
+      while (++i < n) name[i](this, value);
+    }
+    function classedFunction() {
+      var i = -1, x = value.apply(this, arguments);
+      while (++i < n) name[i](this, x);
+    }
+    return typeof value === "function" ? classedFunction : classedConstant;
+  }
+  function d3_selection_classedName(name) {
+    var re = d3_selection_classedRe(name);
+    return function(node, value) {
+      if (c = node.classList) return value ? c.add(name) : c.remove(name);
+      var c = node.getAttribute("class") || "";
+      if (value) {
+        re.lastIndex = 0;
+        if (!re.test(c)) node.setAttribute("class", d3_collapse(c + " " + name));
+      } else {
+        node.setAttribute("class", d3_collapse(c.replace(re, " ")));
+      }
+    };
+  }
+  d3_selectionPrototype.style = function(name, value, priority) {
+    var n = arguments.length;
+    if (n < 3) {
+      if (typeof name !== "string") {
+        if (n < 2) value = "";
+        for (priority in name) this.each(d3_selection_style(priority, name[priority], value));
+        return this;
+      }
+      if (n < 2) return d3_window.getComputedStyle(this.node(), null).getPropertyValue(name);
+      priority = "";
+    }
+    return this.each(d3_selection_style(name, value, priority));
+  };
+  function d3_selection_style(name, value, priority) {
+    function styleNull() {
+      this.style.removeProperty(name);
+    }
+    function styleConstant() {
+      this.style.setProperty(name, value, priority);
+    }
+    function styleFunction() {
+      var x = value.apply(this, arguments);
+      if (x == null) this.style.removeProperty(name); else this.style.setProperty(name, x, priority);
+    }
+    return value == null ? styleNull : typeof value === "function" ? styleFunction : styleConstant;
+  }
+  d3_selectionPrototype.property = function(name, value) {
+    if (arguments.length < 2) {
+      if (typeof name === "string") return this.node()[name];
+      for (value in name) this.each(d3_selection_property(value, name[value]));
+      return this;
+    }
+    return this.each(d3_selection_property(name, value));
+  };
+  function d3_selection_property(name, value) {
+    function propertyNull() {
+      delete this[name];
+    }
+    function propertyConstant() {
+      this[name] = value;
+    }
+    function propertyFunction() {
+      var x = value.apply(this, arguments);
+      if (x == null) delete this[name]; else this[name] = x;
+    }
+    return value == null ? propertyNull : typeof value === "function" ? propertyFunction : propertyConstant;
+  }
+  d3_selectionPrototype.text = function(value) {
+    return arguments.length ? this.each(typeof value === "function" ? function() {
+      var v = value.apply(this, arguments);
+      this.textContent = v == null ? "" : v;
+    } : value == null ? function() {
+      this.textContent = "";
+    } : function() {
+      this.textContent = value;
+    }) : this.node().textContent;
+  };
+  d3_selectionPrototype.html = function(value) {
+    return arguments.length ? this.each(typeof value === "function" ? function() {
+      var v = value.apply(this, arguments);
+      this.innerHTML = v == null ? "" : v;
+    } : value == null ? function() {
+      this.innerHTML = "";
+    } : function() {
+      this.innerHTML = value;
+    }) : this.node().innerHTML;
+  };
+  d3_selectionPrototype.append = function(name) {
+    name = d3_selection_creator(name);
+    return this.select(function() {
+      return this.appendChild(name.apply(this, arguments));
+    });
+  };
+  function d3_selection_creator(name) {
+    return typeof name === "function" ? name : (name = d3.ns.qualify(name)).local ? function() {
+      return d3_document.createElementNS(name.space, name.local);
+    } : function() {
+      return d3_document.createElementNS(this.namespaceURI, name);
+    };
+  }
+  d3_selectionPrototype.insert = function(name, before) {
+    name = d3_selection_creator(name);
+    before = d3_selection_selector(before);
+    return this.select(function() {
+      return this.insertBefore(name.apply(this, arguments), before.apply(this, arguments));
+    });
+  };
+  d3_selectionPrototype.remove = function() {
+    return this.each(function() {
+      var parent = this.parentNode;
+      if (parent) parent.removeChild(this);
+    });
+  };
+  d3_selectionPrototype.data = function(value, key) {
+    var i = -1, n = this.length, group, node;
+    if (!arguments.length) {
+      value = new Array(n = (group = this[0]).length);
+      while (++i < n) {
+        if (node = group[i]) {
+          value[i] = node.__data__;
+        }
+      }
+      return value;
+    }
+    function bind(group, groupData) {
+      var i, n = group.length, m = groupData.length, n0 = Math.min(n, m), updateNodes = new Array(m), enterNodes = new Array(m), exitNodes = new Array(n), node, nodeData;
+      if (key) {
+        var nodeByKeyValue = new d3_Map(), dataByKeyValue = new d3_Map(), keyValues = [], keyValue;
+        for (i = -1; ++i < n; ) {
+          keyValue = key.call(node = group[i], node.__data__, i);
+          if (nodeByKeyValue.has(keyValue)) {
+            exitNodes[i] = node;
+          } else {
+            nodeByKeyValue.set(keyValue, node);
+          }
+          keyValues.push(keyValue);
+        }
+        for (i = -1; ++i < m; ) {
+          keyValue = key.call(groupData, nodeData = groupData[i], i);
+          if (node = nodeByKeyValue.get(keyValue)) {
+            updateNodes[i] = node;
+            node.__data__ = nodeData;
+          } else if (!dataByKeyValue.has(keyValue)) {
+            enterNodes[i] = d3_selection_dataNode(nodeData);
+          }
+          dataByKeyValue.set(keyValue, nodeData);
+          nodeByKeyValue.remove(keyValue);
+        }
+        for (i = -1; ++i < n; ) {
+          if (nodeByKeyValue.has(keyValues[i])) {
+            exitNodes[i] = group[i];
+          }
+        }
+      } else {
+        for (i = -1; ++i < n0; ) {
+          node = group[i];
+          nodeData = groupData[i];
+          if (node) {
+            node.__data__ = nodeData;
+            updateNodes[i] = node;
+          } else {
+            enterNodes[i] = d3_selection_dataNode(nodeData);
+          }
+        }
+        for (;i < m; ++i) {
+          enterNodes[i] = d3_selection_dataNode(groupData[i]);
+        }
+        for (;i < n; ++i) {
+          exitNodes[i] = group[i];
+        }
+      }
+      enterNodes.update = updateNodes;
+      enterNodes.parentNode = updateNodes.parentNode = exitNodes.parentNode = group.parentNode;
+      enter.push(enterNodes);
+      update.push(updateNodes);
+      exit.push(exitNodes);
+    }
+    var enter = d3_selection_enter([]), update = d3_selection([]), exit = d3_selection([]);
+    if (typeof value === "function") {
+      while (++i < n) {
+        bind(group = this[i], value.call(group, group.parentNode.__data__, i));
+      }
+    } else {
+      while (++i < n) {
+        bind(group = this[i], value);
+      }
+    }
+    update.enter = function() {
+      return enter;
+    };
+    update.exit = function() {
+      return exit;
+    };
+    return update;
+  };
+  function d3_selection_dataNode(data) {
+    return {
+      __data__: data
+    };
+  }
+  d3_selectionPrototype.datum = function(value) {
+    return arguments.length ? this.property("__data__", value) : this.property("__data__");
+  };
+  d3_selectionPrototype.filter = function(filter) {
+    var subgroups = [], subgroup, group, node;
+    if (typeof filter !== "function") filter = d3_selection_filter(filter);
+    for (var j = 0, m = this.length; j < m; j++) {
+      subgroups.push(subgroup = []);
+      subgroup.parentNode = (group = this[j]).parentNode;
+      for (var i = 0, n = group.length; i < n; i++) {
+        if ((node = group[i]) && filter.call(node, node.__data__, i)) {
+          subgroup.push(node);
+        }
+      }
+    }
+    return d3_selection(subgroups);
+  };
+  function d3_selection_filter(selector) {
+    return function() {
+      return d3_selectMatches(this, selector);
+    };
+  }
+  d3_selectionPrototype.order = function() {
+    for (var j = -1, m = this.length; ++j < m; ) {
+      for (var group = this[j], i = group.length - 1, next = group[i], node; --i >= 0; ) {
+        if (node = group[i]) {
+          if (next && next !== node.nextSibling) next.parentNode.insertBefore(node, next);
+          next = node;
+        }
+      }
+    }
+    return this;
+  };
+  d3_selectionPrototype.sort = function(comparator) {
+    comparator = d3_selection_sortComparator.apply(this, arguments);
+    for (var j = -1, m = this.length; ++j < m; ) this[j].sort(comparator);
+    return this.order();
+  };
+  function d3_selection_sortComparator(comparator) {
+    if (!arguments.length) comparator = d3.ascending;
+    return function(a, b) {
+      return a && b ? comparator(a.__data__, b.__data__) : !a - !b;
+    };
+  }
+  d3_selectionPrototype.each = function(callback) {
+    return d3_selection_each(this, function(node, i, j) {
+      callback.call(node, node.__data__, i, j);
+    });
+  };
+  function d3_selection_each(groups, callback) {
+    for (var j = 0, m = groups.length; j < m; j++) {
+      for (var group = groups[j], i = 0, n = group.length, node; i < n; i++) {
+        if (node = group[i]) callback(node, i, j);
+      }
+    }
+    return groups;
+  }
+  d3_selectionPrototype.call = function(callback) {
+    var args = d3_array(arguments);
+    callback.apply(args[0] = this, args);
+    return this;
+  };
+  d3_selectionPrototype.empty = function() {
+    return !this.node();
+  };
+  d3_selectionPrototype.node = function() {
+    for (var j = 0, m = this.length; j < m; j++) {
+      for (var group = this[j], i = 0, n = group.length; i < n; i++) {
+        var node = group[i];
+        if (node) return node;
+      }
+    }
+    return null;
+  };
+  d3_selectionPrototype.size = function() {
+    var n = 0;
+    this.each(function() {
+      ++n;
+    });
+    return n;
+  };
+  function d3_selection_enter(selection) {
+    d3_subclass(selection, d3_selection_enterPrototype);
+    return selection;
+  }
+  var d3_selection_enterPrototype = [];
+  d3.selection.enter = d3_selection_enter;
+  d3.selection.enter.prototype = d3_selection_enterPrototype;
+  d3_selection_enterPrototype.append = d3_selectionPrototype.append;
+  d3_selection_enterPrototype.empty = d3_selectionPrototype.empty;
+  d3_selection_enterPrototype.node = d3_selectionPrototype.node;
+  d3_selection_enterPrototype.call = d3_selectionPrototype.call;
+  d3_selection_enterPrototype.size = d3_selectionPrototype.size;
+  d3_selection_enterPrototype.select = function(selector) {
+    var subgroups = [], subgroup, subnode, upgroup, group, node;
+    for (var j = -1, m = this.length; ++j < m; ) {
+      upgroup = (group = this[j]).update;
+      subgroups.push(subgroup = []);
+      subgroup.parentNode = group.parentNode;
+      for (var i = -1, n = group.length; ++i < n; ) {
+        if (node = group[i]) {
+          subgroup.push(upgroup[i] = subnode = selector.call(group.parentNode, node.__data__, i, j));
+          subnode.__data__ = node.__data__;
+        } else {
+          subgroup.push(null);
+        }
+      }
+    }
+    return d3_selection(subgroups);
+  };
+  d3_selection_enterPrototype.insert = function(name, before) {
+    if (arguments.length < 2) before = d3_selection_enterInsertBefore(this);
+    return d3_selectionPrototype.insert.call(this, name, before);
+  };
+  function d3_selection_enterInsertBefore(enter) {
+    var i0, j0;
+    return function(d, i, j) {
+      var group = enter[j].update, n = group.length, node;
+      if (j != j0) j0 = j, i0 = 0;
+      if (i >= i0) i0 = i + 1;
+      while (!(node = group[i0]) && ++i0 < n) ;
+      return node;
+    };
+  }
+  d3_selectionPrototype.transition = function() {
+    var id = d3_transitionInheritId || ++d3_transitionId, subgroups = [], subgroup, node, transition = d3_transitionInherit || {
+      time: Date.now(),
+      ease: d3_ease_cubicInOut,
+      delay: 0,
+      duration: 250
+    };
+    for (var j = -1, m = this.length; ++j < m; ) {
+      subgroups.push(subgroup = []);
+      for (var group = this[j], i = -1, n = group.length; ++i < n; ) {
+        if (node = group[i]) d3_transitionNode(node, i, id, transition);
+        subgroup.push(node);
+      }
+    }
+    return d3_transition(subgroups, id);
+  };
+  d3_selectionPrototype.interrupt = function() {
+    return this.each(d3_selection_interrupt);
+  };
+  function d3_selection_interrupt() {
+    var lock = this.__transition__;
+    if (lock) ++lock.active;
+  }
+  d3.select = function(node) {
+    var group = [ typeof node === "string" ? d3_select(node, d3_document) : node ];
+    group.parentNode = d3_documentElement;
+    return d3_selection([ group ]);
+  };
+  d3.selectAll = function(nodes) {
+    var group = d3_array(typeof nodes === "string" ? d3_selectAll(nodes, d3_document) : nodes);
+    group.parentNode = d3_documentElement;
+    return d3_selection([ group ]);
+  };
+  var d3_selectionRoot = d3.select(d3_documentElement);
+  d3_selectionPrototype.on = function(type, listener, capture) {
+    var n = arguments.length;
+    if (n < 3) {
+      if (typeof type !== "string") {
+        if (n < 2) listener = false;
+        for (capture in type) this.each(d3_selection_on(capture, type[capture], listener));
+        return this;
+      }
+      if (n < 2) return (n = this.node()["__on" + type]) && n._;
+      capture = false;
+    }
+    return this.each(d3_selection_on(type, listener, capture));
+  };
+  function d3_selection_on(type, listener, capture) {
+    var name = "__on" + type, i = type.indexOf("."), wrap = d3_selection_onListener;
+    if (i > 0) type = type.substring(0, i);
+    var filter = d3_selection_onFilters.get(type);
+    if (filter) type = filter, wrap = d3_selection_onFilter;
+    function onRemove() {
+      var l = this[name];
+      if (l) {
+        this.removeEventListener(type, l, l.$);
+        delete this[name];
+      }
+    }
+    function onAdd() {
+      var l = wrap(listener, d3_array(arguments));
+      onRemove.call(this);
+      this.addEventListener(type, this[name] = l, l.$ = capture);
+      l._ = listener;
+    }
+    function removeAll() {
+      var re = new RegExp("^__on([^.]+)" + d3.requote(type) + "$"), match;
+      for (var name in this) {
+        if (match = name.match(re)) {
+          var l = this[name];
+          this.removeEventListener(match[1], l, l.$);
+          delete this[name];
+        }
+      }
+    }
+    return i ? listener ? onAdd : onRemove : listener ? d3_noop : removeAll;
+  }
+  var d3_selection_onFilters = d3.map({
+    mouseenter: "mouseover",
+    mouseleave: "mouseout"
+  });
+  d3_selection_onFilters.forEach(function(k) {
+    if ("on" + k in d3_document) d3_selection_onFilters.remove(k);
+  });
+  function d3_selection_onListener(listener, argumentz) {
+    return function(e) {
+      var o = d3.event;
+      d3.event = e;
+      argumentz[0] = this.__data__;
+      try {
+        listener.apply(this, argumentz);
+      } finally {
+        d3.event = o;
+      }
+    };
+  }
+  function d3_selection_onFilter(listener, argumentz) {
+    var l = d3_selection_onListener(listener, argumentz);
+    return function(e) {
+      var target = this, related = e.relatedTarget;
+      if (!related || related !== target && !(related.compareDocumentPosition(target) & 8)) {
+        l.call(target, e);
+      }
+    };
+  }
+  var d3_event_dragSelect = d3_vendorSymbol(d3_documentElement.style, "userSelect"), d3_event_dragId = 0;
+  function d3_event_dragSuppress() {
+    var name = ".dragsuppress-" + ++d3_event_dragId, touchmove = "touchmove" + name, selectstart = "selectstart" + name, dragstart = "dragstart" + name, click = "click" + name, w = d3.select(d3_window).on(touchmove, d3_eventPreventDefault).on(selectstart, d3_eventPreventDefault).on(dragstart, d3_eventPreventDefault), style = d3_documentElement.style, select = style[d3_event_dragSelect];
+    style[d3_event_dragSelect] = "none";
+    return function(suppressClick) {
+      w.on(name, null);
+      style[d3_event_dragSelect] = select;
+      if (suppressClick) {
+        function off() {
+          w.on(click, null);
+        }
+        w.on(click, function() {
+          d3_eventPreventDefault();
+          off();
+        }, true);
+        setTimeout(off, 0);
+      }
+    };
+  }
+  d3.mouse = function(container) {
+    return d3_mousePoint(container, d3_eventSource());
+  };
+  var d3_mouse_bug44083 = /WebKit/.test(d3_window.navigator.userAgent) ? -1 : 0;
+  function d3_mousePoint(container, e) {
+    if (e.changedTouches) e = e.changedTouches[0];
+    var svg = container.ownerSVGElement || container;
+    if (svg.createSVGPoint) {
+      var point = svg.createSVGPoint();
+      if (d3_mouse_bug44083 < 0 && (d3_window.scrollX || d3_window.scrollY)) {
+        svg = d3.select("body").append("svg").style({
+          position: "absolute",
+          top: 0,
+          left: 0,
+          margin: 0,
+          padding: 0,
+          border: "none"
+        }, "important");
+        var ctm = svg[0][0].getScreenCTM();
+        d3_mouse_bug44083 = !(ctm.f || ctm.e);
+        svg.remove();
+      }
+      if (d3_mouse_bug44083) point.x = e.pageX, point.y = e.pageY; else point.x = e.clientX, 
+      point.y = e.clientY;
+      point = point.matrixTransform(container.getScreenCTM().inverse());
+      return [ point.x, point.y ];
+    }
+    var rect = container.getBoundingClientRect();
+    return [ e.clientX - rect.left - container.clientLeft, e.clientY - rect.top - container.clientTop ];
+  }
+  d3.touches = function(container, touches) {
+    if (arguments.length < 2) touches = d3_eventSource().touches;
+    return touches ? d3_array(touches).map(function(touch) {
+      var point = d3_mousePoint(container, touch);
+      point.identifier = touch.identifier;
+      return point;
+    }) : [];
+  };
+  d3.behavior.drag = function() {
+    var event = d3_eventDispatch(drag, "drag", "dragstart", "dragend"), origin = null, mousedown = dragstart(d3_noop, d3.mouse, "mousemove", "mouseup"), touchstart = dragstart(touchid, touchposition, "touchmove", "touchend");
+    function drag() {
+      this.on("mousedown.drag", mousedown).on("touchstart.drag", touchstart);
+    }
+    function touchid() {
+      return d3.event.changedTouches[0].identifier;
+    }
+    function touchposition(parent, id) {
+      return d3.touches(parent).filter(function(p) {
+        return p.identifier === id;
+      })[0];
+    }
+    function dragstart(id, position, move, end) {
+      return function() {
+        var target = this, parent = target.parentNode, event_ = event.of(target, arguments), eventTarget = d3.event.target, eventId = id(), drag = eventId == null ? "drag" : "drag-" + eventId, origin_ = position(parent, eventId), dragged = 0, offset, w = d3.select(d3_window).on(move + "." + drag, moved).on(end + "." + drag, ended), dragRestore = d3_event_dragSuppress();
+        if (origin) {
+          offset = origin.apply(target, arguments);
+          offset = [ offset.x - origin_[0], offset.y - origin_[1] ];
+        } else {
+          offset = [ 0, 0 ];
+        }
+        event_({
+          type: "dragstart"
+        });
+        function moved() {
+          var p = position(parent, eventId), dx = p[0] - origin_[0], dy = p[1] - origin_[1];
+          dragged |= dx | dy;
+          origin_ = p;
+          event_({
+            type: "drag",
+            x: p[0] + offset[0],
+            y: p[1] + offset[1],
+            dx: dx,
+            dy: dy
+          });
+        }
+        function ended() {
+          w.on(move + "." + drag, null).on(end + "." + drag, null);
+          dragRestore(dragged && d3.event.target === eventTarget);
+          event_({
+            type: "dragend"
+          });
+        }
+      };
+    }
+    drag.origin = function(x) {
+      if (!arguments.length) return origin;
+      origin = x;
+      return drag;
+    };
+    return d3.rebind(drag, event, "on");
+  };
+  var π = Math.PI, τ = 2 * π, halfπ = π / 2, ε = 1e-6, ε2 = ε * ε, d3_radians = π / 180, d3_degrees = 180 / π;
+  function d3_sgn(x) {
+    return x > 0 ? 1 : x < 0 ? -1 : 0;
+  }
+  function d3_acos(x) {
+    return x > 1 ? 0 : x < -1 ? π : Math.acos(x);
+  }
+  function d3_asin(x) {
+    return x > 1 ? halfπ : x < -1 ? -halfπ : Math.asin(x);
+  }
+  function d3_sinh(x) {
+    return ((x = Math.exp(x)) - 1 / x) / 2;
+  }
+  function d3_cosh(x) {
+    return ((x = Math.exp(x)) + 1 / x) / 2;
+  }
+  function d3_tanh(x) {
+    return ((x = Math.exp(2 * x)) - 1) / (x + 1);
+  }
+  function d3_haversin(x) {
+    return (x = Math.sin(x / 2)) * x;
+  }
+  var ρ = Math.SQRT2, ρ2 = 2, ρ4 = 4;
+  d3.interpolateZoom = function(p0, p1) {
+    var ux0 = p0[0], uy0 = p0[1], w0 = p0[2], ux1 = p1[0], uy1 = p1[1], w1 = p1[2];
+    var dx = ux1 - ux0, dy = uy1 - uy0, d2 = dx * dx + dy * dy, d1 = Math.sqrt(d2), b0 = (w1 * w1 - w0 * w0 + ρ4 * d2) / (2 * w0 * ρ2 * d1), b1 = (w1 * w1 - w0 * w0 - ρ4 * d2) / (2 * w1 * ρ2 * d1), r0 = Math.log(Math.sqrt(b0 * b0 + 1) - b0), r1 = Math.log(Math.sqrt(b1 * b1 + 1) - b1), dr = r1 - r0, S = (dr || Math.log(w1 / w0)) / ρ;
+    function interpolate(t) {
+      var s = t * S;
+      if (dr) {
+        var coshr0 = d3_cosh(r0), u = w0 / (ρ2 * d1) * (coshr0 * d3_tanh(ρ * s + r0) - d3_sinh(r0));
+        return [ ux0 + u * dx, uy0 + u * dy, w0 * coshr0 / d3_cosh(ρ * s + r0) ];
+      }
+      return [ ux0 + t * dx, uy0 + t * dy, w0 * Math.exp(ρ * s) ];
+    }
+    interpolate.duration = S * 1e3;
+    return interpolate;
+  };
+  d3.behavior.zoom = function() {
+    var view = {
+      x: 0,
+      y: 0,
+      k: 1
+    }, translate0, center, size = [ 960, 500 ], scaleExtent = d3_behavior_zoomInfinity, mousedown = "mousedown.zoom", mousemove = "mousemove.zoom", mouseup = "mouseup.zoom", mousewheelTimer, touchstart = "touchstart.zoom", touchtime, event = d3_eventDispatch(zoom, "zoomstart", "zoom", "zoomend"), x0, x1, y0, y1;
+    function zoom(g) {
+      g.on(mousedown, mousedowned).on(d3_behavior_zoomWheel + ".zoom", mousewheeled).on(mousemove, mousewheelreset).on("dblclick.zoom", dblclicked).on(touchstart, touchstarted);
+    }
+    zoom.event = function(g) {
+      g.each(function() {
+        var event_ = event.of(this, arguments), view1 = view;
+        if (d3_transitionInheritId) {
+          d3.select(this).transition().each("start.zoom", function() {
+            view = this.__chart__ || {
+              x: 0,
+              y: 0,
+              k: 1
+            };
+            zoomstarted(event_);
+          }).tween("zoom:zoom", function() {
+            var dx = size[0], dy = size[1], cx = dx / 2, cy = dy / 2, i = d3.interpolateZoom([ (cx - view.x) / view.k, (cy - view.y) / view.k, dx / view.k ], [ (cx - view1.x) / view1.k, (cy - view1.y) / view1.k, dx / view1.k ]);
+            return function(t) {
+              var l = i(t), k = dx / l[2];
+              this.__chart__ = view = {
+                x: cx - l[0] * k,
+                y: cy - l[1] * k,
+                k: k
+              };
+              zoomed(event_);
+            };
+          }).each("end.zoom", function() {
+            zoomended(event_);
+          });
+        } else {
+          this.__chart__ = view;
+          zoomstarted(event_);
+          zoomed(event_);
+          zoomended(event_);
+        }
+      });
+    };
+    zoom.translate = function(_) {
+      if (!arguments.length) return [ view.x, view.y ];
+      view = {
+        x: +_[0],
+        y: +_[1],
+        k: view.k
+      };
+      rescale();
+      return zoom;
+    };
+    zoom.scale = function(_) {
+      if (!arguments.length) return view.k;
+      view = {
+        x: view.x,
+        y: view.y,
+        k: +_
+      };
+      rescale();
+      return zoom;
+    };
+    zoom.scaleExtent = function(_) {
+      if (!arguments.length) return scaleExtent;
+      scaleExtent = _ == null ? d3_behavior_zoomInfinity : [ +_[0], +_[1] ];
+      return zoom;
+    };
+    zoom.center = function(_) {
+      if (!arguments.length) return center;
+      center = _ && [ +_[0], +_[1] ];
+      return zoom;
+    };
+    zoom.size = function(_) {
+      if (!arguments.length) return size;
+      size = _ && [ +_[0], +_[1] ];
+      return zoom;
+    };
+    zoom.x = function(z) {
+      if (!arguments.length) return x1;
+      x1 = z;
+      x0 = z.copy();
+      view = {
+        x: 0,
+        y: 0,
+        k: 1
+      };
+      return zoom;
+    };
+    zoom.y = function(z) {
+      if (!arguments.length) return y1;
+      y1 = z;
+      y0 = z.copy();
+      view = {
+        x: 0,
+        y: 0,
+        k: 1
+      };
+      return zoom;
+    };
+    function location(p) {
+      return [ (p[0] - view.x) / view.k, (p[1] - view.y) / view.k ];
+    }
+    function point(l) {
+      return [ l[0] * view.k + view.x, l[1] * view.k + view.y ];
+    }
+    function scaleTo(s) {
+      view.k = Math.max(scaleExtent[0], Math.min(scaleExtent[1], s));
+    }
+    function translateTo(p, l) {
+      l = point(l);
+      view.x += p[0] - l[0];
+      view.y += p[1] - l[1];
+    }
+    function rescale() {
+      if (x1) x1.domain(x0.range().map(function(x) {
+        return (x - view.x) / view.k;
+      }).map(x0.invert));
+      if (y1) y1.domain(y0.range().map(function(y) {
+        return (y - view.y) / view.k;
+      }).map(y0.invert));
+    }
+    function zoomstarted(event) {
+      event({
+        type: "zoomstart"
+      });
+    }
+    function zoomed(event) {
+      rescale();
+      event({
+        type: "zoom",
+        scale: view.k,
+        translate: [ view.x, view.y ]
+      });
+    }
+    function zoomended(event) {
+      event({
+        type: "zoomend"
+      });
+    }
+    function mousedowned() {
+      var target = this, event_ = event.of(target, arguments), eventTarget = d3.event.target, dragged = 0, w = d3.select(d3_window).on(mousemove, moved).on(mouseup, ended), l = location(d3.mouse(target)), dragRestore = d3_event_dragSuppress();
+      d3_selection_interrupt.call(target);
+      zoomstarted(event_);
+      function moved() {
+        dragged = 1;
+        translateTo(d3.mouse(target), l);
+        zoomed(event_);
+      }
+      function ended() {
+        w.on(mousemove, d3_window === target ? mousewheelreset : null).on(mouseup, null);
+        dragRestore(dragged && d3.event.target === eventTarget);
+        zoomended(event_);
+      }
+    }
+    function touchstarted() {
+      var target = this, event_ = event.of(target, arguments), locations0 = {}, distance0 = 0, scale0, eventId = d3.event.changedTouches[0].identifier, touchmove = "touchmove.zoom-" + eventId, touchend = "touchend.zoom-" + eventId, w = d3.select(d3_window).on(touchmove, moved).on(touchend, ended), t = d3.select(target).on(mousedown, null).on(touchstart, started), dragRestore = d3_event_dragSuppress();
+      d3_selection_interrupt.call(target);
+      started();
+      zoomstarted(event_);
+      function relocate() {
+        var touches = d3.touches(target);
+        scale0 = view.k;
+        touches.forEach(function(t) {
+          if (t.identifier in locations0) locations0[t.identifier] = location(t);
+        });
+        return touches;
+      }
+      function started() {
+        var changed = d3.event.changedTouches;
+        for (var i = 0, n = changed.length; i < n; ++i) {
+          locations0[changed[i].identifier] = null;
+        }
+        var touches = relocate(), now = Date.now();
+        if (touches.length === 1) {
+          if (now - touchtime < 500) {
+            var p = touches[0], l = locations0[p.identifier];
+            scaleTo(view.k * 2);
+            translateTo(p, l);
+            d3_eventPreventDefault();
+            zoomed(event_);
+          }
+          touchtime = now;
+        } else if (touches.length > 1) {
+          var p = touches[0], q = touches[1], dx = p[0] - q[0], dy = p[1] - q[1];
+          distance0 = dx * dx + dy * dy;
+        }
+      }
+      function moved() {
+        var touches = d3.touches(target), p0, l0, p1, l1;
+        for (var i = 0, n = touches.length; i < n; ++i, l1 = null) {
+          p1 = touches[i];
+          if (l1 = locations0[p1.identifier]) {
+            if (l0) break;
+            p0 = p1, l0 = l1;
+          }
+        }
+        if (l1) {
+          var distance1 = (distance1 = p1[0] - p0[0]) * distance1 + (distance1 = p1[1] - p0[1]) * distance1, scale1 = distance0 && Math.sqrt(distance1 / distance0);
+          p0 = [ (p0[0] + p1[0]) / 2, (p0[1] + p1[1]) / 2 ];
+          l0 = [ (l0[0] + l1[0]) / 2, (l0[1] + l1[1]) / 2 ];
+          scaleTo(scale1 * scale0);
+        }
+        touchtime = null;
+        translateTo(p0, l0);
+        zoomed(event_);
+      }
+      function ended() {
+        if (d3.event.touches.length) {
+          var changed = d3.event.changedTouches;
+          for (var i = 0, n = changed.length; i < n; ++i) {
+            delete locations0[changed[i].identifier];
+          }
+          for (var identifier in locations0) {
+            return void relocate();
+          }
+        }
+        w.on(touchmove, null).on(touchend, null);
+        t.on(mousedown, mousedowned).on(touchstart, touchstarted);
+        dragRestore();
+        zoomended(event_);
+      }
+    }
+    function mousewheeled() {
+      var event_ = event.of(this, arguments);
+      if (mousewheelTimer) clearTimeout(mousewheelTimer); else d3_selection_interrupt.call(this), 
+      zoomstarted(event_);
+      mousewheelTimer = setTimeout(function() {
+        mousewheelTimer = null;
+        zoomended(event_);
+      }, 50);
+      d3_eventPreventDefault();
+      var point = center || d3.mouse(this);
+      if (!translate0) translate0 = location(point);
+      scaleTo(Math.pow(2, d3_behavior_zoomDelta() * .002) * view.k);
+      translateTo(point, translate0);
+      zoomed(event_);
+    }
+    function mousewheelreset() {
+      translate0 = null;
+    }
+    function dblclicked() {
+      var event_ = event.of(this, arguments), p = d3.mouse(this), l = location(p), k = Math.log(view.k) / Math.LN2;
+      zoomstarted(event_);
+      scaleTo(Math.pow(2, d3.event.shiftKey ? Math.ceil(k) - 1 : Math.floor(k) + 1));
+      translateTo(p, l);
+      zoomed(event_);
+      zoomended(event_);
+    }
+    return d3.rebind(zoom, event, "on");
+  };
+  var d3_behavior_zoomInfinity = [ 0, Infinity ];
+  var d3_behavior_zoomDelta, d3_behavior_zoomWheel = "onwheel" in d3_document ? (d3_behavior_zoomDelta = function() {
+    return -d3.event.deltaY * (d3.event.deltaMode ? 120 : 1);
+  }, "wheel") : "onmousewheel" in d3_document ? (d3_behavior_zoomDelta = function() {
+    return d3.event.wheelDelta;
+  }, "mousewheel") : (d3_behavior_zoomDelta = function() {
+    return -d3.event.detail;
+  }, "MozMousePixelScroll");
+  function d3_Color() {}
+  d3_Color.prototype.toString = function() {
+    return this.rgb() + "";
+  };
+  d3.hsl = function(h, s, l) {
+    return arguments.length === 1 ? h instanceof d3_Hsl ? d3_hsl(h.h, h.s, h.l) : d3_rgb_parse("" + h, d3_rgb_hsl, d3_hsl) : d3_hsl(+h, +s, +l);
+  };
+  function d3_hsl(h, s, l) {
+    return new d3_Hsl(h, s, l);
+  }
+  function d3_Hsl(h, s, l) {
+    this.h = h;
+    this.s = s;
+    this.l = l;
+  }
+  var d3_hslPrototype = d3_Hsl.prototype = new d3_Color();
+  d3_hslPrototype.brighter = function(k) {
+    k = Math.pow(.7, arguments.length ? k : 1);
+    return d3_hsl(this.h, this.s, this.l / k);
+  };
+  d3_hslPrototype.darker = function(k) {
+    k = Math.pow(.7, arguments.length ? k : 1);
+    return d3_hsl(this.h, this.s, k * this.l);
+  };
+  d3_hslPrototype.rgb = function() {
+    return d3_hsl_rgb(this.h, this.s, this.l);
+  };
+  function d3_hsl_rgb(h, s, l) {
+    var m1, m2;
+    h = isNaN(h) ? 0 : (h %= 360) < 0 ? h + 360 : h;
+    s = isNaN(s) ? 0 : s < 0 ? 0 : s > 1 ? 1 : s;
+    l = l < 0 ? 0 : l > 1 ? 1 : l;
+    m2 = l <= .5 ? l * (1 + s) : l + s - l * s;
+    m1 = 2 * l - m2;
+    function v(h) {
+      if (h > 360) h -= 360; else if (h < 0) h += 360;
+      if (h < 60) return m1 + (m2 - m1) * h / 60;
+      if (h < 180) return m2;
+      if (h < 240) return m1 + (m2 - m1) * (240 - h) / 60;
+      return m1;
+    }
+    function vv(h) {
+      return Math.round(v(h) * 255);
+    }
+    return d3_rgb(vv(h + 120), vv(h), vv(h - 120));
+  }
+  d3.hcl = function(h, c, l) {
+    return arguments.length === 1 ? h instanceof d3_Hcl ? d3_hcl(h.h, h.c, h.l) : h instanceof d3_Lab ? d3_lab_hcl(h.l, h.a, h.b) : d3_lab_hcl((h = d3_rgb_lab((h = d3.rgb(h)).r, h.g, h.b)).l, h.a, h.b) : d3_hcl(+h, +c, +l);
+  };
+  function d3_hcl(h, c, l) {
+    return new d3_Hcl(h, c, l);
+  }
+  function d3_Hcl(h, c, l) {
+    this.h = h;
+    this.c = c;
+    this.l = l;
+  }
+  var d3_hclPrototype = d3_Hcl.prototype = new d3_Color();
+  d3_hclPrototype.brighter = function(k) {
+    return d3_hcl(this.h, this.c, Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1)));
+  };
+  d3_hclPrototype.darker = function(k) {
+    return d3_hcl(this.h, this.c, Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1)));
+  };
+  d3_hclPrototype.rgb = function() {
+    return d3_hcl_lab(this.h, this.c, this.l).rgb();
+  };
+  function d3_hcl_lab(h, c, l) {
+    if (isNaN(h)) h = 0;
+    if (isNaN(c)) c = 0;
+    return d3_lab(l, Math.cos(h *= d3_radians) * c, Math.sin(h) * c);
+  }
+  d3.lab = function(l, a, b) {
+    return arguments.length === 1 ? l instanceof d3_Lab ? d3_lab(l.l, l.a, l.b) : l instanceof d3_Hcl ? d3_hcl_lab(l.l, l.c, l.h) : d3_rgb_lab((l = d3.rgb(l)).r, l.g, l.b) : d3_lab(+l, +a, +b);
+  };
+  function d3_lab(l, a, b) {
+    return new d3_Lab(l, a, b);
+  }
+  function d3_Lab(l, a, b) {
+    this.l = l;
+    this.a = a;
+    this.b = b;
+  }
+  var d3_lab_K = 18;
+  var d3_lab_X = .95047, d3_lab_Y = 1, d3_lab_Z = 1.08883;
+  var d3_labPrototype = d3_Lab.prototype = new d3_Color();
+  d3_labPrototype.brighter = function(k) {
+    return d3_lab(Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1)), this.a, this.b);
+  };
+  d3_labPrototype.darker = function(k) {
+    return d3_lab(Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1)), this.a, this.b);
+  };
+  d3_labPrototype.rgb = function() {
+    return d3_lab_rgb(this.l, this.a, this.b);
+  };
+  function d3_lab_rgb(l, a, b) {
+    var y = (l + 16) / 116, x = y + a / 500, z = y - b / 200;
+    x = d3_lab_xyz(x) * d3_lab_X;
+    y = d3_lab_xyz(y) * d3_lab_Y;
+    z = d3_lab_xyz(z) * d3_lab_Z;
+    return d3_rgb(d3_xyz_rgb(3.2404542 * x - 1.5371385 * y - .4985314 * z), d3_xyz_rgb(-.969266 * x + 1.8760108 * y + .041556 * z), d3_xyz_rgb(.0556434 * x - .2040259 * y + 1.0572252 * z));
+  }
+  function d3_lab_hcl(l, a, b) {
+    return l > 0 ? d3_hcl(Math.atan2(b, a) * d3_degrees, Math.sqrt(a * a + b * b), l) : d3_hcl(NaN, NaN, l);
+  }
+  function d3_lab_xyz(x) {
+    return x > .206893034 ? x * x * x : (x - 4 / 29) / 7.787037;
+  }
+  function d3_xyz_lab(x) {
+    return x > .008856 ? Math.pow(x, 1 / 3) : 7.787037 * x + 4 / 29;
+  }
+  function d3_xyz_rgb(r) {
+    return Math.round(255 * (r <= .00304 ? 12.92 * r : 1.055 * Math.pow(r, 1 / 2.4) - .055));
+  }
+  d3.rgb = function(r, g, b) {
+    return arguments.length === 1 ? r instanceof d3_Rgb ? d3_rgb(r.r, r.g, r.b) : d3_rgb_parse("" + r, d3_rgb, d3_hsl_rgb) : d3_rgb(~~r, ~~g, ~~b);
+  };
+  function d3_rgbNumber(value) {
+    return d3_rgb(value >> 16, value >> 8 & 255, value & 255);
+  }
+  function d3_rgbString(value) {
+    return d3_rgbNumber(value) + "";
+  }
+  function d3_rgb(r, g, b) {
+    return new d3_Rgb(r, g, b);
+  }
+  function d3_Rgb(r, g, b) {
+    this.r = r;
+    this.g = g;
+    this.b = b;
+  }
+  var d3_rgbPrototype = d3_Rgb.prototype = new d3_Color();
+  d3_rgbPrototype.brighter = function(k) {
+    k = Math.pow(.7, arguments.length ? k : 1);
+    var r = this.r, g = this.g, b = this.b, i = 30;
+    if (!r && !g && !b) return d3_rgb(i, i, i);
+    if (r && r < i) r = i;
+    if (g && g < i) g = i;
+    if (b && b < i) b = i;
+    return d3_rgb(Math.min(255, ~~(r / k)), Math.min(255, ~~(g / k)), Math.min(255, ~~(b / k)));
+  };
+  d3_rgbPrototype.darker = function(k) {
+    k = Math.pow(.7, arguments.length ? k : 1);
+    return d3_rgb(~~(k * this.r), ~~(k * this.g), ~~(k * this.b));
+  };
+  d3_rgbPrototype.hsl = function() {
+    return d3_rgb_hsl(this.r, this.g, this.b);
+  };
+  d3_rgbPrototype.toString = function() {
+    return "#" + d3_rgb_hex(this.r) + d3_rgb_hex(this.g) + d3_rgb_hex(this.b);
+  };
+  function d3_rgb_hex(v) {
+    return v < 16 ? "0" + Math.max(0, v).toString(16) : Math.min(255, v).toString(16);
+  }
+  function d3_rgb_parse(format, rgb, hsl) {
+    var r = 0, g = 0, b = 0, m1, m2, name;
+    m1 = /([a-z]+)\((.*)\)/i.exec(format);
+    if (m1) {
+      m2 = m1[2].split(",");
+      switch (m1[1]) {
+       case "hsl":
+        {
+          return hsl(parseFloat(m2[0]), parseFloat(m2[1]) / 100, parseFloat(m2[2]) / 100);
+        }
+
+       case "rgb":
+        {
+          return rgb(d3_rgb_parseNumber(m2[0]), d3_rgb_parseNumber(m2[1]), d3_rgb_parseNumber(m2[2]));
+        }
+      }
+    }
+    if (name = d3_rgb_names.get(format)) return rgb(name.r, name.g, name.b);
+    if (format != null && format.charAt(0) === "#") {
+      if (format.length === 4) {
+        r = format.charAt(1);
+        r += r;
+        g = format.charAt(2);
+        g += g;
+        b = format.charAt(3);
+        b += b;
+      } else if (format.length === 7) {
+        r = format.substring(1, 3);
+        g = format.substring(3, 5);
+        b = format.substring(5, 7);
+      }
+      r = parseInt(r, 16);
+      g = parseInt(g, 16);
+      b = parseInt(b, 16);
+    }
+    return rgb(r, g, b);
+  }
+  function d3_rgb_hsl(r, g, b) {
+    var min = Math.min(r /= 255, g /= 255, b /= 255), max = Math.max(r, g, b), d = max - min, h, s, l = (max + min) / 2;
+    if (d) {
+      s = l < .5 ? d / (max + min) : d / (2 - max - min);
+      if (r == max) h = (g - b) / d + (g < b ? 6 : 0); else if (g == max) h = (b - r) / d + 2; else h = (r - g) / d + 4;
+      h *= 60;
+    } else {
+      h = NaN;
+      s = l > 0 && l < 1 ? 0 : h;
+    }
+    return d3_hsl(h, s, l);
+  }
+  function d3_rgb_lab(r, g, b) {
+    r = d3_rgb_xyz(r);
+    g = d3_rgb_xyz(g);
+    b = d3_rgb_xyz(b);
+    var x = d3_xyz_lab((.4124564 * r + .3575761 * g + .1804375 * b) / d3_lab_X), y = d3_xyz_lab((.2126729 * r + .7151522 * g + .072175 * b) / d3_lab_Y), z = d3_xyz_lab((.0193339 * r + .119192 * g + .9503041 * b) / d3_lab_Z);
+    return d3_lab(116 * y - 16, 500 * (x - y), 200 * (y - z));
+  }
+  function d3_rgb_xyz(r) {
+    return (r /= 255) <= .04045 ? r / 12.92 : Math.pow((r + .055) / 1.055, 2.4);
+  }
+  function d3_rgb_parseNumber(c) {
+    var f = parseFloat(c);
+    return c.charAt(c.length - 1) === "%" ? Math.round(f * 2.55) : f;
+  }
+  var d3_rgb_names = d3.map({
+    aliceblue: 15792383,
+    antiquewhite: 16444375,
+    aqua: 65535,
+    aquamarine: 8388564,
+    azure: 15794175,
+    beige: 16119260,
+    bisque: 16770244,
+    black: 0,
+    blanchedalmond: 16772045,
+    blue: 255,
+    blueviolet: 9055202,
+    brown: 10824234,
+    burlywood: 14596231,
+    cadetblue: 6266528,
+    chartreuse: 8388352,
+    chocolate: 13789470,
+    coral: 16744272,
+    cornflowerblue: 6591981,
+    cornsilk: 16775388,
+    crimson: 14423100,
+    cyan: 65535,
+    darkblue: 139,
+    darkcyan: 35723,
+    darkgoldenrod: 12092939,
+    darkgray: 11119017,
+    darkgreen: 25600,
+    darkgrey: 11119017,
+    darkkhaki: 12433259,
+    darkmagenta: 9109643,
+    darkolivegreen: 5597999,
+    darkorange: 16747520,
+    darkorchid: 10040012,
+    darkred: 9109504,
+    darksalmon: 15308410,
+    darkseagreen: 9419919,
+    darkslateblue: 4734347,
+    darkslategray: 3100495,
+    darkslategrey: 3100495,
+    darkturquoise: 52945,
+    darkviolet: 9699539,
+    deeppink: 16716947,
+    deepskyblue: 49151,
+    dimgray: 6908265,
+    dimgrey: 6908265,
+    dodgerblue: 2003199,
+    firebrick: 11674146,
+    floralwhite: 16775920,
+    forestgreen: 2263842,
+    fuchsia: 16711935,
+    gainsboro: 14474460,
+    ghostwhite: 16316671,
+    gold: 16766720,
+    goldenrod: 14329120,
+    gray: 8421504,
+    green: 32768,
+    greenyellow: 11403055,
+    grey: 8421504,
+    honeydew: 15794160,
+    hotpink: 16738740,
+    indianred: 13458524,
+    indigo: 4915330,
+    ivory: 16777200,
+    khaki: 15787660,
+    lavender: 15132410,
+    lavenderblush: 16773365,
+    lawngreen: 8190976,
+    lemonchiffon: 16775885,
+    lightblue: 11393254,
+    lightcoral: 15761536,
+    lightcyan: 14745599,
+    lightgoldenrodyellow: 16448210,
+    lightgray: 13882323,
+    lightgreen: 9498256,
+    lightgrey: 13882323,
+    lightpink: 16758465,
+    lightsalmon: 16752762,
+    lightseagreen: 2142890,
+    lightskyblue: 8900346,
+    lightslategray: 7833753,
+    lightslategrey: 7833753,
+    lightsteelblue: 11584734,
+    lightyellow: 16777184,
+    lime: 65280,
+    limegreen: 3329330,
+    linen: 16445670,
+    magenta: 16711935,
+    maroon: 8388608,
+    mediumaquamarine: 6737322,
+    mediumblue: 205,
+    mediumorchid: 12211667,
+    mediumpurple: 9662683,
+    mediumseagreen: 3978097,
+    mediumslateblue: 8087790,
+    mediumspringgreen: 64154,
+    mediumturquoise: 4772300,
+    mediumvioletred: 13047173,
+    midnightblue: 1644912,
+    mintcream: 16121850,
+    mistyrose: 16770273,
+    moccasin: 16770229,
+    navajowhite: 16768685,
+    navy: 128,
+    oldlace: 16643558,
+    olive: 8421376,
+    olivedrab: 7048739,
+    orange: 16753920,
+    orangered: 16729344,
+    orchid: 14315734,
+    palegoldenrod: 15657130,
+    palegreen: 10025880,
+    paleturquoise: 11529966,
+    palevioletred: 14381203,
+    papayawhip: 16773077,
+    peachpuff: 16767673,
+    peru: 13468991,
+    pink: 16761035,
+    plum: 14524637,
+    powderblue: 11591910,
+    purple: 8388736,
+    red: 16711680,
+    rosybrown: 12357519,
+    royalblue: 4286945,
+    saddlebrown: 9127187,
+    salmon: 16416882,
+    sandybrown: 16032864,
+    seagreen: 3050327,
+    seashell: 16774638,
+    sienna: 10506797,
+    silver: 12632256,
+    skyblue: 8900331,
+    slateblue: 6970061,
+    slategray: 7372944,
+    slategrey: 7372944,
+    snow: 16775930,
+    springgreen: 65407,
+    steelblue: 4620980,
+    tan: 13808780,
+    teal: 32896,
+    thistle: 14204888,
+    tomato: 16737095,
+    turquoise: 4251856,
+    violet: 15631086,
+    wheat: 16113331,
+    white: 16777215,
+    whitesmoke: 16119285,
+    yellow: 16776960,
+    yellowgreen: 10145074
+  });
+  d3_rgb_names.forEach(function(key, value) {
+    d3_rgb_names.set(key, d3_rgbNumber(value));
+  });
+  function d3_functor(v) {
+    return typeof v === "function" ? v : function() {
+      return v;
+    };
+  }
+  d3.functor = d3_functor;
+  function d3_identity(d) {
+    return d;
+  }
+  d3.xhr = d3_xhrType(d3_identity);
+  function d3_xhrType(response) {
+    return function(url, mimeType, callback) {
+      if (arguments.length === 2 && typeof mimeType === "function") callback = mimeType, 
+      mimeType = null;
+      return d3_xhr(url, mimeType, response, callback);
+    };
+  }
+  function d3_xhr(url, mimeType, response, callback) {
+    var xhr = {}, dispatch = d3.dispatch("beforesend", "progress", "load", "error"), headers = {}, request = new XMLHttpRequest(), responseType = null;
+    if (d3_window.XDomainRequest && !("withCredentials" in request) && /^(http(s)?:)?\/\//.test(url)) request = new XDomainRequest();
+    "onload" in request ? request.onload = request.onerror = respond : request.onreadystatechange = function() {
+      request.readyState > 3 && respond();
+    };
+    function respond() {
+      var status = request.status, result;
+      if (!status && request.responseText || status >= 200 && status < 300 || status === 304) {
+        try {
+          result = response.call(xhr, request);
+        } catch (e) {
+          dispatch.error.call(xhr, e);
+          return;
+        }
+        dispatch.load.call(xhr, result);
+      } else {
+        dispatch.error.call(xhr, request);
+      }
+    }
+    request.onprogress = function(event) {
+      var o = d3.event;
+      d3.event = event;
+      try {
+        dispatch.progress.call(xhr, request);
+      } finally {
+        d3.event = o;
+      }
+    };
+    xhr.header = function(name, value) {
+      name = (name + "").toLowerCase();
+      if (arguments.length < 2) return headers[name];
+      if (value == null) delete headers[name]; else headers[name] = value + "";
+      return xhr;
+    };
+    xhr.mimeType = function(value) {
+      if (!arguments.length) return mimeType;
+      mimeType = value == null ? null : value + "";
+      return xhr;
+    };
+    xhr.responseType = function(value) {
+      if (!arguments.length) return responseType;
+      responseType = value;
+      return xhr;
+    };
+    xhr.response = function(value) {
+      response = value;
+      return xhr;
+    };
+    [ "get", "post" ].forEach(function(method) {
+      xhr[method] = function() {
+        return xhr.send.apply(xhr, [ method ].concat(d3_array(arguments)));
+      };
+    });
+    xhr.send = function(method, data, callback) {
+      if (arguments.length === 2 && typeof data === "function") callback = data, data = null;
+      request.open(method, url, true);
+      if (mimeType != null && !("accept" in headers)) headers["accept"] = mimeType + ",*/*";
+      if (request.setRequestHeader) for (var name in headers) request.setRequestHeader(name, headers[name]);
+      if (mimeType != null && request.overrideMimeType) request.overrideMimeType(mimeType);
+      if (responseType != null) request.responseType = responseType;
+      if (callback != null) xhr.on("error", callback).on("load", function(request) {
+        callback(null, request);
+      });
+      dispatch.beforesend.call(xhr, request);
+      request.send(data == null ? null : data);
+      return xhr;
+    };
+    xhr.abort = function() {
+      request.abort();
+      return xhr;
+    };
+    d3.rebind(xhr, dispatch, "on");
+    return callback == null ? xhr : xhr.get(d3_xhr_fixCallback(callback));
+  }
+  function d3_xhr_fixCallback(callback) {
+    return callback.length === 1 ? function(error, request) {
+      callback(error == null ? request : null);
+    } : callback;
+  }
+  d3.dsv = function(delimiter, mimeType) {
+    var reFormat = new RegExp('["' + delimiter + "\n]"), delimiterCode = delimiter.charCodeAt(0);
+    function dsv(url, row, callback) {
+      if (arguments.length < 3) callback = row, row = null;
+      var xhr = d3.xhr(url, mimeType, callback);
+      xhr.row = function(_) {
+        return arguments.length ? xhr.response((row = _) == null ? response : typedResponse(_)) : row;
+      };
+      return xhr.row(row);
+    }
+    function response(request) {
+      return dsv.parse(request.responseText);
+    }
+    function typedResponse(f) {
+      return function(request) {
+        return dsv.parse(request.responseText, f);
+      };
+    }
+    dsv.parse = function(text, f) {
+      var o;
+      return dsv.parseRows(text, function(row, i) {
+        if (o) return o(row, i - 1);
+        var a = new Function("d", "return {" + row.map(function(name, i) {
+          return JSON.stringify(name) + ": d[" + i + "]";
+        }).join(",") + "}");
+        o = f ? function(row, i) {
+          return f(a(row), i);
+        } : a;
+      });
+    };
+    dsv.parseRows = function(text, f) {
+      var EOL = {}, EOF = {}, rows = [], N = text.length, I = 0, n = 0, t, eol;
+      function token() {
+        if (I >= N) return EOF;
+        if (eol) return eol = false, EOL;
+        var j = I;
+        if (text.charCodeAt(j) === 34) {
+          var i = j;
+          while (i++ < N) {
+            if (text.charCodeAt(i) === 34) {
+              if (text.charCodeAt(i + 1) !== 34) break;
+              ++i;
+            }
+          }
+          I = i + 2;
+          var c = text.charCodeAt(i + 1);
+          if (c === 13) {
+            eol = true;
+            if (text.charCodeAt(i + 2) === 10) ++I;
+          } else if (c === 10) {
+            eol = true;
+          }
+          return text.substring(j + 1, i).replace(/""/g, '"');
+        }
+        while (I < N) {
+          var c = text.charCodeAt(I++), k = 1;
+          if (c === 10) eol = true; else if (c === 13) {
+            eol = true;
+            if (text.charCodeAt(I) === 10) ++I, ++k;
+          } else if (c !== delimiterCode) continue;
+          return text.substring(j, I - k);
+        }
+        return text.substring(j);
+      }
+      while ((t = token()) !== EOF) {
+        var a = [];
+        while (t !== EOL && t !== EOF) {
+          a.push(t);
+          t = token();
+        }
+        if (f && !(a = f(a, n++))) continue;
+        rows.push(a);
+      }
+      return rows;
+    };
+    dsv.format = function(rows) {
+      if (Array.isArray(rows[0])) return dsv.formatRows(rows);
+      var fieldSet = new d3_Set(), fields = [];
+      rows.forEach(function(row) {
+        for (var field in row) {
+          if (!fieldSet.has(field)) {
+            fields.push(fieldSet.add(field));
+          }
+        }
+      });
+      return [ fields.map(formatValue).join(delimiter) ].concat(rows.map(function(row) {
+        return fields.map(function(field) {
+          return formatValue(row[field]);
+        }).join(delimiter);
+      })).join("\n");
+    };
+    dsv.formatRows = function(rows) {
+      return rows.map(formatRow).join("\n");
+    };
+    function formatRow(row) {
+      return row.map(formatValue).join(delimiter);
+    }
+    function formatValue(text) {
+      return reFormat.test(text) ? '"' + text.replace(/\"/g, '""') + '"' : text;
+    }
+    return dsv;
+  };
+  d3.csv = d3.dsv(",", "text/csv");
+  d3.tsv = d3.dsv("    ", "text/tab-separated-values");
+  var d3_timer_queueHead, d3_timer_queueTail, d3_timer_interval, d3_timer_timeout, d3_timer_active, d3_timer_frame = d3_window[d3_vendorSymbol(d3_window, "requestAnimationFrame")] || function(callback) {
+    setTimeout(callback, 17);
+  };
+  d3.timer = function(callback, delay, then) {
+    var n = arguments.length;
+    if (n < 2) delay = 0;
+    if (n < 3) then = Date.now();
+    var time = then + delay, timer = {
+      callback: callback,
+      time: time,
+      next: null
+    };
+    if (d3_timer_queueTail) d3_timer_queueTail.next = timer; else d3_timer_queueHead = timer;
+    d3_timer_queueTail = timer;
+    if (!d3_timer_interval) {
+      d3_timer_timeout = clearTimeout(d3_timer_timeout);
+      d3_timer_interval = 1;
+      d3_timer_frame(d3_timer_step);
+    }
+  };
+  function d3_timer_step() {
+    var now = d3_timer_mark(), delay = d3_timer_sweep() - now;
+    if (delay > 24) {
+      if (isFinite(delay)) {
+        clearTimeout(d3_timer_timeout);
+        d3_timer_timeout = setTimeout(d3_timer_step, delay);
+      }
+      d3_timer_interval = 0;
+    } else {
+      d3_timer_interval = 1;
+      d3_timer_frame(d3_timer_step);
+    }
+  }
+  d3.timer.flush = function() {
+    d3_timer_mark();
+    d3_timer_sweep();
+  };
+  function d3_timer_replace(callback, delay, then) {
+    var n = arguments.length;
+    if (n < 2) delay = 0;
+    if (n < 3) then = Date.now();
+    d3_timer_active.callback = callback;
+    d3_timer_active.time = then + delay;
+  }
+  function d3_timer_mark() {
+    var now = Date.now();
+    d3_timer_active = d3_timer_queueHead;
+    while (d3_timer_active) {
+      if (now >= d3_timer_active.time) d3_timer_active.flush = d3_timer_active.callback(now - d3_timer_active.time);
+      d3_timer_active = d3_timer_active.next;
+    }
+    return now;
+  }
+  function d3_timer_sweep() {
+    var t0, t1 = d3_timer_queueHead, time = Infinity;
+    while (t1) {
+      if (t1.flush) {
+        t1 = t0 ? t0.next = t1.next : d3_timer_queueHead = t1.next;
+      } else {
+        if (t1.time < time) time = t1.time;
+        t1 = (t0 = t1).next;
+      }
+    }
+    d3_timer_queueTail = t0;
+    return time;
+  }
+  var d3_format_decimalPoint = ".", d3_format_thousandsSeparator = ",", d3_format_grouping = [ 3, 3 ], d3_format_currencySymbol = "$";
+  var d3_formatPrefixes = [ "y", "z", "a", "f", "p", "n", "µ", "m", "", "k", "M", "G", "T", "P", "E", "Z", "Y" ].map(d3_formatPrefix);
+  d3.formatPrefix = function(value, precision) {
+    var i = 0;
+    if (value) {
+      if (value < 0) value *= -1;
+      if (precision) value = d3.round(value, d3_format_precision(value, precision));
+      i = 1 + Math.floor(1e-12 + Math.log(value) / Math.LN10);
+      i = Math.max(-24, Math.min(24, Math.floor((i <= 0 ? i + 1 : i - 1) / 3) * 3));
+    }
+    return d3_formatPrefixes[8 + i / 3];
+  };
+  function d3_formatPrefix(d, i) {
+    var k = Math.pow(10, Math.abs(8 - i) * 3);
+    return {
+      scale: i > 8 ? function(d) {
+        return d / k;
+      } : function(d) {
+        return d * k;
+      },
+      symbol: d
+    };
+  }
+  d3.round = function(x, n) {
+    return n ? Math.round(x * (n = Math.pow(10, n))) / n : Math.round(x);
+  };
+  d3.format = function(specifier) {
+    var match = d3_format_re.exec(specifier), fill = match[1] || " ", align = match[2] || ">", sign = match[3] || "", symbol = match[4] || "", zfill = match[5], width = +match[6], comma = match[7], precision = match[8], type = match[9], scale = 1, suffix = "", integer = false;
+    if (precision) precision = +precision.substring(1);
+    if (zfill || fill === "0" && align === "=") {
+      zfill = fill = "0";
+      align = "=";
+      if (comma) width -= Math.floor((width - 1) / 4);
+    }
+    switch (type) {
+     case "n":
+      comma = true;
+      type = "g";
+      break;
+
+     case "%":
+      scale = 100;
+      suffix = "%";
+      type = "f";
+      break;
+
+     case "p":
+      scale = 100;
+      suffix = "%";
+      type = "r";
+      break;
+
+     case "b":
+     case "o":
+     case "x":
+     case "X":
+      if (symbol === "#") symbol = "0" + type.toLowerCase();
+
+     case "c":
+     case "d":
+      integer = true;
+      precision = 0;
+      break;
+
+     case "s":
+      scale = -1;
+      type = "r";
+      break;
+    }
+    if (symbol === "#") symbol = ""; else if (symbol === "$") symbol = d3_format_currencySymbol;
+    if (type == "r" && !precision) type = "g";
+    if (precision != null) {
+      if (type == "g") precision = Math.max(1, Math.min(21, precision)); else if (type == "e" || type == "f") precision = Math.max(0, Math.min(20, precision));
+    }
+    type = d3_format_types.get(type) || d3_format_typeDefault;
+    var zcomma = zfill && comma;
+    return function(value) {
+      if (integer && value % 1) return "";
+      var negative = value < 0 || value === 0 && 1 / value < 0 ? (value = -value, "-") : sign;
+      if (scale < 0) {
+        var prefix = d3.formatPrefix(value, precision);
+        value = prefix.scale(value);
+        suffix = prefix.symbol;
+      } else {
+        value *= scale;
+      }
+      value = type(value, precision);
+      var i = value.lastIndexOf("."), before = i < 0 ? value : value.substring(0, i), after = i < 0 ? "" : d3_format_decimalPoint + value.substring(i + 1);
+      if (!zfill && comma) before = d3_format_group(before);
+      var length = symbol.length + before.length + after.length + (zcomma ? 0 : negative.length), padding = length < width ? new Array(length = width - length + 1).join(fill) : "";
+      if (zcomma) before = d3_format_group(padding + before);
+      negative += symbol;
+      value = before + after;
+      return (align === "<" ? negative + value + padding : align === ">" ? padding + negative + value : align === "^" ? padding.substring(0, length >>= 1) + negative + value + padding.substring(length) : negative + (zcomma ? value : padding + value)) + suffix;
+    };
+  };
+  var d3_format_re = /(?:([^{])?([<>=^]))?([+\- ])?([$#])?(0)?(\d+)?(,)?(\.-?\d+)?([a-z%])?/i;
+  var d3_format_types = d3.map({
+    b: function(x) {
+      return x.toString(2);
+    },
+    c: function(x) {
+      return String.fromCharCode(x);
+    },
+    o: function(x) {
+      return x.toString(8);
+    },
+    x: function(x) {
+      return x.toString(16);
+    },
+    X: function(x) {
+      return x.toString(16).toUpperCase();
+    },
+    g: function(x, p) {
+      return x.toPrecision(p);
+    },
+    e: function(x, p) {
+      return x.toExponential(p);
+    },
+    f: function(x, p) {
+      return x.toFixed(p);
+    },
+    r: function(x, p) {
+      return (x = d3.round(x, d3_format_precision(x, p))).toFixed(Math.max(0, Math.min(20, d3_format_precision(x * (1 + 1e-15), p))));
+    }
+  });
+  function d3_format_precision(x, p) {
+    return p - (x ? Math.ceil(Math.log(x) / Math.LN10) : 1);
+  }
+  function d3_format_typeDefault(x) {
+    return x + "";
+  }
+  var d3_format_group = d3_identity;
+  if (d3_format_grouping) {
+    var d3_format_groupingLength = d3_format_grouping.length;
+    d3_format_group = function(value) {
+      var i = value.length, t = [], j = 0, g = d3_format_grouping[0];
+      while (i > 0 && g > 0) {
+        t.push(value.substring(i -= g, i + g));
+        g = d3_format_grouping[j = (j + 1) % d3_format_groupingLength];
+      }
+      return t.reverse().join(d3_format_thousandsSeparator);
+    };
+  }
+  d3.geo = {};
+  function d3_adder() {}
+  d3_adder.prototype = {
+    s: 0,
+    t: 0,
+    add: function(y) {
+      d3_adderSum(y, this.t, d3_adderTemp);
+      d3_adderSum(d3_adderTemp.s, this.s, this);
+      if (this.s) this.t += d3_adderTemp.t; else this.s = d3_adderTemp.t;
+    },
+    reset: function() {
+      this.s = this.t = 0;
+    },
+    valueOf: function() {
+      return this.s;
+    }
+  };
+  var d3_adderTemp = new d3_adder();
+  function d3_adderSum(a, b, o) {
+    var x = o.s = a + b, bv = x - a, av = x - bv;
+    o.t = a - av + (b - bv);
+  }
+  d3.geo.stream = function(object, listener) {
+    if (object && d3_geo_streamObjectType.hasOwnProperty(object.type)) {
+      d3_geo_streamObjectType[object.type](object, listener);
+    } else {
+      d3_geo_streamGeometry(object, listener);
+    }
+  };
+  function d3_geo_streamGeometry(geometry, listener) {
+    if (geometry && d3_geo_streamGeometryType.hasOwnProperty(geometry.type)) {
+      d3_geo_streamGeometryType[geometry.type](geometry, listener);
+    }
+  }
+  var d3_geo_streamObjectType = {
+    Feature: function(feature, listener) {
+      d3_geo_streamGeometry(feature.geometry, listener);
+    },
+    FeatureCollection: function(object, listener) {
+      var features = object.features, i = -1, n = features.length;
+      while (++i < n) d3_geo_streamGeometry(features[i].geometry, listener);
+    }
+  };
+  var d3_geo_streamGeometryType = {
+    Sphere: function(object, listener) {
+      listener.sphere();
+    },
+    Point: function(object, listener) {
+      object = object.coordinates;
+      listener.point(object[0], object[1], object[2]);
+    },
+    MultiPoint: function(object, listener) {
+      var coordinates = object.coordinates, i = -1, n = coordinates.length;
+      while (++i < n) object = coordinates[i], listener.point(object[0], object[1], object[2]);
+    },
+    LineString: function(object, listener) {
+      d3_geo_streamLine(object.coordinates, listener, 0);
+    },
+    MultiLineString: function(object, listener) {
+      var coordinates = object.coordinates, i = -1, n = coordinates.length;
+      while (++i < n) d3_geo_streamLine(coordinates[i], listener, 0);
+    },
+    Polygon: function(object, listener) {
+      d3_geo_streamPolygon(object.coordinates, listener);
+    },
+    MultiPolygon: function(object, listener) {
+      var coordinates = object.coordinates, i = -1, n = coordinates.length;
+      while (++i < n) d3_geo_streamPolygon(coordinates[i], listener);
+    },
+    GeometryCollection: function(object, listener) {
+      var geometries = object.geometries, i = -1, n = geometries.length;
+      while (++i < n) d3_geo_streamGeometry(geometries[i], listener);
+    }
+  };
+  function d3_geo_streamLine(coordinates, listener, closed) {
+    var i = -1, n = coordinates.length - closed, coordinate;
+    listener.lineStart();
+    while (++i < n) coordinate = coordinates[i], listener.point(coordinate[0], coordinate[1], coordinate[2]);
+    listener.lineEnd();
+  }
+  function d3_geo_streamPolygon(coordinates, listener) {
+    var i = -1, n = coordinates.length;
+    listener.polygonStart();
+    while (++i < n) d3_geo_streamLine(coordinates[i], listener, 1);
+    listener.polygonEnd();
+  }
+  d3.geo.area = function(object) {
+    d3_geo_areaSum = 0;
+    d3.geo.stream(object, d3_geo_area);
+    return d3_geo_areaSum;
+  };
+  var d3_geo_areaSum, d3_geo_areaRingSum = new d3_adder();
+  var d3_geo_area = {
+    sphere: function() {
+      d3_geo_areaSum += 4 * π;
+    },
+    point: d3_noop,
+    lineStart: d3_noop,
+    lineEnd: d3_noop,
+    polygonStart: function() {
+      d3_geo_areaRingSum.reset();
+      d3_geo_area.lineStart = d3_geo_areaRingStart;
+    },
+    polygonEnd: function() {
+      var area = 2 * d3_geo_areaRingSum;
+      d3_geo_areaSum += area < 0 ? 4 * π + area : area;
+      d3_geo_area.lineStart = d3_geo_area.lineEnd = d3_geo_area.point = d3_noop;
+    }
+  };
+  function d3_geo_areaRingStart() {
+    var λ00, φ00, λ0, cosφ0, sinφ0;
+    d3_geo_area.point = function(λ, φ) {
+      d3_geo_area.point = nextPoint;
+      λ0 = (λ00 = λ) * d3_radians, cosφ0 = Math.cos(φ = (φ00 = φ) * d3_radians / 2 + π / 4), 
+      sinφ0 = Math.sin(φ);
+    };
+    function nextPoint(λ, φ) {
+      λ *= d3_radians;
+      φ = φ * d3_radians / 2 + π / 4;
+      var dλ = λ - λ0, cosφ = Math.cos(φ), sinφ = Math.sin(φ), k = sinφ0 * sinφ, u = cosφ0 * cosφ + k * Math.cos(dλ), v = k * Math.sin(dλ);
+      d3_geo_areaRingSum.add(Math.atan2(v, u));
+      λ0 = λ, cosφ0 = cosφ, sinφ0 = sinφ;
+    }
+    d3_geo_area.lineEnd = function() {
+      nextPoint(λ00, φ00);
+    };
+  }
+  function d3_geo_cartesian(spherical) {
+    var λ = spherical[0], φ = spherical[1], cosφ = Math.cos(φ);
+    return [ cosφ * Math.cos(λ), cosφ * Math.sin(λ), Math.sin(φ) ];
+  }
+  function d3_geo_cartesianDot(a, b) {
+    return a[0] * b[0] + a[1] * b[1] + a[2] * b[2];
+  }
+  function d3_geo_cartesianCross(a, b) {
+    return [ a[1] * b[2] - a[2] * b[1], a[2] * b[0] - a[0] * b[2], a[0] * b[1] - a[1] * b[0] ];
+  }
+  function d3_geo_cartesianAdd(a, b) {
+    a[0] += b[0];
+    a[1] += b[1];
+    a[2] += b[2];
+  }
+  function d3_geo_cartesianScale(vector, k) {
+    return [ vector[0] * k, vector[1] * k, vector[2] * k ];
+  }
+  function d3_geo_cartesianNormalize(d) {
+    var l = Math.sqrt(d[0] * d[0] + d[1] * d[1] + d[2] * d[2]);
+    d[0] /= l;
+    d[1] /= l;
+    d[2] /= l;
+  }
+  function d3_geo_spherical(cartesian) {
+    return [ Math.atan2(cartesian[1], cartesian[0]), d3_asin(cartesian[2]) ];
+  }
+  function d3_geo_sphericalEqual(a, b) {
+    return Math.abs(a[0] - b[0]) < ε && Math.abs(a[1] - b[1]) < ε;
+  }
+  d3.geo.bounds = function() {
+    var λ0, φ0, λ1, φ1, λ_, λ__, φ__, p0, dλSum, ranges, range;
+    var bound = {
+      point: point,
+      lineStart: lineStart,
+      lineEnd: lineEnd,
+      polygonStart: function() {
+        bound.point = ringPoint;
+        bound.lineStart = ringStart;
+        bound.lineEnd = ringEnd;
+        dλSum = 0;
+        d3_geo_area.polygonStart();
+      },
+      polygonEnd: function() {
+        d3_geo_area.polygonEnd();
+        bound.point = point;
+        bound.lineStart = lineStart;
+        bound.lineEnd = lineEnd;
+        if (d3_geo_areaRingSum < 0) λ0 = -(λ1 = 180), φ0 = -(φ1 = 90); else if (dλSum > ε) φ1 = 90; else if (dλSum < -ε) φ0 = -90;
+        range[0] = λ0, range[1] = λ1;
+      }
+    };
+    function point(λ, φ) {
+      ranges.push(range = [ λ0 = λ, λ1 = λ ]);
+      if (φ < φ0) φ0 = φ;
+      if (φ > φ1) φ1 = φ;
+    }
+    function linePoint(λ, φ) {
+      var p = d3_geo_cartesian([ λ * d3_radians, φ * d3_radians ]);
+      if (p0) {
+        var normal = d3_geo_cartesianCross(p0, p), equatorial = [ normal[1], -normal[0], 0 ], inflection = d3_geo_cartesianCross(equatorial, normal);
+        d3_geo_cartesianNormalize(inflection);
+        inflection = d3_geo_spherical(inflection);
+        var dλ = λ - λ_, s = dλ > 0 ? 1 : -1, λi = inflection[0] * d3_degrees * s, antimeridian = Math.abs(dλ) > 180;
+        if (antimeridian ^ (s * λ_ < λi && λi < s * λ)) {
+          var φi = inflection[1] * d3_degrees;
+          if (φi > φ1) φ1 = φi;
+        } else if (λi = (λi + 360) % 360 - 180, antimeridian ^ (s * λ_ < λi && λi < s * λ)) {
+          var φi = -inflection[1] * d3_degrees;
+          if (φi < φ0) φ0 = φi;
+        } else {
+          if (φ < φ0) φ0 = φ;
+          if (φ > φ1) φ1 = φ;
+        }
+        if (antimeridian) {
+          if (λ < λ_) {
+            if (angle(λ0, λ) > angle(λ0, λ1)) λ1 = λ;
+          } else {
+            if (angle(λ, λ1) > angle(λ0, λ1)) λ0 = λ;
+          }
+        } else {
+          if (λ1 >= λ0) {
+            if (λ < λ0) λ0 = λ;
+            if (λ > λ1) λ1 = λ;
+          } else {
+            if (λ > λ_) {
+              if (angle(λ0, λ) > angle(λ0, λ1)) λ1 = λ;
+            } else {
+              if (angle(λ, λ1) > angle(λ0, λ1)) λ0 = λ;
+            }
+          }
+        }
+      } else {
+        point(λ, φ);
+      }
+      p0 = p, λ_ = λ;
+    }
+    function lineStart() {
+      bound.point = linePoint;
+    }
+    function lineEnd() {
+      range[0] = λ0, range[1] = λ1;
+      bound.point = point;
+      p0 = null;
+    }
+    function ringPoint(λ, φ) {
+      if (p0) {
+        var dλ = λ - λ_;
+        dλSum += Math.abs(dλ) > 180 ? dλ + (dλ > 0 ? 360 : -360) : dλ;
+      } else λ__ = λ, φ__ = φ;
+      d3_geo_area.point(λ, φ);
+      linePoint(λ, φ);
+    }
+    function ringStart() {
+      d3_geo_area.lineStart();
+    }
+    function ringEnd() {
+      ringPoint(λ__, φ__);
+      d3_geo_area.lineEnd();
+      if (Math.abs(dλSum) > ε) λ0 = -(λ1 = 180);
+      range[0] = λ0, range[1] = λ1;
+      p0 = null;
+    }
+    function angle(λ0, λ1) {
+      return (λ1 -= λ0) < 0 ? λ1 + 360 : λ1;
+    }
+    function compareRanges(a, b) {
+      return a[0] - b[0];
+    }
+    function withinRange(x, range) {
+      return range[0] <= range[1] ? range[0] <= x && x <= range[1] : x < range[0] || range[1] < x;
+    }
+    return function(feature) {
+      φ1 = λ1 = -(λ0 = φ0 = Infinity);
+      ranges = [];
+      d3.geo.stream(feature, bound);
+      var n = ranges.length;
+      if (n) {
+        ranges.sort(compareRanges);
+        for (var i = 1, a = ranges[0], b, merged = [ a ]; i < n; ++i) {
+          b = ranges[i];
+          if (withinRange(b[0], a) || withinRange(b[1], a)) {
+            if (angle(a[0], b[1]) > angle(a[0], a[1])) a[1] = b[1];
+            if (angle(b[0], a[1]) > angle(a[0], a[1])) a[0] = b[0];
+          } else {
+            merged.push(a = b);
+          }
+        }
+        var best = -Infinity, dλ;
+        for (var n = merged.length - 1, i = 0, a = merged[n], b; i <= n; a = b, ++i) {
+          b = merged[i];
+          if ((dλ = angle(a[1], b[0])) > best) best = dλ, λ0 = b[0], λ1 = a[1];
+        }
+      }
+      ranges = range = null;
+      return λ0 === Infinity || φ0 === Infinity ? [ [ NaN, NaN ], [ NaN, NaN ] ] : [ [ λ0, φ0 ], [ λ1, φ1 ] ];
+    };
+  }();
+  d3.geo.centroid = function(object) {
+    d3_geo_centroidW0 = d3_geo_centroidW1 = d3_geo_centroidX0 = d3_geo_centroidY0 = d3_geo_centroidZ0 = d3_geo_centroidX1 = d3_geo_centroidY1 = d3_geo_centroidZ1 = d3_geo_centroidX2 = d3_geo_centroidY2 = d3_geo_centroidZ2 = 0;
+    d3.geo.stream(object, d3_geo_centroid);
+    var x = d3_geo_centroidX2, y = d3_geo_centroidY2, z = d3_geo_centroidZ2, m = x * x + y * y + z * z;
+    if (m < ε2) {
+      x = d3_geo_centroidX1, y = d3_geo_centroidY1, z = d3_geo_centroidZ1;
+      if (d3_geo_centroidW1 < ε) x = d3_geo_centroidX0, y = d3_geo_centroidY0, z = d3_geo_centroidZ0;
+      m = x * x + y * y + z * z;
+      if (m < ε2) return [ NaN, NaN ];
+    }
+    return [ Math.atan2(y, x) * d3_degrees, d3_asin(z / Math.sqrt(m)) * d3_degrees ];
+  };
+  var d3_geo_centroidW0, d3_geo_centroidW1, d3_geo_centroidX0, d3_geo_centroidY0, d3_geo_centroidZ0, d3_geo_centroidX1, d3_geo_centroidY1, d3_geo_centroidZ1, d3_geo_centroidX2, d3_geo_centroidY2, d3_geo_centroidZ2;
+  var d3_geo_centroid = {
+    sphere: d3_noop,
+    point: d3_geo_centroidPoint,
+    lineStart: d3_geo_centroidLineStart,
+    lineEnd: d3_geo_centroidLineEnd,
+    polygonStart: function() {
+      d3_geo_centroid.lineStart = d3_geo_centroidRingStart;
+    },
+    polygonEnd: function() {
+      d3_geo_centroid.lineStart = d3_geo_centroidLineStart;
+    }
+  };
+  function d3_geo_centroidPoint(λ, φ) {
+    λ *= d3_radians;
+    var cosφ = Math.cos(φ *= d3_radians);
+    d3_geo_centroidPointXYZ(cosφ * Math.cos(λ), cosφ * Math.sin(λ), Math.sin(φ));
+  }
+  function d3_geo_centroidPointXYZ(x, y, z) {
+    ++d3_geo_centroidW0;
+    d3_geo_centroidX0 += (x - d3_geo_centroidX0) / d3_geo_centroidW0;
+    d3_geo_centroidY0 += (y - d3_geo_centroidY0) / d3_geo_centroidW0;
+    d3_geo_centroidZ0 += (z - d3_geo_centroidZ0) / d3_geo_centroidW0;
+  }
+  function d3_geo_centroidLineStart() {
+    var x0, y0, z0;
+    d3_geo_centroid.point = function(λ, φ) {
+      λ *= d3_radians;
+      var cosφ = Math.cos(φ *= d3_radians);
+      x0 = cosφ * Math.cos(λ);
+      y0 = cosφ * Math.sin(λ);
+      z0 = Math.sin(φ);
+      d3_geo_centroid.point = nextPoint;
+      d3_geo_centroidPointXYZ(x0, y0, z0);
+    };
+    function nextPoint(λ, φ) {
+      λ *= d3_radians;
+      var cosφ = Math.cos(φ *= d3_radians), x = cosφ * Math.cos(λ), y = cosφ * Math.sin(λ), z = Math.sin(φ), w = Math.atan2(Math.sqrt((w = y0 * z - z0 * y) * w + (w = z0 * x - x0 * z) * w + (w = x0 * y - y0 * x) * w), x0 * x + y0 * y + z0 * z);
+      d3_geo_centroidW1 += w;
+      d3_geo_centroidX1 += w * (x0 + (x0 = x));
+      d3_geo_centroidY1 += w * (y0 + (y0 = y));
+      d3_geo_centroidZ1 += w * (z0 + (z0 = z));
+      d3_geo_centroidPointXYZ(x0, y0, z0);
+    }
+  }
+  function d3_geo_centroidLineEnd() {
+    d3_geo_centroid.point = d3_geo_centroidPoint;
+  }
+  function d3_geo_centroidRingStart() {
+    var λ00, φ00, x0, y0, z0;
+    d3_geo_centroid.point = function(λ, φ) {
+      λ00 = λ, φ00 = φ;
+      d3_geo_centroid.point = nextPoint;
+      λ *= d3_radians;
+      var cosφ = Math.cos(φ *= d3_radians);
+      x0 = cosφ * Math.cos(λ);
+      y0 = cosφ * Math.sin(λ);
+      z0 = Math.sin(φ);
+      d3_geo_centroidPointXYZ(x0, y0, z0);
+    };
+    d3_geo_centroid.lineEnd = function() {
+      nextPoint(λ00, φ00);
+      d3_geo_centroid.lineEnd = d3_geo_centroidLineEnd;
+      d3_geo_centroid.point = d3_geo_centroidPoint;
+    };
+    function nextPoint(λ, φ) {
+      λ *= d3_radians;
+      var cosφ = Math.cos(φ *= d3_radians), x = cosφ * Math.cos(λ), y = cosφ * Math.sin(λ), z = Math.sin(φ), cx = y0 * z - z0 * y, cy = z0 * x - x0 * z, cz = x0 * y - y0 * x, m = Math.sqrt(cx * cx + cy * cy + cz * cz), u = x0 * x + y0 * y + z0 * z, v = m && -d3_acos(u) / m, w = Math.atan2(m, u);
+      d3_geo_centroidX2 += v * cx;
+      d3_geo_centroidY2 += v * cy;
+      d3_geo_centroidZ2 += v * cz;
+      d3_geo_centroidW1 += w;
+      d3_geo_centroidX1 += w * (x0 + (x0 = x));
+      d3_geo_centroidY1 += w * (y0 + (y0 = y));
+      d3_geo_centroidZ1 += w * (z0 + (z0 = z));
+      d3_geo_centroidPointXYZ(x0, y0, z0);
+    }
+  }
+  function d3_true() {
+    return true;
+  }
+  function d3_geo_clipPolygon(segments, compare, clipStartInside, interpolate, listener) {
+    var subject = [], clip = [];
+    segments.forEach(function(segment) {
+      if ((n = segment.length - 1) <= 0) return;
+      var n, p0 = segment[0], p1 = segment[n];
+      if (d3_geo_sphericalEqual(p0, p1)) {
+        listener.lineStart();
+        for (var i = 0; i < n; ++i) listener.point((p0 = segment[i])[0], p0[1]);
+        listener.lineEnd();
+        return;
+      }
+      var a = {
+        point: p0,
+        points: segment,
+        other: null,
+        visited: false,
+        entry: true,
+        subject: true
+      }, b = {
+        point: p0,
+        points: [ p0 ],
+        other: a,
+        visited: false,
+        entry: false,
+        subject: false
+      };
+      a.other = b;
+      subject.push(a);
+      clip.push(b);
+      a = {
+        point: p1,
+        points: [ p1 ],
+        other: null,
+        visited: false,
+        entry: false,
+        subject: true
+      };
+      b = {
+        point: p1,
+        points: [ p1 ],
+        other: a,
+        visited: false,
+        entry: true,
+        subject: false
+      };
+      a.other = b;
+      subject.push(a);
+      clip.push(b);
+    });
+    clip.sort(compare);
+    d3_geo_clipPolygonLinkCircular(subject);
+    d3_geo_clipPolygonLinkCircular(clip);
+    if (!subject.length) return;
+    for (var i = 0, entry = clipStartInside, n = clip.length; i < n; ++i) {
+      clip[i].entry = entry = !entry;
+    }
+    var start = subject[0], current, points, point;
+    while (1) {
+      current = start;
+      while (current.visited) if ((current = current.next) === start) return;
+      points = current.points;
+      listener.lineStart();
+      do {
+        current.visited = current.other.visited = true;
+        if (current.entry) {
+          if (current.subject) {
+            for (var i = 0; i < points.length; i++) listener.point((point = points[i])[0], point[1]);
+          } else {
+            interpolate(current.point, current.next.point, 1, listener);
+          }
+          current = current.next;
+        } else {
+          if (current.subject) {
+            points = current.prev.points;
+            for (var i = points.length; --i >= 0; ) listener.point((point = points[i])[0], point[1]);
+          } else {
+            interpolate(current.point, current.prev.point, -1, listener);
+          }
+          current = current.prev;
+        }
+        current = current.other;
+        points = current.points;
+      } while (!current.visited);
+      listener.lineEnd();
+    }
+  }
+  function d3_geo_clipPolygonLinkCircular(array) {
+    if (!(n = array.length)) return;
+    var n, i = 0, a = array[0], b;
+    while (++i < n) {
+      a.next = b = array[i];
+      b.prev = a;
+      a = b;
+    }
+    a.next = b = array[0];
+    b.prev = a;
+  }
+  function d3_geo_clip(pointVisible, clipLine, interpolate, clipStart) {
+    return function(rotate, listener) {
+      var line = clipLine(listener), rotatedClipStart = rotate.invert(clipStart[0], clipStart[1]);
+      var clip = {
+        point: point,
+        lineStart: lineStart,
+        lineEnd: lineEnd,
+        polygonStart: function() {
+          clip.point = pointRing;
+          clip.lineStart = ringStart;
+          clip.lineEnd = ringEnd;
+          segments = [];
+          polygon = [];
+          listener.polygonStart();
+        },
+        polygonEnd: function() {
+          clip.point = point;
+          clip.lineStart = lineStart;
+          clip.lineEnd = lineEnd;
+          segments = d3.merge(segments);
+          var clipStartInside = d3_geo_pointInPolygon(rotatedClipStart, polygon);
+          if (segments.length) {
+            d3_geo_clipPolygon(segments, d3_geo_clipSort, clipStartInside, interpolate, listener);
+          } else if (clipStartInside) {
+            listener.lineStart();
+            interpolate(null, null, 1, listener);
+            listener.lineEnd();
+          }
+          listener.polygonEnd();
+          segments = polygon = null;
+        },
+        sphere: function() {
+          listener.polygonStart();
+          listener.lineStart();
+          interpolate(null, null, 1, listener);
+          listener.lineEnd();
+          listener.polygonEnd();
+        }
+      };
+      function point(λ, φ) {
+        var point = rotate(λ, φ);
+        if (pointVisible(λ = point[0], φ = point[1])) listener.point(λ, φ);
+      }
+      function pointLine(λ, φ) {
+        var point = rotate(λ, φ);
+        line.point(point[0], point[1]);
+      }
+      function lineStart() {
+        clip.point = pointLine;
+        line.lineStart();
+      }
+      function lineEnd() {
+        clip.point = point;
+        line.lineEnd();
+      }
+      var segments;
+      var buffer = d3_geo_clipBufferListener(), ringListener = clipLine(buffer), polygon, ring;
+      function pointRing(λ, φ) {
+        ring.push([ λ, φ ]);
+        var point = rotate(λ, φ);
+        ringListener.point(point[0], point[1]);
+      }
+      function ringStart() {
+        ringListener.lineStart();
+        ring = [];
+      }
+      function ringEnd() {
+        pointRing(ring[0][0], ring[0][1]);
+        ringListener.lineEnd();
+        var clean = ringListener.clean(), ringSegments = buffer.buffer(), segment, n = ringSegments.length;
+        ring.pop();
+        polygon.push(ring);
+        ring = null;
+        if (!n) return;
+        if (clean & 1) {
+          segment = ringSegments[0];
+          var n = segment.length - 1, i = -1, point;
+          listener.lineStart();
+          while (++i < n) listener.point((point = segment[i])[0], point[1]);
+          listener.lineEnd();
+          return;
+        }
+        if (n > 1 && clean & 2) ringSegments.push(ringSegments.pop().concat(ringSegments.shift()));
+        segments.push(ringSegments.filter(d3_geo_clipSegmentLength1));
+      }
+      return clip;
+    };
+  }
+  function d3_geo_clipSegmentLength1(segment) {
+    return segment.length > 1;
+  }
+  function d3_geo_clipBufferListener() {
+    var lines = [], line;
+    return {
+      lineStart: function() {
+        lines.push(line = []);
+      },
+      point: function(λ, φ) {
+        line.push([ λ, φ ]);
+      },
+      lineEnd: d3_noop,
+      buffer: function() {
+        var buffer = lines;
+        lines = [];
+        line = null;
+        return buffer;
+      },
+      rejoin: function() {
+        if (lines.length > 1) lines.push(lines.pop().concat(lines.shift()));
+      }
+    };
+  }
+  function d3_geo_clipSort(a, b) {
+    return ((a = a.point)[0] < 0 ? a[1] - halfπ - ε : halfπ - a[1]) - ((b = b.point)[0] < 0 ? b[1] - halfπ - ε : halfπ - b[1]);
+  }
+  function d3_geo_pointInPolygon(point, polygon) {
+    var meridian = point[0], parallel = point[1], meridianNormal = [ Math.sin(meridian), -Math.cos(meridian), 0 ], polarAngle = 0, winding = 0;
+    d3_geo_areaRingSum.reset();
+    for (var i = 0, n = polygon.length; i < n; ++i) {
+      var ring = polygon[i], m = ring.length;
+      if (!m) continue;
+      var point0 = ring[0], λ0 = point0[0], φ0 = point0[1] / 2 + π / 4, sinφ0 = Math.sin(φ0), cosφ0 = Math.cos(φ0), j = 1;
+      while (true) {
+        if (j === m) j = 0;
+        point = ring[j];
+        var λ = point[0], φ = point[1] / 2 + π / 4, sinφ = Math.sin(φ), cosφ = Math.cos(φ), dλ = λ - λ0, antimeridian = Math.abs(dλ) > π, k = sinφ0 * sinφ;
+        d3_geo_areaRingSum.add(Math.atan2(k * Math.sin(dλ), cosφ0 * cosφ + k * Math.cos(dλ)));
+        polarAngle += antimeridian ? dλ + (dλ >= 0 ? 2 : -2) * π : dλ;
+        if (antimeridian ^ λ0 >= meridian ^ λ >= meridian) {
+          var arc = d3_geo_cartesianCross(d3_geo_cartesian(point0), d3_geo_cartesian(point));
+          d3_geo_cartesianNormalize(arc);
+          var intersection = d3_geo_cartesianCross(meridianNormal, arc);
+          d3_geo_cartesianNormalize(intersection);
+          var φarc = (antimeridian ^ dλ >= 0 ? -1 : 1) * d3_asin(intersection[2]);
+          if (parallel > φarc || parallel === φarc && (arc[0] || arc[1])) {
+            winding += antimeridian ^ dλ >= 0 ? 1 : -1;
+          }
+        }
+        if (!j++) break;
+        λ0 = λ, sinφ0 = sinφ, cosφ0 = cosφ, point0 = point;
+      }
+    }
+    return (polarAngle < -ε || polarAngle < ε && d3_geo_areaRingSum < 0) ^ winding & 1;
+  }
+  var d3_geo_clipAntimeridian = d3_geo_clip(d3_true, d3_geo_clipAntimeridianLine, d3_geo_clipAntimeridianInterpolate, [ -π, -π / 2 ]);
+  function d3_geo_clipAntimeridianLine(listener) {
+    var λ0 = NaN, φ0 = NaN, sλ0 = NaN, clean;
+    return {
+      lineStart: function() {
+        listener.lineStart();
+        clean = 1;
+      },
+      point: function(λ1, φ1) {
+        var sλ1 = λ1 > 0 ? π : -π, dλ = Math.abs(λ1 - λ0);
+        if (Math.abs(dλ - π) < ε) {
+          listener.point(λ0, φ0 = (φ0 + φ1) / 2 > 0 ? halfπ : -halfπ);
+          listener.point(sλ0, φ0);
+          listener.lineEnd();
+          listener.lineStart();
+          listener.point(sλ1, φ0);
+          listener.point(λ1, φ0);
+          clean = 0;
+        } else if (sλ0 !== sλ1 && dλ >= π) {
+          if (Math.abs(λ0 - sλ0) < ε) λ0 -= sλ0 * ε;
+          if (Math.abs(λ1 - sλ1) < ε) λ1 -= sλ1 * ε;
+          φ0 = d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1);
+          listener.point(sλ0, φ0);
+          listener.lineEnd();
+          listener.lineStart();
+          listener.point(sλ1, φ0);
+          clean = 0;
+        }
+        listener.point(λ0 = λ1, φ0 = φ1);
+        sλ0 = sλ1;
+      },
+      lineEnd: function() {
+        listener.lineEnd();
+        λ0 = φ0 = NaN;
+      },
+      clean: function() {
+        return 2 - clean;
+      }
+    };
+  }
+  function d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1) {
+    var cosφ0, cosφ1, sinλ0_λ1 = Math.sin(λ0 - λ1);
+    return Math.abs(sinλ0_λ1) > ε ? Math.atan((Math.sin(φ0) * (cosφ1 = Math.cos(φ1)) * Math.sin(λ1) - Math.sin(φ1) * (cosφ0 = Math.cos(φ0)) * Math.sin(λ0)) / (cosφ0 * cosφ1 * sinλ0_λ1)) : (φ0 + φ1) / 2;
+  }
+  function d3_geo_clipAntimeridianInterpolate(from, to, direction, listener) {
+    var φ;
+    if (from == null) {
+      φ = direction * halfπ;
+      listener.point(-π, φ);
+      listener.point(0, φ);
+      listener.point(π, φ);
+      listener.point(π, 0);
+      listener.point(π, -φ);
+      listener.point(0, -φ);
+      listener.point(-π, -φ);
+      listener.point(-π, 0);
+      listener.point(-π, φ);
+    } else if (Math.abs(from[0] - to[0]) > ε) {
+      var s = (from[0] < to[0] ? 1 : -1) * π;
+      φ = direction * s / 2;
+      listener.point(-s, φ);
+      listener.point(0, φ);
+      listener.point(s, φ);
+    } else {
+      listener.point(to[0], to[1]);
+    }
+  }
+  function d3_geo_clipCircle(radius) {
+    var cr = Math.cos(radius), smallRadius = cr > 0, notHemisphere = Math.abs(cr) > ε, interpolate = d3_geo_circleInterpolate(radius, 6 * d3_radians);
+    return d3_geo_clip(visible, clipLine, interpolate, smallRadius ? [ 0, -radius ] : [ -π, radius - π ]);
+    function visible(λ, φ) {
+      return Math.cos(λ) * Math.cos(φ) > cr;
+    }
+    function clipLine(listener) {
+      var point0, c0, v0, v00, clean;
+      return {
+        lineStart: function() {
+          v00 = v0 = false;
+          clean = 1;
+        },
+        point: function(λ, φ) {
+          var point1 = [ λ, φ ], point2, v = visible(λ, φ), c = smallRadius ? v ? 0 : code(λ, φ) : v ? code(λ + (λ < 0 ? π : -π), φ) : 0;
+          if (!point0 && (v00 = v0 = v)) listener.lineStart();
+          if (v !== v0) {
+            point2 = intersect(point0, point1);
+            if (d3_geo_sphericalEqual(point0, point2) || d3_geo_sphericalEqual(point1, point2)) {
+              point1[0] += ε;
+              point1[1] += ε;
+              v = visible(point1[0], point1[1]);
+            }
+          }
+          if (v !== v0) {
+            clean = 0;
+            if (v) {
+              listener.lineStart();
+              point2 = intersect(point1, point0);
+              listener.point(point2[0], point2[1]);
+            } else {
+              point2 = intersect(point0, point1);
+              listener.point(point2[0], point2[1]);
+              listener.lineEnd();
+            }
+            point0 = point2;
+          } else if (notHemisphere && point0 && smallRadius ^ v) {
+            var t;
+            if (!(c & c0) && (t = intersect(point1, point0, true))) {
+              clean = 0;
+              if (smallRadius) {
+                listener.lineStart();
+                listener.point(t[0][0], t[0][1]);
+                listener.point(t[1][0], t[1][1]);
+                listener.lineEnd();
+              } else {
+                listener.point(t[1][0], t[1][1]);
+                listener.lineEnd();
+                listener.lineStart();
+                listener.point(t[0][0], t[0][1]);
+              }
+            }
+          }
+          if (v && (!point0 || !d3_geo_sphericalEqual(point0, point1))) {
+            listener.point(point1[0], point1[1]);
+          }
+          point0 = point1, v0 = v, c0 = c;
+        },
+        lineEnd: function() {
+          if (v0) listener.lineEnd();
+          point0 = null;
+        },
+        clean: function() {
+          return clean | (v00 && v0) << 1;
+        }
+      };
+    }
+    function intersect(a, b, two) {
+      var pa = d3_geo_cartesian(a), pb = d3_geo_cartesian(b);
+      var n1 = [ 1, 0, 0 ], n2 = d3_geo_cartesianCross(pa, pb), n2n2 = d3_geo_cartesianDot(n2, n2), n1n2 = n2[0], determinant = n2n2 - n1n2 * n1n2;
+      if (!determinant) return !two && a;
+      var c1 = cr * n2n2 / determinant, c2 = -cr * n1n2 / determinant, n1xn2 = d3_geo_cartesianCross(n1, n2), A = d3_geo_cartesianScale(n1, c1), B = d3_geo_cartesianScale(n2, c2);
+      d3_geo_cartesianAdd(A, B);
+      var u = n1xn2, w = d3_geo_cartesianDot(A, u), uu = d3_geo_cartesianDot(u, u), t2 = w * w - uu * (d3_geo_cartesianDot(A, A) - 1);
+      if (t2 < 0) return;
+      var t = Math.sqrt(t2), q = d3_geo_cartesianScale(u, (-w - t) / uu);
+      d3_geo_cartesianAdd(q, A);
+      q = d3_geo_spherical(q);
+      if (!two) return q;
+      var λ0 = a[0], λ1 = b[0], φ0 = a[1], φ1 = b[1], z;
+      if (λ1 < λ0) z = λ0, λ0 = λ1, λ1 = z;
+      var δλ = λ1 - λ0, polar = Math.abs(δλ - π) < ε, meridian = polar || δλ < ε;
+      if (!polar && φ1 < φ0) z = φ0, φ0 = φ1, φ1 = z;
+      if (meridian ? polar ? φ0 + φ1 > 0 ^ q[1] < (Math.abs(q[0] - λ0) < ε ? φ0 : φ1) : φ0 <= q[1] && q[1] <= φ1 : δλ > π ^ (λ0 <= q[0] && q[0] <= λ1)) {
+        var q1 = d3_geo_cartesianScale(u, (-w + t) / uu);
+        d3_geo_cartesianAdd(q1, A);
+        return [ q, d3_geo_spherical(q1) ];
+      }
+    }
+    function code(λ, φ) {
+      var r = smallRadius ? radius : π - radius, code = 0;
+      if (λ < -r) code |= 1; else if (λ > r) code |= 2;
+      if (φ < -r) code |= 4; else if (φ > r) code |= 8;
+      return code;
+    }
+  }
+  var d3_geo_clipExtentMAX = 1e9;
+  d3.geo.clipExtent = function() {
+    var x0, y0, x1, y1, stream, clip, clipExtent = {
+      stream: function(output) {
+        if (stream) stream.valid = false;
+        stream = clip(output);
+        stream.valid = true;
+        return stream;
+      },
+      extent: function(_) {
+        if (!arguments.length) return [ [ x0, y0 ], [ x1, y1 ] ];
+        clip = d3_geo_clipExtent(x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1]);
+        if (stream) stream.valid = false, stream = null;
+        return clipExtent;
+      }
+    };
+    return clipExtent.extent([ [ 0, 0 ], [ 960, 500 ] ]);
+  };
+  function d3_geo_clipExtent(x0, y0, x1, y1) {
+    return function(listener) {
+      var listener_ = listener, bufferListener = d3_geo_clipBufferListener(), segments, polygon, ring;
+      var clip = {
+        point: point,
+        lineStart: lineStart,
+        lineEnd: lineEnd,
+        polygonStart: function() {
+          listener = bufferListener;
+          segments = [];
+          polygon = [];
+          clean = true;
+        },
+        polygonEnd: function() {
+          listener = listener_;
+          segments = d3.merge(segments);
+          var clipStartInside = insidePolygon([ x0, y1 ]), inside = clean && clipStartInside, visible = segments.length;
+          if (inside || visible) {
+            listener.polygonStart();
+            if (inside) {
+              listener.lineStart();
+              interpolate(null, null, 1, listener);
+              listener.lineEnd();
+            }
+            if (visible) {
+              d3_geo_clipPolygon(segments, compare, clipStartInside, interpolate, listener);
+            }
+            listener.polygonEnd();
+          }
+          segments = polygon = ring = null;
+        }
+      };
+      function insidePolygon(p) {
+        var wn = 0, n = polygon.length, y = p[1];
+        for (var i = 0; i < n; ++i) {
+          for (var j = 1, v = polygon[i], m = v.length, a = v[0], b; j < m; ++j) {
+            b = v[j];
+            if (a[1] <= y) {
+              if (b[1] > y && isLeft(a, b, p) > 0) ++wn;
+            } else {
+              if (b[1] <= y && isLeft(a, b, p) < 0) --wn;
+            }
+            a = b;
+          }
+        }
+        return wn !== 0;
+      }
+      function isLeft(a, b, c) {
+        return (b[0] - a[0]) * (c[1] - a[1]) - (c[0] - a[0]) * (b[1] - a[1]);
+      }
+      function interpolate(from, to, direction, listener) {
+        var a = 0, a1 = 0;
+        if (from == null || (a = corner(from, direction)) !== (a1 = corner(to, direction)) || comparePoints(from, to) < 0 ^ direction > 0) {
+          do {
+            listener.point(a === 0 || a === 3 ? x0 : x1, a > 1 ? y1 : y0);
+          } while ((a = (a + direction + 4) % 4) !== a1);
+        } else {
+          listener.point(to[0], to[1]);
+        }
+      }
+      function pointVisible(x, y) {
+        return x0 <= x && x <= x1 && y0 <= y && y <= y1;
+      }
+      function point(x, y) {
+        if (pointVisible(x, y)) listener.point(x, y);
+      }
+      var x__, y__, v__, x_, y_, v_, first, clean;
+      function lineStart() {
+        clip.point = linePoint;
+        if (polygon) polygon.push(ring = []);
+        first = true;
+        v_ = false;
+        x_ = y_ = NaN;
+      }
+      function lineEnd() {
+        if (segments) {
+          linePoint(x__, y__);
+          if (v__ && v_) bufferListener.rejoin();
+          segments.push(bufferListener.buffer());
+        }
+        clip.point = point;
+        if (v_) listener.lineEnd();
+      }
+      function linePoint(x, y) {
+        x = Math.max(-d3_geo_clipExtentMAX, Math.min(d3_geo_clipExtentMAX, x));
+        y = Math.max(-d3_geo_clipExtentMAX, Math.min(d3_geo_clipExtentMAX, y));
+        var v = pointVisible(x, y);
+        if (polygon) ring.push([ x, y ]);
+        if (first) {
+          x__ = x, y__ = y, v__ = v;
+          first = false;
+          if (v) {
+            listener.lineStart();
+            listener.point(x, y);
+          }
+        } else {
+          if (v && v_) listener.point(x, y); else {
+            var a = [ x_, y_ ], b = [ x, y ];
+            if (clipLine(a, b)) {
+              if (!v_) {
+                listener.lineStart();
+                listener.point(a[0], a[1]);
+              }
+              listener.point(b[0], b[1]);
+              if (!v) listener.lineEnd();
+              clean = false;
+            } else if (v) {
+              listener.lineStart();
+              listener.point(x, y);
+              clean = false;
+            }
+          }
+        }
+        x_ = x, y_ = y, v_ = v;
+      }
+      return clip;
+    };
+    function corner(p, direction) {
+      return Math.abs(p[0] - x0) < ε ? direction > 0 ? 0 : 3 : Math.abs(p[0] - x1) < ε ? direction > 0 ? 2 : 1 : Math.abs(p[1] - y0) < ε ? direction > 0 ? 1 : 0 : direction > 0 ? 3 : 2;
+    }
+    function compare(a, b) {
+      return comparePoints(a.point, b.point);
+    }
+    function comparePoints(a, b) {
+      var ca = corner(a, 1), cb = corner(b, 1);
+      return ca !== cb ? ca - cb : ca === 0 ? b[1] - a[1] : ca === 1 ? a[0] - b[0] : ca === 2 ? a[1] - b[1] : b[0] - a[0];
+    }
+    function clipLine(a, b) {
+      var dx = b[0] - a[0], dy = b[1] - a[1], t = [ 0, 1 ];
+      if (Math.abs(dx) < ε && Math.abs(dy) < ε) return x0 <= a[0] && a[0] <= x1 && y0 <= a[1] && a[1] <= y1;
+      if (d3_geo_clipExtentT(x0 - a[0], dx, t) && d3_geo_clipExtentT(a[0] - x1, -dx, t) && d3_geo_clipExtentT(y0 - a[1], dy, t) && d3_geo_clipExtentT(a[1] - y1, -dy, t)) {
+        if (t[1] < 1) {
+          b[0] = a[0] + t[1] * dx;
+          b[1] = a[1] + t[1] * dy;
+        }
+        if (t[0] > 0) {
+          a[0] += t[0] * dx;
+          a[1] += t[0] * dy;
+        }
+        return true;
+      }
+      return false;
+    }
+  }
+  function d3_geo_clipExtentT(num, denominator, t) {
+    if (Math.abs(denominator) < ε) return num <= 0;
+    var u = num / denominator;
+    if (denominator > 0) {
+      if (u > t[1]) return false;
+      if (u > t[0]) t[0] = u;
+    } else {
+      if (u < t[0]) return false;
+      if (u < t[1]) t[1] = u;
+    }
+    return true;
+  }
+  function d3_geo_compose(a, b) {
+    function compose(x, y) {
+      return x = a(x, y), b(x[0], x[1]);
+    }
+    if (a.invert && b.invert) compose.invert = function(x, y) {
+      return x = b.invert(x, y), x && a.invert(x[0], x[1]);
+    };
+    return compose;
+  }
+  function d3_geo_conic(projectAt) {
+    var φ0 = 0, φ1 = π / 3, m = d3_geo_projectionMutator(projectAt), p = m(φ0, φ1);
+    p.parallels = function(_) {
+      if (!arguments.length) return [ φ0 / π * 180, φ1 / π * 180 ];
+      return m(φ0 = _[0] * π / 180, φ1 = _[1] * π / 180);
+    };
+    return p;
+  }
+  function d3_geo_conicEqualArea(φ0, φ1) {
+    var sinφ0 = Math.sin(φ0), n = (sinφ0 + Math.sin(φ1)) / 2, C = 1 + sinφ0 * (2 * n - sinφ0), ρ0 = Math.sqrt(C) / n;
+    function forward(λ, φ) {
+      var ρ = Math.sqrt(C - 2 * n * Math.sin(φ)) / n;
+      return [ ρ * Math.sin(λ *= n), ρ0 - ρ * Math.cos(λ) ];
+    }
+    forward.invert = function(x, y) {
+      var ρ0_y = ρ0 - y;
+      return [ Math.atan2(x, ρ0_y) / n, d3_asin((C - (x * x + ρ0_y * ρ0_y) * n * n) / (2 * n)) ];
+    };
+    return forward;
+  }
+  (d3.geo.conicEqualArea = function() {
+    return d3_geo_conic(d3_geo_conicEqualArea);
+  }).raw = d3_geo_conicEqualArea;
+  d3.geo.albers = function() {
+    return d3.geo.conicEqualArea().rotate([ 96, 0 ]).center([ -.6, 38.7 ]).parallels([ 29.5, 45.5 ]).scale(1070);
+  };
+  d3.geo.albersUsa = function() {
+    var lower48 = d3.geo.albers();
+    var alaska = d3.geo.conicEqualArea().rotate([ 154, 0 ]).center([ -2, 58.5 ]).parallels([ 55, 65 ]);
+    var hawaii = d3.geo.conicEqualArea().rotate([ 157, 0 ]).center([ -3, 19.9 ]).parallels([ 8, 18 ]);
+    var point, pointStream = {
+      point: function(x, y) {
+        point = [ x, y ];
+      }
+    }, lower48Point, alaskaPoint, hawaiiPoint;
+    function albersUsa(coordinates) {
+      var x = coordinates[0], y = coordinates[1];
+      point = null;
+      (lower48Point(x, y), point) || (alaskaPoint(x, y), point) || hawaiiPoint(x, y);
+      return point;
+    }
+    albersUsa.invert = function(coordinates) {
+      var k = lower48.scale(), t = lower48.translate(), x = (coordinates[0] - t[0]) / k, y = (coordinates[1] - t[1]) / k;
+      return (y >= .12 && y < .234 && x >= -.425 && x < -.214 ? alaska : y >= .166 && y < .234 && x >= -.214 && x < -.115 ? hawaii : lower48).invert(coordinates);
+    };
+    albersUsa.stream = function(stream) {
+      var lower48Stream = lower48.stream(stream), alaskaStream = alaska.stream(stream), hawaiiStream = hawaii.stream(stream);
+      return {
+        point: function(x, y) {
+          lower48Stream.point(x, y);
+          alaskaStream.point(x, y);
+          hawaiiStream.point(x, y);
+        },
+        sphere: function() {
+          lower48Stream.sphere();
+          alaskaStream.sphere();
+          hawaiiStream.sphere();
+        },
+        lineStart: function() {
+          lower48Stream.lineStart();
+          alaskaStream.lineStart();
+          hawaiiStream.lineStart();
+        },
+        lineEnd: function() {
+          lower48Stream.lineEnd();
+          alaskaStream.lineEnd();
+          hawaiiStream.lineEnd();
+        },
+        polygonStart: function() {
+          lower48Stream.polygonStart();
+          alaskaStream.polygonStart();
+          hawaiiStream.polygonStart();
+        },
+        polygonEnd: function() {
+          lower48Stream.polygonEnd();
+          alaskaStream.polygonEnd();
+          hawaiiStream.polygonEnd();
+        }
+      };
+    };
+    albersUsa.precision = function(_) {
+      if (!arguments.length) return lower48.precision();
+      lower48.precision(_);
+      alaska.precision(_);
+      hawaii.precision(_);
+      return albersUsa;
+    };
+    albersUsa.scale = function(_) {
+      if (!arguments.length) return lower48.scale();
+      lower48.scale(_);
+      alaska.scale(_ * .35);
+      hawaii.scale(_);
+      return albersUsa.translate(lower48.translate());
+    };
+    albersUsa.translate = function(_) {
+      if (!arguments.length) return lower48.translate();
+      var k = lower48.scale(), x = +_[0], y = +_[1];
+      lower48Point = lower48.translate(_).clipExtent([ [ x - .455 * k, y - .238 * k ], [ x + .455 * k, y + .238 * k ] ]).stream(pointStream).point;
+      alaskaPoint = alaska.translate([ x - .307 * k, y + .201 * k ]).clipExtent([ [ x - .425 * k + ε, y + .12 * k + ε ], [ x - .214 * k - ε, y + .234 * k - ε ] ]).stream(pointStream).point;
+      hawaiiPoint = hawaii.translate([ x - .205 * k, y + .212 * k ]).clipExtent([ [ x - .214 * k + ε, y + .166 * k + ε ], [ x - .115 * k - ε, y + .234 * k - ε ] ]).stream(pointStream).point;
+      return albersUsa;
+    };
+    return albersUsa.scale(1070);
+  };
+  var d3_geo_pathAreaSum, d3_geo_pathAreaPolygon, d3_geo_pathArea = {
+    point: d3_noop,
+    lineStart: d3_noop,
+    lineEnd: d3_noop,
+    polygonStart: function() {
+      d3_geo_pathAreaPolygon = 0;
+      d3_geo_pathArea.lineStart = d3_geo_pathAreaRingStart;
+    },
+    polygonEnd: function() {
+      d3_geo_pathArea.lineStart = d3_geo_pathArea.lineEnd = d3_geo_pathArea.point = d3_noop;
+      d3_geo_pathAreaSum += Math.abs(d3_geo_pathAreaPolygon / 2);
+    }
+  };
+  function d3_geo_pathAreaRingStart() {
+    var x00, y00, x0, y0;
+    d3_geo_pathArea.point = function(x, y) {
+      d3_geo_pathArea.point = nextPoint;
+      x00 = x0 = x, y00 = y0 = y;
+    };
+    function nextPoint(x, y) {
+      d3_geo_pathAreaPolygon += y0 * x - x0 * y;
+      x0 = x, y0 = y;
+    }
+    d3_geo_pathArea.lineEnd = function() {
+      nextPoint(x00, y00);
+    };
+  }
+  var d3_geo_pathBoundsX0, d3_geo_pathBoundsY0, d3_geo_pathBoundsX1, d3_geo_pathBoundsY1;
+  var d3_geo_pathBounds = {
+    point: d3_geo_pathBoundsPoint,
+    lineStart: d3_noop,
+    lineEnd: d3_noop,
+    polygonStart: d3_noop,
+    polygonEnd: d3_noop
+  };
+  function d3_geo_pathBoundsPoint(x, y) {
+    if (x < d3_geo_pathBoundsX0) d3_geo_pathBoundsX0 = x;
+    if (x > d3_geo_pathBoundsX1) d3_geo_pathBoundsX1 = x;
+    if (y < d3_geo_pathBoundsY0) d3_geo_pathBoundsY0 = y;
+    if (y > d3_geo_pathBoundsY1) d3_geo_pathBoundsY1 = y;
+  }
+  function d3_geo_pathBuffer() {
+    var pointCircle = d3_geo_pathBufferCircle(4.5), buffer = [];
+    var stream = {
+      point: point,
+      lineStart: function() {
+        stream.point = pointLineStart;
+      },
+      lineEnd: lineEnd,
+      polygonStart: function() {
+        stream.lineEnd = lineEndPolygon;
+      },
+      polygonEnd: function() {
+        stream.lineEnd = lineEnd;
+        stream.point = point;
+      },
+      pointRadius: function(_) {
+        pointCircle = d3_geo_pathBufferCircle(_);
+        return stream;
+      },
+      result: function() {
+        if (buffer.length) {
+          var result = buffer.join("");
+          buffer = [];
+          return result;
+        }
+      }
+    };
+    function point(x, y) {
+      buffer.push("M", x, ",", y, pointCircle);
+    }
+    function pointLineStart(x, y) {
+      buffer.push("M", x, ",", y);
+      stream.point = pointLine;
+    }
+    function pointLine(x, y) {
+      buffer.push("L", x, ",", y);
+    }
+    function lineEnd() {
+      stream.point = point;
+    }
+    function lineEndPolygon() {
+      buffer.push("Z");
+    }
+    return stream;
+  }
+  function d3_geo_pathBufferCircle(radius) {
+    return "m0," + radius + "a" + radius + "," + radius + " 0 1,1 0," + -2 * radius + "a" + radius + "," + radius + " 0 1,1 0," + 2 * radius + "z";
+  }
+  var d3_geo_pathCentroid = {
+    point: d3_geo_pathCentroidPoint,
+    lineStart: d3_geo_pathCentroidLineStart,
+    lineEnd: d3_geo_pathCentroidLineEnd,
+    polygonStart: function() {
+      d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidRingStart;
+    },
+    polygonEnd: function() {
+      d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint;
+      d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidLineStart;
+      d3_geo_pathCentroid.lineEnd = d3_geo_pathCentroidLineEnd;
+    }
+  };
+  function d3_geo_pathCentroidPoint(x, y) {
+    d3_geo_centroidX0 += x;
+    d3_geo_centroidY0 += y;
+    ++d3_geo_centroidZ0;
+  }
+  function d3_geo_pathCentroidLineStart() {
+    var x0, y0;
+    d3_geo_pathCentroid.point = function(x, y) {
+      d3_geo_pathCentroid.point = nextPoint;
+      d3_geo_pathCentroidPoint(x0 = x, y0 = y);
+    };
+    function nextPoint(x, y) {
+      var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy);
+      d3_geo_centroidX1 += z * (x0 + x) / 2;
+      d3_geo_centroidY1 += z * (y0 + y) / 2;
+      d3_geo_centroidZ1 += z;
+      d3_geo_pathCentroidPoint(x0 = x, y0 = y);
+    }
+  }
+  function d3_geo_pathCentroidLineEnd() {
+    d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint;
+  }
+  function d3_geo_pathCentroidRingStart() {
+    var x00, y00, x0, y0;
+    d3_geo_pathCentroid.point = function(x, y) {
+      d3_geo_pathCentroid.point = nextPoint;
+      d3_geo_pathCentroidPoint(x00 = x0 = x, y00 = y0 = y);
+    };
+    function nextPoint(x, y) {
+      var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy);
+      d3_geo_centroidX1 += z * (x0 + x) / 2;
+      d3_geo_centroidY1 += z * (y0 + y) / 2;
+      d3_geo_centroidZ1 += z;
+      z = y0 * x - x0 * y;
+      d3_geo_centroidX2 += z * (x0 + x);
+      d3_geo_centroidY2 += z * (y0 + y);
+      d3_geo_centroidZ2 += z * 3;
+      d3_geo_pathCentroidPoint(x0 = x, y0 = y);
+    }
+    d3_geo_pathCentroid.lineEnd = function() {
+      nextPoint(x00, y00);
+    };
+  }
+  function d3_geo_pathContext(context) {
+    var pointRadius = 4.5;
+    var stream = {
+      point: point,
+      lineStart: function() {
+        stream.point = pointLineStart;
+      },
+      lineEnd: lineEnd,
+      polygonStart: function() {
+        stream.lineEnd = lineEndPolygon;
+      },
+      polygonEnd: function() {
+        stream.lineEnd = lineEnd;
+        stream.point = point;
+      },
+      pointRadius: function(_) {
+        pointRadius = _;
+        return stream;
+      },
+      result: d3_noop
+    };
+    function point(x, y) {
+      context.moveTo(x, y);
+      context.arc(x, y, pointRadius, 0, τ);
+    }
+    function pointLineStart(x, y) {
+      context.moveTo(x, y);
+      stream.point = pointLine;
+    }
+    function pointLine(x, y) {
+      context.lineTo(x, y);
+    }
+    function lineEnd() {
+      stream.point = point;
+    }
+    function lineEndPolygon() {
+      context.closePath();
+    }
+    return stream;
+  }
+  function d3_geo_resample(project) {
+    var δ2 = .5, cosMinDistance = Math.cos(30 * d3_radians), maxDepth = 16;
+    function resample(stream) {
+      var λ00, φ00, x00, y00, a00, b00, c00, λ0, x0, y0, a0, b0, c0;
+      var resample = {
+        point: point,
+        lineStart: lineStart,
+        lineEnd: lineEnd,
+        polygonStart: function() {
+          stream.polygonStart();
+          resample.lineStart = ringStart;
+        },
+        polygonEnd: function() {
+          stream.polygonEnd();
+          resample.lineStart = lineStart;
+        }
+      };
+      function point(x, y) {
+        x = project(x, y);
+        stream.point(x[0], x[1]);
+      }
+      function lineStart() {
+        x0 = NaN;
+        resample.point = linePoint;
+        stream.lineStart();
+      }
+      function linePoint(λ, φ) {
+        var c = d3_geo_cartesian([ λ, φ ]), p = project(λ, φ);
+        resampleLineTo(x0, y0, λ0, a0, b0, c0, x0 = p[0], y0 = p[1], λ0 = λ, a0 = c[0], b0 = c[1], c0 = c[2], maxDepth, stream);
+        stream.point(x0, y0);
+      }
+      function lineEnd() {
+        resample.point = point;
+        stream.lineEnd();
+      }
+      function ringStart() {
+        lineStart();
+        resample.point = ringPoint;
+        resample.lineEnd = ringEnd;
+      }
+      function ringPoint(λ, φ) {
+        linePoint(λ00 = λ, φ00 = φ), x00 = x0, y00 = y0, a00 = a0, b00 = b0, c00 = c0;
+        resample.point = linePoint;
+      }
+      function ringEnd() {
+        resampleLineTo(x0, y0, λ0, a0, b0, c0, x00, y00, λ00, a00, b00, c00, maxDepth, stream);
+        resample.lineEnd = lineEnd;
+        lineEnd();
+      }
+      return resample;
+    }
+    function resampleLineTo(x0, y0, λ0, a0, b0, c0, x1, y1, λ1, a1, b1, c1, depth, stream) {
+      var dx = x1 - x0, dy = y1 - y0, d2 = dx * dx + dy * dy;
+      if (d2 > 4 * δ2 && depth--) {
+        var a = a0 + a1, b = b0 + b1, c = c0 + c1, m = Math.sqrt(a * a + b * b + c * c), φ2 = Math.asin(c /= m), λ2 = Math.abs(Math.abs(c) - 1) < ε ? (λ0 + λ1) / 2 : Math.atan2(b, a), p = project(λ2, φ2), x2 = p[0], y2 = p[1], dx2 = x2 - x0, dy2 = y2 - y0, dz = dy * dx2 - dx * dy2;
+        if (dz * dz / d2 > δ2 || Math.abs((dx * dx2 + dy * dy2) / d2 - .5) > .3 || a0 * a1 + b0 * b1 + c0 * c1 < cosMinDistance) {
+          resampleLineTo(x0, y0, λ0, a0, b0, c0, x2, y2, λ2, a /= m, b /= m, c, depth, stream);
+          stream.point(x2, y2);
+          resampleLineTo(x2, y2, λ2, a, b, c, x1, y1, λ1, a1, b1, c1, depth, stream);
+        }
+      }
+    }
+    resample.precision = function(_) {
+      if (!arguments.length) return Math.sqrt(δ2);
+      maxDepth = (δ2 = _ * _) > 0 && 16;
+      return resample;
+    };
+    return resample;
+  }
+  d3.geo.transform = function(methods) {
+    return {
+      stream: function(stream) {
+        var transform = new d3_geo_transform(stream);
+        for (var k in methods) transform[k] = methods[k];
+        return transform;
+      }
+    };
+  };
+  function d3_geo_transform(stream) {
+    this.stream = stream;
+  }
+  d3_geo_transform.prototype = {
+    point: function(x, y) {
+      this.stream.point(x, y);
+    },
+    sphere: function() {
+      this.stream.sphere();
+    },
+    lineStart: function() {
+      this.stream.lineStart();
+    },
+    lineEnd: function() {
+      this.stream.lineEnd();
+    },
+    polygonStart: function() {
+      this.stream.polygonStart();
+    },
+    polygonEnd: function() {
+      this.stream.polygonEnd();
+    }
+  };
+  d3.geo.path = function() {
+    var pointRadius = 4.5, projection, context, projectStream, contextStream, cacheStream;
+    function path(object) {
+      if (object) {
+        if (typeof pointRadius === "function") contextStream.pointRadius(+pointRadius.apply(this, arguments));
+        if (!cacheStream || !cacheStream.valid) cacheStream = projectStream(contextStream);
+        d3.geo.stream(object, cacheStream);
+      }
+      return contextStream.result();
+    }
+    path.area = function(object) {
+      d3_geo_pathAreaSum = 0;
+      d3.geo.stream(object, projectStream(d3_geo_pathArea));
+      return d3_geo_pathAreaSum;
+    };
+    path.centroid = function(object) {
+      d3_geo_centroidX0 = d3_geo_centroidY0 = d3_geo_centroidZ0 = d3_geo_centroidX1 = d3_geo_centroidY1 = d3_geo_centroidZ1 = d3_geo_centroidX2 = d3_geo_centroidY2 = d3_geo_centroidZ2 = 0;
+      d3.geo.stream(object, projectStream(d3_geo_pathCentroid));
+      return d3_geo_centroidZ2 ? [ d3_geo_centroidX2 / d3_geo_centroidZ2, d3_geo_centroidY2 / d3_geo_centroidZ2 ] : d3_geo_centroidZ1 ? [ d3_geo_centroidX1 / d3_geo_centroidZ1, d3_geo_centroidY1 / d3_geo_centroidZ1 ] : d3_geo_centroidZ0 ? [ d3_geo_centroidX0 / d3_geo_centroidZ0, d3_geo_centroidY0 / d3_geo_centroidZ0 ] : [ NaN, NaN ];
+    };
+    path.bounds = function(object) {
+      d3_geo_pathBoundsX1 = d3_geo_pathBoundsY1 = -(d3_geo_pathBoundsX0 = d3_geo_pathBoundsY0 = Infinity);
+      d3.geo.stream(object, projectStream(d3_geo_pathBounds));
+      return [ [ d3_geo_pathBoundsX0, d3_geo_pathBoundsY0 ], [ d3_geo_pathBoundsX1, d3_geo_pathBoundsY1 ] ];
+    };
+    path.projection = function(_) {
+      if (!arguments.length) return projection;
+      projectStream = (projection = _) ? _.stream || d3_geo_pathProjectStream(_) : d3_identity;
+      return reset();
+    };
+    path.context = function(_) {
+      if (!arguments.length) return context;
+      contextStream = (context = _) == null ? new d3_geo_pathBuffer() : new d3_geo_pathContext(_);
+      if (typeof pointRadius !== "function") contextStream.pointRadius(pointRadius);
+      return reset();
+    };
+    path.pointRadius = function(_) {
+      if (!arguments.length) return pointRadius;
+      pointRadius = typeof _ === "function" ? _ : (contextStream.pointRadius(+_), +_);
+      return path;
+    };
+    function reset() {
+      cacheStream = null;
+      return path;
+    }
+    return path.projection(d3.geo.albersUsa()).context(null);
+  };
+  function d3_geo_pathProjectStream(project) {
+    var resample = d3_geo_resample(function(x, y) {
+      return project([ x * d3_degrees, y * d3_degrees ]);
+    });
+    return function(stream) {
+      var transform = new d3_geo_transform(stream = resample(stream));
+      transform.point = function(x, y) {
+        stream.point(x * d3_radians, y * d3_radians);
+      };
+      return transform;
+    };
+  }
+  d3.geo.projection = d3_geo_projection;
+  d3.geo.projectionMutator = d3_geo_projectionMutator;
+  function d3_geo_projection(project) {
+    return d3_geo_projectionMutator(function() {
+      return project;
+    })();
+  }
+  function d3_geo_projectionMutator(projectAt) {
+    var project, rotate, projectRotate, projectResample = d3_geo_resample(function(x, y) {
+      x = project(x, y);
+      return [ x[0] * k + δx, δy - x[1] * k ];
+    }), k = 150, x = 480, y = 250, λ = 0, φ = 0, δλ = 0, δφ = 0, δγ = 0, δx, δy, preclip = d3_geo_clipAntimeridian, postclip = d3_identity, clipAngle = null, clipExtent = null, stream;
+    function projection(point) {
+      point = projectRotate(point[0] * d3_radians, point[1] * d3_radians);
+      return [ point[0] * k + δx, δy - point[1] * k ];
+    }
+    function invert(point) {
+      point = projectRotate.invert((point[0] - δx) / k, (δy - point[1]) / k);
+      return point && [ point[0] * d3_degrees, point[1] * d3_degrees ];
+    }
+    projection.stream = function(output) {
+      if (stream) stream.valid = false;
+      stream = d3_geo_projectionRadians(preclip(rotate, projectResample(postclip(output))));
+      stream.valid = true;
+      return stream;
+    };
+    projection.clipAngle = function(_) {
+      if (!arguments.length) return clipAngle;
+      preclip = _ == null ? (clipAngle = _, d3_geo_clipAntimeridian) : d3_geo_clipCircle((clipAngle = +_) * d3_radians);
+      return invalidate();
+    };
+    projection.clipExtent = function(_) {
+      if (!arguments.length) return clipExtent;
+      clipExtent = _;
+      postclip = _ ? d3_geo_clipExtent(_[0][0], _[0][1], _[1][0], _[1][1]) : d3_identity;
+      return invalidate();
+    };
+    projection.scale = function(_) {
+      if (!arguments.length) return k;
+      k = +_;
+      return reset();
+    };
+    projection.translate = function(_) {
+      if (!arguments.length) return [ x, y ];
+      x = +_[0];
+      y = +_[1];
+      return reset();
+    };
+    projection.center = function(_) {
+      if (!arguments.length) return [ λ * d3_degrees, φ * d3_degrees ];
+      λ = _[0] % 360 * d3_radians;
+      φ = _[1] % 360 * d3_radians;
+      return reset();
+    };
+    projection.rotate = function(_) {
+      if (!arguments.length) return [ δλ * d3_degrees, δφ * d3_degrees, δγ * d3_degrees ];
+      δλ = _[0] % 360 * d3_radians;
+      δφ = _[1] % 360 * d3_radians;
+      δγ = _.length > 2 ? _[2] % 360 * d3_radians : 0;
+      return reset();
+    };
+    d3.rebind(projection, projectResample, "precision");
+    function reset() {
+      projectRotate = d3_geo_compose(rotate = d3_geo_rotation(δλ, δφ, δγ), project);
+      var center = project(λ, φ);
+      δx = x - center[0] * k;
+      δy = y + center[1] * k;
+      return invalidate();
+    }
+    function invalidate() {
+      if (stream) stream.valid = false, stream = null;
+      return projection;
+    }
+    return function() {
+      project = projectAt.apply(this, arguments);
+      projection.invert = project.invert && invert;
+      return reset();
+    };
+  }
+  function d3_geo_projectionRadians(stream) {
+    var transform = new d3_geo_transform(stream);
+    transform.point = function(λ, φ) {
+      stream.point(λ * d3_radians, φ * d3_radians);
+    };
+    return transform;
+  }
+  function d3_geo_equirectangular(λ, φ) {
+    return [ λ, φ ];
+  }
+  (d3.geo.equirectangular = function() {
+    return d3_geo_projection(d3_geo_equirectangular);
+  }).raw = d3_geo_equirectangular.invert = d3_geo_equirectangular;
+  d3.geo.rotation = function(rotate) {
+    rotate = d3_geo_rotation(rotate[0] % 360 * d3_radians, rotate[1] * d3_radians, rotate.length > 2 ? rotate[2] * d3_radians : 0);
+    function forward(coordinates) {
+      coordinates = rotate(coordinates[0] * d3_radians, coordinates[1] * d3_radians);
+      return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates;
+    }
+    forward.invert = function(coordinates) {
+      coordinates = rotate.invert(coordinates[0] * d3_radians, coordinates[1] * d3_radians);
+      return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates;
+    };
+    return forward;
+  };
+  function d3_geo_identityRotation(λ, φ) {
+    return [ λ > π ? λ - τ : λ < -π ? λ + τ : λ, φ ];
+  }
+  d3_geo_identityRotation.invert = d3_geo_equirectangular;
+  function d3_geo_rotation(δλ, δφ, δγ) {
+    return δλ ? δφ || δγ ? d3_geo_compose(d3_geo_rotationλ(δλ), d3_geo_rotationφγ(δφ, δγ)) : d3_geo_rotationλ(δλ) : δφ || δγ ? d3_geo_rotationφγ(δφ, δγ) : d3_geo_identityRotation;
+  }
+  function d3_geo_forwardRotationλ(δλ) {
+    return function(λ, φ) {
+      return λ += δλ, [ λ > π ? λ - τ : λ < -π ? λ + τ : λ, φ ];
+    };
+  }
+  function d3_geo_rotationλ(δλ) {
+    var rotation = d3_geo_forwardRotationλ(δλ);
+    rotation.invert = d3_geo_forwardRotationλ(-δλ);
+    return rotation;
+  }
+  function d3_geo_rotationφγ(δφ, δγ) {
+    var cosδφ = Math.cos(δφ), sinδφ = Math.sin(δφ), cosδγ = Math.cos(δγ), sinδγ = Math.sin(δγ);
+    function rotation(λ, φ) {
+      var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδφ + x * sinδφ;
+      return [ Math.atan2(y * cosδγ - k * sinδγ, x * cosδφ - z * sinδφ), d3_asin(k * cosδγ + y * sinδγ) ];
+    }
+    rotation.invert = function(λ, φ) {
+      var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδγ - y * sinδγ;
+      return [ Math.atan2(y * cosδγ + z * sinδγ, x * cosδφ + k * sinδφ), d3_asin(k * cosδφ - x * sinδφ) ];
+    };
+    return rotation;
+  }
+  d3.geo.circle = function() {
+    var origin = [ 0, 0 ], angle, precision = 6, interpolate;
+    function circle() {
+      var center = typeof origin === "function" ? origin.apply(this, arguments) : origin, rotate = d3_geo_rotation(-center[0] * d3_radians, -center[1] * d3_radians, 0).invert, ring = [];
+      interpolate(null, null, 1, {
+        point: function(x, y) {
+          ring.push(x = rotate(x, y));
+          x[0] *= d3_degrees, x[1] *= d3_degrees;
+        }
+      });
+      return {
+        type: "Polygon",
+        coordinates: [ ring ]
+      };
+    }
+    circle.origin = function(x) {
+      if (!arguments.length) return origin;
+      origin = x;
+      return circle;
+    };
+    circle.angle = function(x) {
+      if (!arguments.length) return angle;
+      interpolate = d3_geo_circleInterpolate((angle = +x) * d3_radians, precision * d3_radians);
+      return circle;
+    };
+    circle.precision = function(_) {
+      if (!arguments.length) return precision;
+      interpolate = d3_geo_circleInterpolate(angle * d3_radians, (precision = +_) * d3_radians);
+      return circle;
+    };
+    return circle.angle(90);
+  };
+  function d3_geo_circleInterpolate(radius, precision) {
+    var cr = Math.cos(radius), sr = Math.sin(radius);
+    return function(from, to, direction, listener) {
+      var step = direction * precision;
+      if (from != null) {
+        from = d3_geo_circleAngle(cr, from);
+        to = d3_geo_circleAngle(cr, to);
+        if (direction > 0 ? from < to : from > to) from += direction * τ;
+      } else {
+        from = radius + direction * τ;
+        to = radius - .5 * step;
+      }
+      for (var point, t = from; direction > 0 ? t > to : t < to; t -= step) {
+        listener.point((point = d3_geo_spherical([ cr, -sr * Math.cos(t), -sr * Math.sin(t) ]))[0], point[1]);
+      }
+    };
+  }
+  function d3_geo_circleAngle(cr, point) {
+    var a = d3_geo_cartesian(point);
+    a[0] -= cr;
+    d3_geo_cartesianNormalize(a);
+    var angle = d3_acos(-a[1]);
+    return ((-a[2] < 0 ? -angle : angle) + 2 * Math.PI - ε) % (2 * Math.PI);
+  }
+  d3.geo.distance = function(a, b) {
+    var Δλ = (b[0] - a[0]) * d3_radians, φ0 = a[1] * d3_radians, φ1 = b[1] * d3_radians, sinΔλ = Math.sin(Δλ), cosΔλ = Math.cos(Δλ), sinφ0 = Math.sin(φ0), cosφ0 = Math.cos(φ0), sinφ1 = Math.sin(φ1), cosφ1 = Math.cos(φ1), t;
+    return Math.atan2(Math.sqrt((t = cosφ1 * sinΔλ) * t + (t = cosφ0 * sinφ1 - sinφ0 * cosφ1 * cosΔλ) * t), sinφ0 * sinφ1 + cosφ0 * cosφ1 * cosΔλ);
+  };
+  d3.geo.graticule = function() {
+    var x1, x0, X1, X0, y1, y0, Y1, Y0, dx = 10, dy = dx, DX = 90, DY = 360, x, y, X, Y, precision = 2.5;
+    function graticule() {
+      return {
+        type: "MultiLineString",
+        coordinates: lines()
+      };
+    }
+    function lines() {
+      return d3.range(Math.ceil(X0 / DX) * DX, X1, DX).map(X).concat(d3.range(Math.ceil(Y0 / DY) * DY, Y1, DY).map(Y)).concat(d3.range(Math.ceil(x0 / dx) * dx, x1, dx).filter(function(x) {
+        return Math.abs(x % DX) > ε;
+      }).map(x)).concat(d3.range(Math.ceil(y0 / dy) * dy, y1, dy).filter(function(y) {
+        return Math.abs(y % DY) > ε;
+      }).map(y));
+    }
+    graticule.lines = function() {
+      return lines().map(function(coordinates) {
+        return {
+          type: "LineString",
+          coordinates: coordinates
+        };
+      });
+    };
+    graticule.outline = function() {
+      return {
+        type: "Polygon",
+        coordinates: [ X(X0).concat(Y(Y1).slice(1), X(X1).reverse().slice(1), Y(Y0).reverse().slice(1)) ]
+      };
+    };
+    graticule.extent = function(_) {
+      if (!arguments.length) return graticule.minorExtent();
+      return graticule.majorExtent(_).minorExtent(_);
+    };
+    graticule.majorExtent = function(_) {
+      if (!arguments.length) return [ [ X0, Y0 ], [ X1, Y1 ] ];
+      X0 = +_[0][0], X1 = +_[1][0];
+      Y0 = +_[0][1], Y1 = +_[1][1];
+      if (X0 > X1) _ = X0, X0 = X1, X1 = _;
+      if (Y0 > Y1) _ = Y0, Y0 = Y1, Y1 = _;
+      return graticule.precision(precision);
+    };
+    graticule.minorExtent = function(_) {
+      if (!arguments.length) return [ [ x0, y0 ], [ x1, y1 ] ];
+      x0 = +_[0][0], x1 = +_[1][0];
+      y0 = +_[0][1], y1 = +_[1][1];
+      if (x0 > x1) _ = x0, x0 = x1, x1 = _;
+      if (y0 > y1) _ = y0, y0 = y1, y1 = _;
+      return graticule.precision(precision);
+    };
+    graticule.step = function(_) {
+      if (!arguments.length) return graticule.minorStep();
+      return graticule.majorStep(_).minorStep(_);
+    };
+    graticule.majorStep = function(_) {
+      if (!arguments.length) return [ DX, DY ];
+      DX = +_[0], DY = +_[1];
+      return graticule;
+    };
+    graticule.minorStep = function(_) {
+      if (!arguments.length) return [ dx, dy ];
+      dx = +_[0], dy = +_[1];
+      return graticule;
+    };
+    graticule.precision = function(_) {
+      if (!arguments.length) return precision;
+      precision = +_;
+      x = d3_geo_graticuleX(y0, y1, 90);
+      y = d3_geo_graticuleY(x0, x1, precision);
+      X = d3_geo_graticuleX(Y0, Y1, 90);
+      Y = d3_geo_graticuleY(X0, X1, precision);
+      return graticule;
+    };
+    return graticule.majorExtent([ [ -180, -90 + ε ], [ 180, 90 - ε ] ]).minorExtent([ [ -180, -80 - ε ], [ 180, 80 + ε ] ]);
+  };
+  function d3_geo_graticuleX(y0, y1, dy) {
+    var y = d3.range(y0, y1 - ε, dy).concat(y1);
+    return function(x) {
+      return y.map(function(y) {
+        return [ x, y ];
+      });
+    };
+  }
+  function d3_geo_graticuleY(x0, x1, dx) {
+    var x = d3.range(x0, x1 - ε, dx).concat(x1);
+    return function(y) {
+      return x.map(function(x) {
+        return [ x, y ];
+      });
+    };
+  }
+  function d3_source(d) {
+    return d.source;
+  }
+  function d3_target(d) {
+    return d.target;
+  }
+  d3.geo.greatArc = function() {
+    var source = d3_source, source_, target = d3_target, target_;
+    function greatArc() {
+      return {
+        type: "LineString",
+        coordinates: [ source_ || source.apply(this, arguments), target_ || target.apply(this, arguments) ]
+      };
+    }
+    greatArc.distance = function() {
+      return d3.geo.distance(source_ || source.apply(this, arguments), target_ || target.apply(this, arguments));
+    };
+    greatArc.source = function(_) {
+      if (!arguments.length) return source;
+      source = _, source_ = typeof _ === "function" ? null : _;
+      return greatArc;
+    };
+    greatArc.target = function(_) {
+      if (!arguments.length) return target;
+      target = _, target_ = typeof _ === "function" ? null : _;
+      return greatArc;
+    };
+    greatArc.precision = function() {
+      return arguments.length ? greatArc : 0;
+    };
+    return greatArc;
+  };
+  d3.geo.interpolate = function(source, target) {
+    return d3_geo_interpolate(source[0] * d3_radians, source[1] * d3_radians, target[0] * d3_radians, target[1] * d3_radians);
+  };
+  function d3_geo_interpolate(x0, y0, x1, y1) {
+    var cy0 = Math.cos(y0), sy0 = Math.sin(y0), cy1 = Math.cos(y1), sy1 = Math.sin(y1), kx0 = cy0 * Math.cos(x0), ky0 = cy0 * Math.sin(x0), kx1 = cy1 * Math.cos(x1), ky1 = cy1 * Math.sin(x1), d = 2 * Math.asin(Math.sqrt(d3_haversin(y1 - y0) + cy0 * cy1 * d3_haversin(x1 - x0))), k = 1 / Math.sin(d);
+    var interpolate = d ? function(t) {
+      var B = Math.sin(t *= d) * k, A = Math.sin(d - t) * k, x = A * kx0 + B * kx1, y = A * ky0 + B * ky1, z = A * sy0 + B * sy1;
+      return [ Math.atan2(y, x) * d3_degrees, Math.atan2(z, Math.sqrt(x * x + y * y)) * d3_degrees ];
+    } : function() {
+      return [ x0 * d3_degrees, y0 * d3_degrees ];
+    };
+    interpolate.distance = d;
+    return interpolate;
+  }
+  d3.geo.length = function(object) {
+    d3_geo_lengthSum = 0;
+    d3.geo.stream(object, d3_geo_length);
+    return d3_geo_lengthSum;
+  };
+  var d3_geo_lengthSum;
+  var d3_geo_length = {
+    sphere: d3_noop,
+    point: d3_noop,
+    lineStart: d3_geo_lengthLineStart,
+    lineEnd: d3_noop,
+    polygonStart: d3_noop,
+    polygonEnd: d3_noop
+  };
+  function d3_geo_lengthLineStart() {
+    var λ0, sinφ0, cosφ0;
+    d3_geo_length.point = function(λ, φ) {
+      λ0 = λ * d3_radians, sinφ0 = Math.sin(φ *= d3_radians), cosφ0 = Math.cos(φ);
+      d3_geo_length.point = nextPoint;
+    };
+    d3_geo_length.lineEnd = function() {
+      d3_geo_length.point = d3_geo_length.lineEnd = d3_noop;
+    };
+    function nextPoint(λ, φ) {
+      var sinφ = Math.sin(φ *= d3_radians), cosφ = Math.cos(φ), t = Math.abs((λ *= d3_radians) - λ0), cosΔλ = Math.cos(t);
+      d3_geo_lengthSum += Math.atan2(Math.sqrt((t = cosφ * Math.sin(t)) * t + (t = cosφ0 * sinφ - sinφ0 * cosφ * cosΔλ) * t), sinφ0 * sinφ + cosφ0 * cosφ * cosΔλ);
+      λ0 = λ, sinφ0 = sinφ, cosφ0 = cosφ;
+    }
+  }
+  function d3_geo_azimuthal(scale, angle) {
+    function azimuthal(λ, φ) {
+      var cosλ = Math.cos(λ), cosφ = Math.cos(φ), k = scale(cosλ * cosφ);
+      return [ k * cosφ * Math.sin(λ), k * Math.sin(φ) ];
+    }
+    azimuthal.invert = function(x, y) {
+      var ρ = Math.sqrt(x * x + y * y), c = angle(ρ), sinc = Math.sin(c), cosc = Math.cos(c);
+      return [ Math.atan2(x * sinc, ρ * cosc), Math.asin(ρ && y * sinc / ρ) ];
+    };
+    return azimuthal;
+  }
+  var d3_geo_azimuthalEqualArea = d3_geo_azimuthal(function(cosλcosφ) {
+    return Math.sqrt(2 / (1 + cosλcosφ));
+  }, function(ρ) {
+    return 2 * Math.asin(ρ / 2);
+  });
+  (d3.geo.azimuthalEqualArea = function() {
+    return d3_geo_projection(d3_geo_azimuthalEqualArea);
+  }).raw = d3_geo_azimuthalEqualArea;
+  var d3_geo_azimuthalEquidistant = d3_geo_azimuthal(function(cosλcosφ) {
+    var c = Math.acos(cosλcosφ);
+    return c && c / Math.sin(c);
+  }, d3_identity);
+  (d3.geo.azimuthalEquidistant = function() {
+    return d3_geo_projection(d3_geo_azimuthalEquidistant);
+  }).raw = d3_geo_azimuthalEquidistant;
+  function d3_geo_conicConformal(φ0, φ1) {
+    var cosφ0 = Math.cos(φ0), t = function(φ) {
+      return Math.tan(π / 4 + φ / 2);
+    }, n = φ0 === φ1 ? Math.sin(φ0) : Math.log(cosφ0 / Math.cos(φ1)) / Math.log(t(φ1) / t(φ0)), F = cosφ0 * Math.pow(t(φ0), n) / n;
+    if (!n) return d3_geo_mercator;
+    function forward(λ, φ) {
+      var ρ = Math.abs(Math.abs(φ) - halfπ) < ε ? 0 : F / Math.pow(t(φ), n);
+      return [ ρ * Math.sin(n * λ), F - ρ * Math.cos(n * λ) ];
+    }
+    forward.invert = function(x, y) {
+      var ρ0_y = F - y, ρ = d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y);
+      return [ Math.atan2(x, ρ0_y) / n, 2 * Math.atan(Math.pow(F / ρ, 1 / n)) - halfπ ];
+    };
+    return forward;
+  }
+  (d3.geo.conicConformal = function() {
+    return d3_geo_conic(d3_geo_conicConformal);
+  }).raw = d3_geo_conicConformal;
+  function d3_geo_conicEquidistant(φ0, φ1) {
+    var cosφ0 = Math.cos(φ0), n = φ0 === φ1 ? Math.sin(φ0) : (cosφ0 - Math.cos(φ1)) / (φ1 - φ0), G = cosφ0 / n + φ0;
+    if (Math.abs(n) < ε) return d3_geo_equirectangular;
+    function forward(λ, φ) {
+      var ρ = G - φ;
+      return [ ρ * Math.sin(n * λ), G - ρ * Math.cos(n * λ) ];
+    }
+    forward.invert = function(x, y) {
+      var ρ0_y = G - y;
+      return [ Math.atan2(x, ρ0_y) / n, G - d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y) ];
+    };
+    return forward;
+  }
+  (d3.geo.conicEquidistant = function() {
+    return d3_geo_conic(d3_geo_conicEquidistant);
+  }).raw = d3_geo_conicEquidistant;
+  var d3_geo_gnomonic = d3_geo_azimuthal(function(cosλcosφ) {
+    return 1 / cosλcosφ;
+  }, Math.atan);
+  (d3.geo.gnomonic = function() {
+    return d3_geo_projection(d3_geo_gnomonic);
+  }).raw = d3_geo_gnomonic;
+  function d3_geo_mercator(λ, φ) {
+    return [ λ, Math.log(Math.tan(π / 4 + φ / 2)) ];
+  }
+  d3_geo_mercator.invert = function(x, y) {
+    return [ x, 2 * Math.atan(Math.exp(y)) - halfπ ];
+  };
+  function d3_geo_mercatorProjection(project) {
+    var m = d3_geo_projection(project), scale = m.scale, translate = m.translate, clipExtent = m.clipExtent, clipAuto;
+    m.scale = function() {
+      var v = scale.apply(m, arguments);
+      return v === m ? clipAuto ? m.clipExtent(null) : m : v;
+    };
+    m.translate = function() {
+      var v = translate.apply(m, arguments);
+      return v === m ? clipAuto ? m.clipExtent(null) : m : v;
+    };
+    m.clipExtent = function(_) {
+      var v = clipExtent.apply(m, arguments);
+      if (v === m) {
+        if (clipAuto = _ == null) {
+          var k = π * scale(), t = translate();
+          clipExtent([ [ t[0] - k, t[1] - k ], [ t[0] + k, t[1] + k ] ]);
+        }
+      } else if (clipAuto) {
+        v = null;
+      }
+      return v;
+    };
+    return m.clipExtent(null);
+  }
+  (d3.geo.mercator = function() {
+    return d3_geo_mercatorProjection(d3_geo_mercator);
+  }).raw = d3_geo_mercator;
+  var d3_geo_orthographic = d3_geo_azimuthal(function() {
+    return 1;
+  }, Math.asin);
+  (d3.geo.orthographic = function() {
+    return d3_geo_projection(d3_geo_orthographic);
+  }).raw = d3_geo_orthographic;
+  var d3_geo_stereographic = d3_geo_azimuthal(function(cosλcosφ) {
+    return 1 / (1 + cosλcosφ);
+  }, function(ρ) {
+    return 2 * Math.atan(ρ);
+  });
+  (d3.geo.stereographic = function() {
+    return d3_geo_projection(d3_geo_stereographic);
+  }).raw = d3_geo_stereographic;
+  function d3_geo_transverseMercator(λ, φ) {
+    var B = Math.cos(φ) * Math.sin(λ);
+    return [ Math.log((1 + B) / (1 - B)) / 2, Math.atan2(Math.tan(φ), Math.cos(λ)) ];
+  }
+  d3_geo_transverseMercator.invert = function(x, y) {
+    return [ Math.atan2(d3_sinh(x), Math.cos(y)), d3_asin(Math.sin(y) / d3_cosh(x)) ];
+  };
+  (d3.geo.transverseMercator = function() {
+    return d3_geo_mercatorProjection(d3_geo_transverseMercator);
+  }).raw = d3_geo_transverseMercator;
+  d3.geom = {};
+  d3.svg = {};
+  function d3_svg_line(projection) {
+    var x = d3_svg_lineX, y = d3_svg_lineY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, tension = .7;
+    function line(data) {
+      var segments = [], points = [], i = -1, n = data.length, d, fx = d3_functor(x), fy = d3_functor(y);
+      function segment() {
+        segments.push("M", interpolate(projection(points), tension));
+      }
+      while (++i < n) {
+        if (defined.call(this, d = data[i], i)) {
+          points.push([ +fx.call(this, d, i), +fy.call(this, d, i) ]);
+        } else if (points.length) {
+          segment();
+          points = [];
+        }
+      }
+      if (points.length) segment();
+      return segments.length ? segments.join("") : null;
+    }
+    line.x = function(_) {
+      if (!arguments.length) return x;
+      x = _;
+      return line;
+    };
+    line.y = function(_) {
+      if (!arguments.length) return y;
+      y = _;
+      return line;
+    };
+    line.defined = function(_) {
+      if (!arguments.length) return defined;
+      defined = _;
+      return line;
+    };
+    line.interpolate = function(_) {
+      if (!arguments.length) return interpolateKey;
+      if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key;
+      return line;
+    };
+    line.tension = function(_) {
+      if (!arguments.length) return tension;
+      tension = _;
+      return line;
+    };
+    return line;
+  }
+  d3.svg.line = function() {
+    return d3_svg_line(d3_identity);
+  };
+  function d3_svg_lineX(d) {
+    return d[0];
+  }
+  function d3_svg_lineY(d) {
+    return d[1];
+  }
+  var d3_svg_lineInterpolators = d3.map({
+    linear: d3_svg_lineLinear,
+    "linear-closed": d3_svg_lineLinearClosed,
+    step: d3_svg_lineStep,
+    "step-before": d3_svg_lineStepBefore,
+    "step-after": d3_svg_lineStepAfter,
+    basis: d3_svg_lineBasis,
+    "basis-open": d3_svg_lineBasisOpen,
+    "basis-closed": d3_svg_lineBasisClosed,
+    bundle: d3_svg_lineBundle,
+    cardinal: d3_svg_lineCardinal,
+    "cardinal-open": d3_svg_lineCardinalOpen,
+    "cardinal-closed": d3_svg_lineCardinalClosed,
+    monotone: d3_svg_lineMonotone
+  });
+  d3_svg_lineInterpolators.forEach(function(key, value) {
+    value.key = key;
+    value.closed = /-closed$/.test(key);
+  });
+  function d3_svg_lineLinear(points) {
+    return points.join("L");
+  }
+  function d3_svg_lineLinearClosed(points) {
+    return d3_svg_lineLinear(points) + "Z";
+  }
+  function d3_svg_lineStep(points) {
+    var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ];
+    while (++i < n) path.push("H", (p[0] + (p = points[i])[0]) / 2, "V", p[1]);
+    if (n > 1) path.push("H", p[0]);
+    return path.join("");
+  }
+  function d3_svg_lineStepBefore(points) {
+    var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ];
+    while (++i < n) path.push("V", (p = points[i])[1], "H", p[0]);
+    return path.join("");
+  }
+  function d3_svg_lineStepAfter(points) {
+    var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ];
+    while (++i < n) path.push("H", (p = points[i])[0], "V", p[1]);
+    return path.join("");
+  }
+  function d3_svg_lineCardinalOpen(points, tension) {
+    return points.length < 4 ? d3_svg_lineLinear(points) : points[1] + d3_svg_lineHermite(points.slice(1, points.length - 1), d3_svg_lineCardinalTangents(points, tension));
+  }
+  function d3_svg_lineCardinalClosed(points, tension) {
+    return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite((points.push(points[0]), 
+    points), d3_svg_lineCardinalTangents([ points[points.length - 2] ].concat(points, [ points[1] ]), tension));
+  }
+  function d3_svg_lineCardinal(points, tension) {
+    return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineCardinalTangents(points, tension));
+  }
+  function d3_svg_lineHermite(points, tangents) {
+    if (tangents.length < 1 || points.length != tangents.length && points.length != tangents.length + 2) {
+      return d3_svg_lineLinear(points);
+    }
+    var quad = points.length != tangents.length, path = "", p0 = points[0], p = points[1], t0 = tangents[0], t = t0, pi = 1;
+    if (quad) {
+      path += "Q" + (p[0] - t0[0] * 2 / 3) + "," + (p[1] - t0[1] * 2 / 3) + "," + p[0] + "," + p[1];
+      p0 = points[1];
+      pi = 2;
+    }
+    if (tangents.length > 1) {
+      t = tangents[1];
+      p = points[pi];
+      pi++;
+      path += "C" + (p0[0] + t0[0]) + "," + (p0[1] + t0[1]) + "," + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1];
+      for (var i = 2; i < tangents.length; i++, pi++) {
+        p = points[pi];
+        t = tangents[i];
+        path += "S" + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1];
+      }
+    }
+    if (quad) {
+      var lp = points[pi];
+      path += "Q" + (p[0] + t[0] * 2 / 3) + "," + (p[1] + t[1] * 2 / 3) + "," + lp[0] + "," + lp[1];
+    }
+    return path;
+  }
+  function d3_svg_lineCardinalTangents(points, tension) {
+    var tangents = [], a = (1 - tension) / 2, p0, p1 = points[0], p2 = points[1], i = 1, n = points.length;
+    while (++i < n) {
+      p0 = p1;
+      p1 = p2;
+      p2 = points[i];
+      tangents.push([ a * (p2[0] - p0[0]), a * (p2[1] - p0[1]) ]);
+    }
+    return tangents;
+  }
+  function d3_svg_lineBasis(points) {
+    if (points.length < 3) return d3_svg_lineLinear(points);
+    var i = 1, n = points.length, pi = points[0], x0 = pi[0], y0 = pi[1], px = [ x0, x0, x0, (pi = points[1])[0] ], py = [ y0, y0, y0, pi[1] ], path = [ x0, ",", y0, "L", d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) ];
+    points.push(points[n - 1]);
+    while (++i <= n) {
+      pi = points[i];
+      px.shift();
+      px.push(pi[0]);
+      py.shift();
+      py.push(pi[1]);
+      d3_svg_lineBasisBezier(path, px, py);
+    }
+    points.pop();
+    path.push("L", pi);
+    return path.join("");
+  }
+  function d3_svg_lineBasisOpen(points) {
+    if (points.length < 4) return d3_svg_lineLinear(points);
+    var path = [], i = -1, n = points.length, pi, px = [ 0 ], py = [ 0 ];
+    while (++i < 3) {
+      pi = points[i];
+      px.push(pi[0]);
+      py.push(pi[1]);
+    }
+    path.push(d3_svg_lineDot4(d3_svg_lineBasisBezier3, px) + "," + d3_svg_lineDot4(d3_svg_lineBasisBezier3, py));
+    --i;
+    while (++i < n) {
+      pi = points[i];
+      px.shift();
+      px.push(pi[0]);
+      py.shift();
+      py.push(pi[1]);
+      d3_svg_lineBasisBezier(path, px, py);
+    }
+    return path.join("");
+  }
+  function d3_svg_lineBasisClosed(points) {
+    var path, i = -1, n = points.length, m = n + 4, pi, px = [], py = [];
+    while (++i < 4) {
+      pi = points[i % n];
+      px.push(pi[0]);
+      py.push(pi[1]);
+    }
+    path = [ d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) ];
+    --i;
+    while (++i < m) {
+      pi = points[i % n];
+      px.shift();
+      px.push(pi[0]);
+      py.shift();
+      py.push(pi[1]);
+      d3_svg_lineBasisBezier(path, px, py);
+    }
+    return path.join("");
+  }
+  function d3_svg_lineBundle(points, tension) {
+    var n = points.length - 1;
+    if (n) {
+      var x0 = points[0][0], y0 = points[0][1], dx = points[n][0] - x0, dy = points[n][1] - y0, i = -1, p, t;
+      while (++i <= n) {
+        p = points[i];
+        t = i / n;
+        p[0] = tension * p[0] + (1 - tension) * (x0 + t * dx);
+        p[1] = tension * p[1] + (1 - tension) * (y0 + t * dy);
+      }
+    }
+    return d3_svg_lineBasis(points);
+  }
+  function d3_svg_lineDot4(a, b) {
+    return a[0] * b[0] + a[1] * b[1] + a[2] * b[2] + a[3] * b[3];
+  }
+  var d3_svg_lineBasisBezier1 = [ 0, 2 / 3, 1 / 3, 0 ], d3_svg_lineBasisBezier2 = [ 0, 1 / 3, 2 / 3, 0 ], d3_svg_lineBasisBezier3 = [ 0, 1 / 6, 2 / 3, 1 / 6 ];
+  function d3_svg_lineBasisBezier(path, x, y) {
+    path.push("C", d3_svg_lineDot4(d3_svg_lineBasisBezier1, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier1, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, y));
+  }
+  function d3_svg_lineSlope(p0, p1) {
+    return (p1[1] - p0[1]) / (p1[0] - p0[0]);
+  }
+  function d3_svg_lineFiniteDifferences(points) {
+    var i = 0, j = points.length - 1, m = [], p0 = points[0], p1 = points[1], d = m[0] = d3_svg_lineSlope(p0, p1);
+    while (++i < j) {
+      m[i] = (d + (d = d3_svg_lineSlope(p0 = p1, p1 = points[i + 1]))) / 2;
+    }
+    m[i] = d;
+    return m;
+  }
+  function d3_svg_lineMonotoneTangents(points) {
+    var tangents = [], d, a, b, s, m = d3_svg_lineFiniteDifferences(points), i = -1, j = points.length - 1;
+    while (++i < j) {
+      d = d3_svg_lineSlope(points[i], points[i + 1]);
+      if (Math.abs(d) < ε) {
+        m[i] = m[i + 1] = 0;
+      } else {
+        a = m[i] / d;
+        b = m[i + 1] / d;
+        s = a * a + b * b;
+        if (s > 9) {
+          s = d * 3 / Math.sqrt(s);
+          m[i] = s * a;
+          m[i + 1] = s * b;
+        }
+      }
+    }
+    i = -1;
+    while (++i <= j) {
+      s = (points[Math.min(j, i + 1)][0] - points[Math.max(0, i - 1)][0]) / (6 * (1 + m[i] * m[i]));
+      tangents.push([ s || 0, m[i] * s || 0 ]);
+    }
+    return tangents;
+  }
+  function d3_svg_lineMonotone(points) {
+    return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineMonotoneTangents(points));
+  }
+  d3.geom.hull = function(vertices) {
+    var x = d3_svg_lineX, y = d3_svg_lineY;
+    if (arguments.length) return hull(vertices);
+    function hull(data) {
+      if (data.length < 3) return [];
+      var fx = d3_functor(x), fy = d3_functor(y), n = data.length, vertices, plen = n - 1, points = [], stack = [], d, i, j, h = 0, x1, y1, x2, y2, u, v, a, sp;
+      if (fx === d3_svg_lineX && y === d3_svg_lineY) vertices = data; else for (i = 0, 
+      vertices = []; i < n; ++i) {
+        vertices.push([ +fx.call(this, d = data[i], i), +fy.call(this, d, i) ]);
+      }
+      for (i = 1; i < n; ++i) {
+        if (vertices[i][1] < vertices[h][1] || vertices[i][1] == vertices[h][1] && vertices[i][0] < vertices[h][0]) h = i;
+      }
+      for (i = 0; i < n; ++i) {
+        if (i === h) continue;
+        y1 = vertices[i][1] - vertices[h][1];
+        x1 = vertices[i][0] - vertices[h][0];
+        points.push({
+          angle: Math.atan2(y1, x1),
+          index: i
+        });
+      }
+      points.sort(function(a, b) {
+        return a.angle - b.angle;
+      });
+      a = points[0].angle;
+      v = points[0].index;
+      u = 0;
+      for (i = 1; i < plen; ++i) {
+        j = points[i].index;
+        if (a == points[i].angle) {
+          x1 = vertices[v][0] - vertices[h][0];
+          y1 = vertices[v][1] - vertices[h][1];
+          x2 = vertices[j][0] - vertices[h][0];
+          y2 = vertices[j][1] - vertices[h][1];
+          if (x1 * x1 + y1 * y1 >= x2 * x2 + y2 * y2) {
+            points[i].index = -1;
+            continue;
+          } else {
+            points[u].index = -1;
+          }
+        }
+        a = points[i].angle;
+        u = i;
+        v = j;
+      }
+      stack.push(h);
+      for (i = 0, j = 0; i < 2; ++j) {
+        if (points[j].index > -1) {
+          stack.push(points[j].index);
+          i++;
+        }
+      }
+      sp = stack.length;
+      for (;j < plen; ++j) {
+        if (points[j].index < 0) continue;
+        while (!d3_geom_hullCCW(stack[sp - 2], stack[sp - 1], points[j].index, vertices)) {
+          --sp;
+        }
+        stack[sp++] = points[j].index;
+      }
+      var poly = [];
+      for (i = sp - 1; i >= 0; --i) poly.push(data[stack[i]]);
+      return poly;
+    }
+    hull.x = function(_) {
+      return arguments.length ? (x = _, hull) : x;
+    };
+    hull.y = function(_) {
+      return arguments.length ? (y = _, hull) : y;
+    };
+    return hull;
+  };
+  function d3_geom_hullCCW(i1, i2, i3, v) {
+    var t, a, b, c, d, e, f;
+    t = v[i1];
+    a = t[0];
+    b = t[1];
+    t = v[i2];
+    c = t[0];
+    d = t[1];
+    t = v[i3];
+    e = t[0];
+    f = t[1];
+    return (f - b) * (c - a) - (d - b) * (e - a) > 0;
+  }
+  d3.geom.polygon = function(coordinates) {
+    d3_subclass(coordinates, d3_geom_polygonPrototype);
+    return coordinates;
+  };
+  var d3_geom_polygonPrototype = d3.geom.polygon.prototype = [];
+  d3_geom_polygonPrototype.area = function() {
+    var i = -1, n = this.length, a, b = this[n - 1], area = 0;
+    while (++i < n) {
+      a = b;
+      b = this[i];
+      area += a[1] * b[0] - a[0] * b[1];
+    }
+    return area * .5;
+  };
+  d3_geom_polygonPrototype.centroid = function(k) {
+    var i = -1, n = this.length, x = 0, y = 0, a, b = this[n - 1], c;
+    if (!arguments.length) k = -1 / (6 * this.area());
+    while (++i < n) {
+      a = b;
+      b = this[i];
+      c = a[0] * b[1] - b[0] * a[1];
+      x += (a[0] + b[0]) * c;
+      y += (a[1] + b[1]) * c;
+    }
+    return [ x * k, y * k ];
+  };
+  d3_geom_polygonPrototype.clip = function(subject) {
+    var input, closed = d3_geom_polygonClosed(subject), i = -1, n = this.length - d3_geom_polygonClosed(this), j, m, a = this[n - 1], b, c, d;
+    while (++i < n) {
+      input = subject.slice();
+      subject.length = 0;
+      b = this[i];
+      c = input[(m = input.length - closed) - 1];
+      j = -1;
+      while (++j < m) {
+        d = input[j];
+        if (d3_geom_polygonInside(d, a, b)) {
+          if (!d3_geom_polygonInside(c, a, b)) {
+            subject.push(d3_geom_polygonIntersect(c, d, a, b));
+          }
+          subject.push(d);
+        } else if (d3_geom_polygonInside(c, a, b)) {
+          subject.push(d3_geom_polygonIntersect(c, d, a, b));
+        }
+        c = d;
+      }
+      if (closed) subject.push(subject[0]);
+      a = b;
+    }
+    return subject;
+  };
+  function d3_geom_polygonInside(p, a, b) {
+    return (b[0] - a[0]) * (p[1] - a[1]) < (b[1] - a[1]) * (p[0] - a[0]);
+  }
+  function d3_geom_polygonIntersect(c, d, a, b) {
+    var x1 = c[0], x3 = a[0], x21 = d[0] - x1, x43 = b[0] - x3, y1 = c[1], y3 = a[1], y21 = d[1] - y1, y43 = b[1] - y3, ua = (x43 * (y1 - y3) - y43 * (x1 - x3)) / (y43 * x21 - x43 * y21);
+    return [ x1 + ua * x21, y1 + ua * y21 ];
+  }
+  function d3_geom_polygonClosed(coordinates) {
+    var a = coordinates[0], b = coordinates[coordinates.length - 1];
+    return !(a[0] - b[0] || a[1] - b[1]);
+  }
+  d3.geom.delaunay = function(vertices) {
+    var edges = vertices.map(function() {
+      return [];
+    }), triangles = [];
+    d3_geom_voronoiTessellate(vertices, function(e) {
+      edges[e.region.l.index].push(vertices[e.region.r.index]);
+    });
+    edges.forEach(function(edge, i) {
+      var v = vertices[i], cx = v[0], cy = v[1];
+      edge.forEach(function(v) {
+        v.angle = Math.atan2(v[0] - cx, v[1] - cy);
+      });
+      edge.sort(function(a, b) {
+        return a.angle - b.angle;
+      });
+      for (var j = 0, m = edge.length - 1; j < m; j++) {
+        triangles.push([ v, edge[j], edge[j + 1] ]);
+      }
+    });
+    return triangles;
+  };
+  d3.geom.voronoi = function(points) {
+    var x = d3_svg_lineX, y = d3_svg_lineY, clipPolygon = null;
+    if (arguments.length) return voronoi(points);
+    function voronoi(data) {
+      var points, polygons = data.map(function() {
+        return [];
+      }), fx = d3_functor(x), fy = d3_functor(y), d, i, n = data.length, Z = 1e6;
+      if (fx === d3_svg_lineX && fy === d3_svg_lineY) points = data; else for (points = new Array(n), 
+      i = 0; i < n; ++i) {
+        points[i] = [ +fx.call(this, d = data[i], i), +fy.call(this, d, i) ];
+      }
+      d3_geom_voronoiTessellate(points, function(e) {
+        var s1, s2, x1, x2, y1, y2;
+        if (e.a === 1 && e.b >= 0) {
+          s1 = e.ep.r;
+          s2 = e.ep.l;
+        } else {
+          s1 = e.ep.l;
+          s2 = e.ep.r;
+        }
+        if (e.a === 1) {
+          y1 = s1 ? s1.y : -Z;
+          x1 = e.c - e.b * y1;
+          y2 = s2 ? s2.y : Z;
+          x2 = e.c - e.b * y2;
+        } else {
+          x1 = s1 ? s1.x : -Z;
+          y1 = e.c - e.a * x1;
+          x2 = s2 ? s2.x : Z;
+          y2 = e.c - e.a * x2;
+        }
+        var v1 = [ x1, y1 ], v2 = [ x2, y2 ];
+        polygons[e.region.l.index].push(v1, v2);
+        polygons[e.region.r.index].push(v1, v2);
+      });
+      polygons = polygons.map(function(polygon, i) {
+        var cx = points[i][0], cy = points[i][1], angle = polygon.map(function(v) {
+          return Math.atan2(v[0] - cx, v[1] - cy);
+        }), order = d3.range(polygon.length).sort(function(a, b) {
+          return angle[a] - angle[b];
+        });
+        return order.filter(function(d, i) {
+          return !i || angle[d] - angle[order[i - 1]] > ε;
+        }).map(function(d) {
+          return polygon[d];
+        });
+      });
+      polygons.forEach(function(polygon, i) {
+        var n = polygon.length;
+        if (!n) return polygon.push([ -Z, -Z ], [ -Z, Z ], [ Z, Z ], [ Z, -Z ]);
+        if (n > 2) return;
+        var p0 = points[i], p1 = polygon[0], p2 = polygon[1], x0 = p0[0], y0 = p0[1], x1 = p1[0], y1 = p1[1], x2 = p2[0], y2 = p2[1], dx = Math.abs(x2 - x1), dy = y2 - y1;
+        if (Math.abs(dy) < ε) {
+          var y = y0 < y1 ? -Z : Z;
+          polygon.push([ -Z, y ], [ Z, y ]);
+        } else if (dx < ε) {
+          var x = x0 < x1 ? -Z : Z;
+          polygon.push([ x, -Z ], [ x, Z ]);
+        } else {
+          var y = (x2 - x1) * (y1 - y0) < (x1 - x0) * (y2 - y1) ? Z : -Z, z = Math.abs(dy) - dx;
+          if (Math.abs(z) < ε) {
+            polygon.push([ dy < 0 ? y : -y, y ]);
+          } else {
+            if (z > 0) y *= -1;
+            polygon.push([ -Z, y ], [ Z, y ]);
+          }
+        }
+      });
+      if (clipPolygon) for (i = 0; i < n; ++i) clipPolygon.clip(polygons[i]);
+      for (i = 0; i < n; ++i) polygons[i].point = data[i];
+      return polygons;
+    }
+    voronoi.x = function(_) {
+      return arguments.length ? (x = _, voronoi) : x;
+    };
+    voronoi.y = function(_) {
+      return arguments.length ? (y = _, voronoi) : y;
+    };
+    voronoi.clipExtent = function(_) {
+      if (!arguments.length) return clipPolygon && [ clipPolygon[0], clipPolygon[2] ];
+      if (_ == null) clipPolygon = null; else {
+        var x1 = +_[0][0], y1 = +_[0][1], x2 = +_[1][0], y2 = +_[1][1];
+        clipPolygon = d3.geom.polygon([ [ x1, y1 ], [ x1, y2 ], [ x2, y2 ], [ x2, y1 ] ]);
+      }
+      return voronoi;
+    };
+    voronoi.size = function(_) {
+      if (!arguments.length) return clipPolygon && clipPolygon[2];
+      return voronoi.clipExtent(_ && [ [ 0, 0 ], _ ]);
+    };
+    voronoi.links = function(data) {
+      var points, graph = data.map(function() {
+        return [];
+      }), links = [], fx = d3_functor(x), fy = d3_functor(y), d, i, n = data.length;
+      if (fx === d3_svg_lineX && fy === d3_svg_lineY) points = data; else for (points = new Array(n), 
+      i = 0; i < n; ++i) {
+        points[i] = [ +fx.call(this, d = data[i], i), +fy.call(this, d, i) ];
+      }
+      d3_geom_voronoiTessellate(points, function(e) {
+        var l = e.region.l.index, r = e.region.r.index;
+        if (graph[l][r]) return;
+        graph[l][r] = graph[r][l] = true;
+        links.push({
+          source: data[l],
+          target: data[r]
+        });
+      });
+      return links;
+    };
+    voronoi.triangles = function(data) {
+      if (x === d3_svg_lineX && y === d3_svg_lineY) return d3.geom.delaunay(data);
+      var points = new Array(n), fx = d3_functor(x), fy = d3_functor(y), d, i = -1, n = data.length;
+      while (++i < n) {
+        (points[i] = [ +fx.call(this, d = data[i], i), +fy.call(this, d, i) ]).data = d;
+      }
+      return d3.geom.delaunay(points).map(function(triangle) {
+        return triangle.map(function(point) {
+          return point.data;
+        });
+      });
+    };
+    return voronoi;
+  };
+  var d3_geom_voronoiOpposite = {
+    l: "r",
+    r: "l"
+  };
+  function d3_geom_voronoiTessellate(points, callback) {
+    var Sites = {
+      list: points.map(function(v, i) {
+        return {
+          index: i,
+          x: v[0],
+          y: v[1]
+        };
+      }).sort(function(a, b) {
+        return a.y < b.y ? -1 : a.y > b.y ? 1 : a.x < b.x ? -1 : a.x > b.x ? 1 : 0;
+      }),
+      bottomSite: null
+    };
+    var EdgeList = {
+      list: [],
+      leftEnd: null,
+      rightEnd: null,
+      init: function() {
+        EdgeList.leftEnd = EdgeList.createHalfEdge(null, "l");
+        EdgeList.rightEnd = EdgeList.createHalfEdge(null, "l");
+        EdgeList.leftEnd.r = EdgeList.rightEnd;
+        EdgeList.rightEnd.l = EdgeList.leftEnd;
+        EdgeList.list.unshift(EdgeList.leftEnd, EdgeList.rightEnd);
+      },
+      createHalfEdge: function(edge, side) {
+        return {
+          edge: edge,
+          side: side,
+          vertex: null,
+          l: null,
+          r: null
+        };
+      },
+      insert: function(lb, he) {
+        he.l = lb;
+        he.r = lb.r;
+        lb.r.l = he;
+        lb.r = he;
+      },
+      leftBound: function(p) {
+        var he = EdgeList.leftEnd;
+        do {
+          he = he.r;
+        } while (he != EdgeList.rightEnd && Geom.rightOf(he, p));
+        he = he.l;
+        return he;
+      },
+      del: function(he) {
+        he.l.r = he.r;
+        he.r.l = he.l;
+        he.edge = null;
+      },
+      right: function(he) {
+        return he.r;
+      },
+      left: function(he) {
+        return he.l;
+      },
+      leftRegion: function(he) {
+        return he.edge == null ? Sites.bottomSite : he.edge.region[he.side];
+      },
+      rightRegion: function(he) {
+        return he.edge == null ? Sites.bottomSite : he.edge.region[d3_geom_voronoiOpposite[he.side]];
+      }
+    };
+    var Geom = {
+      bisect: function(s1, s2) {
+        var newEdge = {
+          region: {
+            l: s1,
+            r: s2
+          },
+          ep: {
+            l: null,
+            r: null
+          }
+        };
+        var dx = s2.x - s1.x, dy = s2.y - s1.y, adx = dx > 0 ? dx : -dx, ady = dy > 0 ? dy : -dy;
+        newEdge.c = s1.x * dx + s1.y * dy + (dx * dx + dy * dy) * .5;
+        if (adx > ady) {
+          newEdge.a = 1;
+          newEdge.b = dy / dx;
+          newEdge.c /= dx;
+        } else {
+          newEdge.b = 1;
+          newEdge.a = dx / dy;
+          newEdge.c /= dy;
+        }
+        return newEdge;
+      },
+      intersect: function(el1, el2) {
+        var e1 = el1.edge, e2 = el2.edge;
+        if (!e1 || !e2 || e1.region.r == e2.region.r) {
+          return null;
+        }
+        var d = e1.a * e2.b - e1.b * e2.a;
+        if (Math.abs(d) < 1e-10) {
+          return null;
+        }
+        var xint = (e1.c * e2.b - e2.c * e1.b) / d, yint = (e2.c * e1.a - e1.c * e2.a) / d, e1r = e1.region.r, e2r = e2.region.r, el, e;
+        if (e1r.y < e2r.y || e1r.y == e2r.y && e1r.x < e2r.x) {
+          el = el1;
+          e = e1;
+        } else {
+          el = el2;
+          e = e2;
+        }
+        var rightOfSite = xint >= e.region.r.x;
+        if (rightOfSite && el.side === "l" || !rightOfSite && el.side === "r") {
+          return null;
+        }
+        return {
+          x: xint,
+          y: yint
+        };
+      },
+      rightOf: function(he, p) {
+        var e = he.edge, topsite = e.region.r, rightOfSite = p.x > topsite.x;
+        if (rightOfSite && he.side === "l") {
+          return 1;
+        }
+        if (!rightOfSite && he.side === "r") {
+          return 0;
+        }
+        if (e.a === 1) {
+          var dyp = p.y - topsite.y, dxp = p.x - topsite.x, fast = 0, above = 0;
+          if (!rightOfSite && e.b < 0 || rightOfSite && e.b >= 0) {
+            above = fast = dyp >= e.b * dxp;
+          } else {
+            above = p.x + p.y * e.b > e.c;
+            if (e.b < 0) {
+              above = !above;
+            }
+            if (!above) {
+              fast = 1;
+            }
+          }
+          if (!fast) {
+            var dxs = topsite.x - e.region.l.x;
+            above = e.b * (dxp * dxp - dyp * dyp) < dxs * dyp * (1 + 2 * dxp / dxs + e.b * e.b);
+            if (e.b < 0) {
+              above = !above;
+            }
+          }
+        } else {
+          var yl = e.c - e.a * p.x, t1 = p.y - yl, t2 = p.x - topsite.x, t3 = yl - topsite.y;
+          above = t1 * t1 > t2 * t2 + t3 * t3;
+        }
+        return he.side === "l" ? above : !above;
+      },
+      endPoint: function(edge, side, site) {
+        edge.ep[side] = site;
+        if (!edge.ep[d3_geom_voronoiOpposite[side]]) return;
+        callback(edge);
+      },
+      distance: function(s, t) {
+        var dx = s.x - t.x, dy = s.y - t.y;
+        return Math.sqrt(dx * dx + dy * dy);
+      }
+    };
+    var EventQueue = {
+      list: [],
+      insert: function(he, site, offset) {
+        he.vertex = site;
+        he.ystar = site.y + offset;
+        for (var i = 0, list = EventQueue.list, l = list.length; i < l; i++) {
+          var next = list[i];
+          if (he.ystar > next.ystar || he.ystar == next.ystar && site.x > next.vertex.x) {
+            continue;
+          } else {
+            break;
+          }
+        }
+        list.splice(i, 0, he);
+      },
+      del: function(he) {
+        for (var i = 0, ls = EventQueue.list, l = ls.length; i < l && ls[i] != he; ++i) {}
+        ls.splice(i, 1);
+      },
+      empty: function() {
+        return EventQueue.list.length === 0;
+      },
+      nextEvent: function(he) {
+        for (var i = 0, ls = EventQueue.list, l = ls.length; i < l; ++i) {
+          if (ls[i] == he) return ls[i + 1];
+        }
+        return null;
+      },
+      min: function() {
+        var elem = EventQueue.list[0];
+        return {
+          x: elem.vertex.x,
+          y: elem.ystar
+        };
+      },
+      extractMin: function() {
+        return EventQueue.list.shift();
+      }
+    };
+    EdgeList.init();
+    Sites.bottomSite = Sites.list.shift();
+    var newSite = Sites.list.shift(), newIntStar;
+    var lbnd, rbnd, llbnd, rrbnd, bisector;
+    var bot, top, temp, p, v;
+    var e, pm;
+    while (true) {
+      if (!EventQueue.empty()) {
+        newIntStar = EventQueue.min();
+      }
+      if (newSite && (EventQueue.empty() || newSite.y < newIntStar.y || newSite.y == newIntStar.y && newSite.x < newIntStar.x)) {
+        lbnd = EdgeList.leftBound(newSite);
+        rbnd = EdgeList.right(lbnd);
+        bot = EdgeList.rightRegion(lbnd);
+        e = Geom.bisect(bot, newSite);
+        bisector = EdgeList.createHalfEdge(e, "l");
+        EdgeList.insert(lbnd, bisector);
+        p = Geom.intersect(lbnd, bisector);
+        if (p) {
+          EventQueue.del(lbnd);
+          EventQueue.insert(lbnd, p, Geom.distance(p, newSite));
+        }
+        lbnd = bisector;
+        bisector = EdgeList.createHalfEdge(e, "r");
+        EdgeList.insert(lbnd, bisector);
+        p = Geom.intersect(bisector, rbnd);
+        if (p) {
+          EventQueue.insert(bisector, p, Geom.distance(p, newSite));
+        }
+        newSite = Sites.list.shift();
+      } else if (!EventQueue.empty()) {
+        lbnd = EventQueue.extractMin();
+        llbnd = EdgeList.left(lbnd);
+        rbnd = EdgeList.right(lbnd);
+        rrbnd = EdgeList.right(rbnd);
+        bot = EdgeList.leftRegion(lbnd);
+        top = EdgeList.rightRegion(rbnd);
+        v = lbnd.vertex;
+        Geom.endPoint(lbnd.edge, lbnd.side, v);
+        Geom.endPoint(rbnd.edge, rbnd.side, v);
+        EdgeList.del(lbnd);
+        EventQueue.del(rbnd);
+        EdgeList.del(rbnd);
+        pm = "l";
+        if (bot.y > top.y) {
+          temp = bot;
+          bot = top;
+          top = temp;
+          pm = "r";
+        }
+        e = Geom.bisect(bot, top);
+        bisector = EdgeList.createHalfEdge(e, pm);
+        EdgeList.insert(llbnd, bisector);
+        Geom.endPoint(e, d3_geom_voronoiOpposite[pm], v);
+        p = Geom.intersect(llbnd, bisector);
+        if (p) {
+          EventQueue.del(llbnd);
+          EventQueue.insert(llbnd, p, Geom.distance(p, bot));
+        }
+        p = Geom.intersect(bisector, rrbnd);
+        if (p) {
+          EventQueue.insert(bisector, p, Geom.distance(p, bot));
+        }
+      } else {
+        break;
+      }
+    }
+    for (lbnd = EdgeList.right(EdgeList.leftEnd); lbnd != EdgeList.rightEnd; lbnd = EdgeList.right(lbnd)) {
+      callback(lbnd.edge);
+    }
+  }
+  d3.geom.quadtree = function(points, x1, y1, x2, y2) {
+    var x = d3_svg_lineX, y = d3_svg_lineY, compat;
+    if (compat = arguments.length) {
+      x = d3_geom_quadtreeCompatX;
+      y = d3_geom_quadtreeCompatY;
+      if (compat === 3) {
+        y2 = y1;
+        x2 = x1;
+        y1 = x1 = 0;
+      }
+      return quadtree(points);
+    }
+    function quadtree(data) {
+      var d, fx = d3_functor(x), fy = d3_functor(y), xs, ys, i, n, x1_, y1_, x2_, y2_;
+      if (x1 != null) {
+        x1_ = x1, y1_ = y1, x2_ = x2, y2_ = y2;
+      } else {
+        x2_ = y2_ = -(x1_ = y1_ = Infinity);
+        xs = [], ys = [];
+        n = data.length;
+        if (compat) for (i = 0; i < n; ++i) {
+          d = data[i];
+          if (d.x < x1_) x1_ = d.x;
+          if (d.y < y1_) y1_ = d.y;
+          if (d.x > x2_) x2_ = d.x;
+          if (d.y > y2_) y2_ = d.y;
+          xs.push(d.x);
+          ys.push(d.y);
+        } else for (i = 0; i < n; ++i) {
+          var x_ = +fx(d = data[i], i), y_ = +fy(d, i);
+          if (x_ < x1_) x1_ = x_;
+          if (y_ < y1_) y1_ = y_;
+          if (x_ > x2_) x2_ = x_;
+          if (y_ > y2_) y2_ = y_;
+          xs.push(x_);
+          ys.push(y_);
+        }
+      }
+      var dx = x2_ - x1_, dy = y2_ - y1_;
+      if (dx > dy) y2_ = y1_ + dx; else x2_ = x1_ + dy;
+      function insert(n, d, x, y, x1, y1, x2, y2) {
+        if (isNaN(x) || isNaN(y)) return;
+        if (n.leaf) {
+          var nx = n.x, ny = n.y;
+          if (nx != null) {
+            if (Math.abs(nx - x) + Math.abs(ny - y) < .01) {
+              insertChild(n, d, x, y, x1, y1, x2, y2);
+            } else {
+              var nPoint = n.point;
+              n.x = n.y = n.point = null;
+              insertChild(n, nPoint, nx, ny, x1, y1, x2, y2);
+              insertChild(n, d, x, y, x1, y1, x2, y2);
+            }
+          } else {
+            n.x = x, n.y = y, n.point = d;
+          }
+        } else {
+          insertChild(n, d, x, y, x1, y1, x2, y2);
+        }
+      }
+      function insertChild(n, d, x, y, x1, y1, x2, y2) {
+        var sx = (x1 + x2) * .5, sy = (y1 + y2) * .5, right = x >= sx, bottom = y >= sy, i = (bottom << 1) + right;
+        n.leaf = false;
+        n = n.nodes[i] || (n.nodes[i] = d3_geom_quadtreeNode());
+        if (right) x1 = sx; else x2 = sx;
+        if (bottom) y1 = sy; else y2 = sy;
+        insert(n, d, x, y, x1, y1, x2, y2);
+      }
+      var root = d3_geom_quadtreeNode();
+      root.add = function(d) {
+        insert(root, d, +fx(d, ++i), +fy(d, i), x1_, y1_, x2_, y2_);
+      };
+      root.visit = function(f) {
+        d3_geom_quadtreeVisit(f, root, x1_, y1_, x2_, y2_);
+      };
+      i = -1;
+      if (x1 == null) {
+        while (++i < n) {
+          insert(root, data[i], xs[i], ys[i], x1_, y1_, x2_, y2_);
+        }
+        --i;
+      } else data.forEach(root.add);
+      xs = ys = data = d = null;
+      return root;
+    }
+    quadtree.x = function(_) {
+      return arguments.length ? (x = _, quadtree) : x;
+    };
+    quadtree.y = function(_) {
+      return arguments.length ? (y = _, quadtree) : y;
+    };
+    quadtree.extent = function(_) {
+      if (!arguments.length) return x1 == null ? null : [ [ x1, y1 ], [ x2, y2 ] ];
+      if (_ == null) x1 = y1 = x2 = y2 = null; else x1 = +_[0][0], y1 = +_[0][1], x2 = +_[1][0], 
+      y2 = +_[1][1];
+      return quadtree;
+    };
+    quadtree.size = function(_) {
+      if (!arguments.length) return x1 == null ? null : [ x2 - x1, y2 - y1 ];
+      if (_ == null) x1 = y1 = x2 = y2 = null; else x1 = y1 = 0, x2 = +_[0], y2 = +_[1];
+      return quadtree;
+    };
+    return quadtree;
+  };
+  function d3_geom_quadtreeCompatX(d) {
+    return d.x;
+  }
+  function d3_geom_quadtreeCompatY(d) {
+    return d.y;
+  }
+  function d3_geom_quadtreeNode() {
+    return {
+      leaf: true,
+      nodes: [],
+      point: null,
+      x: null,
+      y: null
+    };
+  }
+  function d3_geom_quadtreeVisit(f, node, x1, y1, x2, y2) {
+    if (!f(node, x1, y1, x2, y2)) {
+      var sx = (x1 + x2) * .5, sy = (y1 + y2) * .5, children = node.nodes;
+      if (children[0]) d3_geom_quadtreeVisit(f, children[0], x1, y1, sx, sy);
+      if (children[1]) d3_geom_quadtreeVisit(f, children[1], sx, y1, x2, sy);
+      if (children[2]) d3_geom_quadtreeVisit(f, children[2], x1, sy, sx, y2);
+      if (children[3]) d3_geom_quadtreeVisit(f, children[3], sx, sy, x2, y2);
+    }
+  }
+  d3.interpolateRgb = d3_interpolateRgb;
+  function d3_interpolateRgb(a, b) {
+    a = d3.rgb(a);
+    b = d3.rgb(b);
+    var ar = a.r, ag = a.g, ab = a.b, br = b.r - ar, bg = b.g - ag, bb = b.b - ab;
+    return function(t) {
+      return "#" + d3_rgb_hex(Math.round(ar + br * t)) + d3_rgb_hex(Math.round(ag + bg * t)) + d3_rgb_hex(Math.round(ab + bb * t));
+    };
+  }
+  d3.interpolateObject = d3_interpolateObject;
+  function d3_interpolateObject(a, b) {
+    var i = {}, c = {}, k;
+    for (k in a) {
+      if (k in b) {
+        i[k] = d3_interpolate(a[k], b[k]);
+      } else {
+        c[k] = a[k];
+      }
+    }
+    for (k in b) {
+      if (!(k in a)) {
+        c[k] = b[k];
+      }
+    }
+    return function(t) {
+      for (k in i) c[k] = i[k](t);
+      return c;
+    };
+  }
+  d3.interpolateNumber = d3_interpolateNumber;
+  function d3_interpolateNumber(a, b) {
+    b -= a = +a;
+    return function(t) {
+      return a + b * t;
+    };
+  }
+  d3.interpolateString = d3_interpolateString;
+  function d3_interpolateString(a, b) {
+    var m, i, j, s0 = 0, s1 = 0, s = [], q = [], n, o;
+    a = a + "", b = b + "";
+    d3_interpolate_number.lastIndex = 0;
+    for (i = 0; m = d3_interpolate_number.exec(b); ++i) {
+      if (m.index) s.push(b.substring(s0, s1 = m.index));
+      q.push({
+        i: s.length,
+        x: m[0]
+      });
+      s.push(null);
+      s0 = d3_interpolate_number.lastIndex;
+    }
+    if (s0 < b.length) s.push(b.substring(s0));
+    for (i = 0, n = q.length; (m = d3_interpolate_number.exec(a)) && i < n; ++i) {
+      o = q[i];
+      if (o.x == m[0]) {
+        if (o.i) {
+          if (s[o.i + 1] == null) {
+            s[o.i - 1] += o.x;
+            s.splice(o.i, 1);
+            for (j = i + 1; j < n; ++j) q[j].i--;
+          } else {
+            s[o.i - 1] += o.x + s[o.i + 1];
+            s.splice(o.i, 2);
+            for (j = i + 1; j < n; ++j) q[j].i -= 2;
+          }
+        } else {
+          if (s[o.i + 1] == null) {
+            s[o.i] = o.x;
+          } else {
+            s[o.i] = o.x + s[o.i + 1];
+            s.splice(o.i + 1, 1);
+            for (j = i + 1; j < n; ++j) q[j].i--;
+          }
+        }
+        q.splice(i, 1);
+        n--;
+        i--;
+      } else {
+        o.x = d3_interpolateNumber(parseFloat(m[0]), parseFloat(o.x));
+      }
+    }
+    while (i < n) {
+      o = q.pop();
+      if (s[o.i + 1] == null) {
+        s[o.i] = o.x;
+      } else {
+        s[o.i] = o.x + s[o.i + 1];
+        s.splice(o.i + 1, 1);
+      }
+      n--;
+    }
+    if (s.length === 1) {
+      return s[0] == null ? (o = q[0].x, function(t) {
+        return o(t) + "";
+      }) : function() {
+        return b;
+      };
+    }
+    return function(t) {
+      for (i = 0; i < n; ++i) s[(o = q[i]).i] = o.x(t);
+      return s.join("");
+    };
+  }
+  var d3_interpolate_number = /[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g;
+  d3.interpolate = d3_interpolate;
+  function d3_interpolate(a, b) {
+    var i = d3.interpolators.length, f;
+    while (--i >= 0 && !(f = d3.interpolators[i](a, b))) ;
+    return f;
+  }
+  d3.interpolators = [ function(a, b) {
+    var t = typeof b;
+    return (t === "string" ? d3_rgb_names.has(b) || /^(#|rgb\(|hsl\()/.test(b) ? d3_interpolateRgb : d3_interpolateString : b instanceof d3_Color ? d3_interpolateRgb : t === "object" ? Array.isArray(b) ? d3_interpolateArray : d3_interpolateObject : d3_interpolateNumber)(a, b);
+  } ];
+  d3.interpolateArray = d3_interpolateArray;
+  function d3_interpolateArray(a, b) {
+    var x = [], c = [], na = a.length, nb = b.length, n0 = Math.min(a.length, b.length), i;
+    for (i = 0; i < n0; ++i) x.push(d3_interpolate(a[i], b[i]));
+    for (;i < na; ++i) c[i] = a[i];
+    for (;i < nb; ++i) c[i] = b[i];
+    return function(t) {
+      for (i = 0; i < n0; ++i) c[i] = x[i](t);
+      return c;
+    };
+  }
+  var d3_ease_default = function() {
+    return d3_identity;
+  };
+  var d3_ease = d3.map({
+    linear: d3_ease_default,
+    poly: d3_ease_poly,
+    quad: function() {
+      return d3_ease_quad;
+    },
+    cubic: function() {
+      return d3_ease_cubic;
+    },
+    sin: function() {
+      return d3_ease_sin;
+    },
+    exp: function() {
+      return d3_ease_exp;
+    },
+    circle: function() {
+      return d3_ease_circle;
+    },
+    elastic: d3_ease_elastic,
+    back: d3_ease_back,
+    bounce: function() {
+      return d3_ease_bounce;
+    }
+  });
+  var d3_ease_mode = d3.map({
+    "in": d3_identity,
+    out: d3_ease_reverse,
+    "in-out": d3_ease_reflect,
+    "out-in": function(f) {
+      return d3_ease_reflect(d3_ease_reverse(f));
+    }
+  });
+  d3.ease = function(name) {
+    var i = name.indexOf("-"), t = i >= 0 ? name.substring(0, i) : name, m = i >= 0 ? name.substring(i + 1) : "in";
+    t = d3_ease.get(t) || d3_ease_default;
+    m = d3_ease_mode.get(m) || d3_identity;
+    return d3_ease_clamp(m(t.apply(null, Array.prototype.slice.call(arguments, 1))));
+  };
+  function d3_ease_clamp(f) {
+    return function(t) {
+      return t <= 0 ? 0 : t >= 1 ? 1 : f(t);
+    };
+  }
+  function d3_ease_reverse(f) {
+    return function(t) {
+      return 1 - f(1 - t);
+    };
+  }
+  function d3_ease_reflect(f) {
+    return function(t) {
+      return .5 * (t < .5 ? f(2 * t) : 2 - f(2 - 2 * t));
+    };
+  }
+  function d3_ease_quad(t) {
+    return t * t;
+  }
+  function d3_ease_cubic(t) {
+    return t * t * t;
+  }
+  function d3_ease_cubicInOut(t) {
+    if (t <= 0) return 0;
+    if (t >= 1) return 1;
+    var t2 = t * t, t3 = t2 * t;
+    return 4 * (t < .5 ? t3 : 3 * (t - t2) + t3 - .75);
+  }
+  function d3_ease_poly(e) {
+    return function(t) {
+      return Math.pow(t, e);
+    };
+  }
+  function d3_ease_sin(t) {
+    return 1 - Math.cos(t * halfπ);
+  }
+  function d3_ease_exp(t) {
+    return Math.pow(2, 10 * (t - 1));
+  }
+  function d3_ease_circle(t) {
+    return 1 - Math.sqrt(1 - t * t);
+  }
+  function d3_ease_elastic(a, p) {
+    var s;
+    if (arguments.length < 2) p = .45;
+    if (arguments.length) s = p / τ * Math.asin(1 / a); else a = 1, s = p / 4;
+    return function(t) {
+      return 1 + a * Math.pow(2, -10 * t) * Math.sin((t - s) * τ / p);
+    };
+  }
+  function d3_ease_back(s) {
+    if (!s) s = 1.70158;
+    return function(t) {
+      return t * t * ((s + 1) * t - s);
+    };
+  }
+  function d3_ease_bounce(t) {
+    return t < 1 / 2.75 ? 7.5625 * t * t : t < 2 / 2.75 ? 7.5625 * (t -= 1.5 / 2.75) * t + .75 : t < 2.5 / 2.75 ? 7.5625 * (t -= 2.25 / 2.75) * t + .9375 : 7.5625 * (t -= 2.625 / 2.75) * t + .984375;
+  }
+  d3.interpolateHcl = d3_interpolateHcl;
+  function d3_interpolateHcl(a, b) {
+    a = d3.hcl(a);
+    b = d3.hcl(b);
+    var ah = a.h, ac = a.c, al = a.l, bh = b.h - ah, bc = b.c - ac, bl = b.l - al;
+    if (isNaN(bc)) bc = 0, ac = isNaN(ac) ? b.c : ac;
+    if (isNaN(bh)) bh = 0, ah = isNaN(ah) ? b.h : ah; else if (bh > 180) bh -= 360; else if (bh < -180) bh += 360;
+    return function(t) {
+      return d3_hcl_lab(ah + bh * t, ac + bc * t, al + bl * t) + "";
+    };
+  }
+  d3.interpolateHsl = d3_interpolateHsl;
+  function d3_interpolateHsl(a, b) {
+    a = d3.hsl(a);
+    b = d3.hsl(b);
+    var ah = a.h, as = a.s, al = a.l, bh = b.h - ah, bs = b.s - as, bl = b.l - al;
+    if (isNaN(bs)) bs = 0, as = isNaN(as) ? b.s : as;
+    if (isNaN(bh)) bh = 0, ah = isNaN(ah) ? b.h : ah; else if (bh > 180) bh -= 360; else if (bh < -180) bh += 360;
+    return function(t) {
+      return d3_hsl_rgb(ah + bh * t, as + bs * t, al + bl * t) + "";
+    };
+  }
+  d3.interpolateLab = d3_interpolateLab;
+  function d3_interpolateLab(a, b) {
+    a = d3.lab(a);
+    b = d3.lab(b);
+    var al = a.l, aa = a.a, ab = a.b, bl = b.l - al, ba = b.a - aa, bb = b.b - ab;
+    return function(t) {
+      return d3_lab_rgb(al + bl * t, aa + ba * t, ab + bb * t) + "";
+    };
+  }
+  d3.interpolateRound = d3_interpolateRound;
+  function d3_interpolateRound(a, b) {
+    b -= a;
+    return function(t) {
+      return Math.round(a + b * t);
+    };
+  }
+  d3.transform = function(string) {
+    var g = d3_document.createElementNS(d3.ns.prefix.svg, "g");
+    return (d3.transform = function(string) {
+      if (string != null) {
+        g.setAttribute("transform", string);
+        var t = g.transform.baseVal.consolidate();
+      }
+      return new d3_transform(t ? t.matrix : d3_transformIdentity);
+    })(string);
+  };
+  function d3_transform(m) {
+    var r0 = [ m.a, m.b ], r1 = [ m.c, m.d ], kx = d3_transformNormalize(r0), kz = d3_transformDot(r0, r1), ky = d3_transformNormalize(d3_transformCombine(r1, r0, -kz)) || 0;
+    if (r0[0] * r1[1] < r1[0] * r0[1]) {
+      r0[0] *= -1;
+      r0[1] *= -1;
+      kx *= -1;
+      kz *= -1;
+    }
+    this.rotate = (kx ? Math.atan2(r0[1], r0[0]) : Math.atan2(-r1[0], r1[1])) * d3_degrees;
+    this.translate = [ m.e, m.f ];
+    this.scale = [ kx, ky ];
+    this.skew = ky ? Math.atan2(kz, ky) * d3_degrees : 0;
+  }
+  d3_transform.prototype.toString = function() {
+    return "translate(" + this.translate + ")rotate(" + this.rotate + ")skewX(" + this.skew + ")scale(" + this.scale + ")";
+  };
+  function d3_transformDot(a, b) {
+    return a[0] * b[0] + a[1] * b[1];
+  }
+  function d3_transformNormalize(a) {
+    var k = Math.sqrt(d3_transformDot(a, a));
+    if (k) {
+      a[0] /= k;
+      a[1] /= k;
+    }
+    return k;
+  }
+  function d3_transformCombine(a, b, k) {
+    a[0] += k * b[0];
+    a[1] += k * b[1];
+    return a;
+  }
+  var d3_transformIdentity = {
+    a: 1,
+    b: 0,
+    c: 0,
+    d: 1,
+    e: 0,
+    f: 0
+  };
+  d3.interpolateTransform = d3_interpolateTransform;
+  function d3_interpolateTransform(a, b) {
+    var s = [], q = [], n, A = d3.transform(a), B = d3.transform(b), ta = A.translate, tb = B.translate, ra = A.rotate, rb = B.rotate, wa = A.skew, wb = B.skew, ka = A.scale, kb = B.scale;
+    if (ta[0] != tb[0] || ta[1] != tb[1]) {
+      s.push("translate(", null, ",", null, ")");
+      q.push({
+        i: 1,
+        x: d3_interpolateNumber(ta[0], tb[0])
+      }, {
+        i: 3,
+        x: d3_interpolateNumber(ta[1], tb[1])
+      });
+    } else if (tb[0] || tb[1]) {
+      s.push("translate(" + tb + ")");
+    } else {
+      s.push("");
+    }
+    if (ra != rb) {
+      if (ra - rb > 180) rb += 360; else if (rb - ra > 180) ra += 360;
+      q.push({
+        i: s.push(s.pop() + "rotate(", null, ")") - 2,
+        x: d3_interpolateNumber(ra, rb)
+      });
+    } else if (rb) {
+      s.push(s.pop() + "rotate(" + rb + ")");
+    }
+    if (wa != wb) {
+      q.push({
+        i: s.push(s.pop() + "skewX(", null, ")") - 2,
+        x: d3_interpolateNumber(wa, wb)
+      });
+    } else if (wb) {
+      s.push(s.pop() + "skewX(" + wb + ")");
+    }
+    if (ka[0] != kb[0] || ka[1] != kb[1]) {
+      n = s.push(s.pop() + "scale(", null, ",", null, ")");
+      q.push({
+        i: n - 4,
+        x: d3_interpolateNumber(ka[0], kb[0])
+      }, {
+        i: n - 2,
+        x: d3_interpolateNumber(ka[1], kb[1])
+      });
+    } else if (kb[0] != 1 || kb[1] != 1) {
+      s.push(s.pop() + "scale(" + kb + ")");
+    }
+    n = q.length;
+    return function(t) {
+      var i = -1, o;
+      while (++i < n) s[(o = q[i]).i] = o.x(t);
+      return s.join("");
+    };
+  }
+  function d3_uninterpolateNumber(a, b) {
+    b = b - (a = +a) ? 1 / (b - a) : 0;
+    return function(x) {
+      return (x - a) * b;
+    };
+  }
+  function d3_uninterpolateClamp(a, b) {
+    b = b - (a = +a) ? 1 / (b - a) : 0;
+    return function(x) {
+      return Math.max(0, Math.min(1, (x - a) * b));
+    };
+  }
+  d3.layout = {};
+  d3.layout.bundle = function() {
+    return function(links) {
+      var paths = [], i = -1, n = links.length;
+      while (++i < n) paths.push(d3_layout_bundlePath(links[i]));
+      return paths;
+    };
+  };
+  function d3_layout_bundlePath(link) {
+    var start = link.source, end = link.target, lca = d3_layout_bundleLeastCommonAncestor(start, end), points = [ start ];
+    while (start !== lca) {
+      start = start.parent;
+      points.push(start);
+    }
+    var k = points.length;
+    while (end !== lca) {
+      points.splice(k, 0, end);
+      end = end.parent;
+    }
+    return points;
+  }
+  function d3_layout_bundleAncestors(node) {
+    var ancestors = [], parent = node.parent;
+    while (parent != null) {
+      ancestors.push(node);
+      node = parent;
+      parent = parent.parent;
+    }
+    ancestors.push(node);
+    return ancestors;
+  }
+  function d3_layout_bundleLeastCommonAncestor(a, b) {
+    if (a === b) return a;
+    var aNodes = d3_layout_bundleAncestors(a), bNodes = d3_layout_bundleAncestors(b), aNode = aNodes.pop(), bNode = bNodes.pop(), sharedNode = null;
+    while (aNode === bNode) {
+      sharedNode = aNode;
+      aNode = aNodes.pop();
+      bNode = bNodes.pop();
+    }
+    return sharedNode;
+  }
+  d3.layout.chord = function() {
+    var chord = {}, chords, groups, matrix, n, padding = 0, sortGroups, sortSubgroups, sortChords;
+    function relayout() {
+      var subgroups = {}, groupSums = [], groupIndex = d3.range(n), subgroupIndex = [], k, x, x0, i, j;
+      chords = [];
+      groups = [];
+      k = 0, i = -1;
+      while (++i < n) {
+        x = 0, j = -1;
+        while (++j < n) {
+          x += matrix[i][j];
+        }
+        groupSums.push(x);
+        subgroupIndex.push(d3.range(n));
+        k += x;
+      }
+      if (sortGroups) {
+        groupIndex.sort(function(a, b) {
+          return sortGroups(groupSums[a], groupSums[b]);
+        });
+      }
+      if (sortSubgroups) {
+        subgroupIndex.forEach(function(d, i) {
+          d.sort(function(a, b) {
+            return sortSubgroups(matrix[i][a], matrix[i][b]);
+          });
+        });
+      }
+      k = (τ - padding * n) / k;
+      x = 0, i = -1;
+      while (++i < n) {
+        x0 = x, j = -1;
+        while (++j < n) {
+          var di = groupIndex[i], dj = subgroupIndex[di][j], v = matrix[di][dj], a0 = x, a1 = x += v * k;
+          subgroups[di + "-" + dj] = {
+            index: di,
+            subindex: dj,
+            startAngle: a0,
+            endAngle: a1,
+            value: v
+          };
+        }
+        groups[di] = {
+          index: di,
+          startAngle: x0,
+          endAngle: x,
+          value: (x - x0) / k
+        };
+        x += padding;
+      }
+      i = -1;
+      while (++i < n) {
+        j = i - 1;
+        while (++j < n) {
+          var source = subgroups[i + "-" + j], target = subgroups[j + "-" + i];
+          if (source.value || target.value) {
+            chords.push(source.value < target.value ? {
+              source: target,
+              target: source
+            } : {
+              source: source,
+              target: target
+            });
+          }
+        }
+      }
+      if (sortChords) resort();
+    }
+    function resort() {
+      chords.sort(function(a, b) {
+        return sortChords((a.source.value + a.target.value) / 2, (b.source.value + b.target.value) / 2);
+      });
+    }
+    chord.matrix = function(x) {
+      if (!arguments.length) return matrix;
+      n = (matrix = x) && matrix.length;
+      chords = groups = null;
+      return chord;
+    };
+    chord.padding = function(x) {
+      if (!arguments.length) return padding;
+      padding = x;
+      chords = groups = null;
+      return chord;
+    };
+    chord.sortGroups = function(x) {
+      if (!arguments.length) return sortGroups;
+      sortGroups = x;
+      chords = groups = null;
+      return chord;
+    };
+    chord.sortSubgroups = function(x) {
+      if (!arguments.length) return sortSubgroups;
+      sortSubgroups = x;
+      chords = null;
+      return chord;
+    };
+    chord.sortChords = function(x) {
+      if (!arguments.length) return sortChords;
+      sortChords = x;
+      if (chords) resort();
+      return chord;
+    };
+    chord.chords = function() {
+      if (!chords) relayout();
+      return chords;
+    };
+    chord.groups = function() {
+      if (!groups) relayout();
+      return groups;
+    };
+    return chord;
+  };
+  d3.layout.force = function() {
+    var force = {}, event = d3.dispatch("start", "tick", "end"), size = [ 1, 1 ], drag, alpha, friction = .9, linkDistance = d3_layout_forceLinkDistance, linkStrength = d3_layout_forceLinkStrength, charge = -30, gravity = .1, theta = .8, nodes = [], links = [], distances, strengths, charges;
+    function repulse(node) {
+      return function(quad, x1, _, x2) {
+        if (quad.point !== node) {
+          var dx = quad.cx - node.x, dy = quad.cy - node.y, dn = 1 / Math.sqrt(dx * dx + dy * dy);
+          if ((x2 - x1) * dn < theta) {
+            var k = quad.charge * dn * dn;
+            node.px -= dx * k;
+            node.py -= dy * k;
+            return true;
+          }
+          if (quad.point && isFinite(dn)) {
+            var k = quad.pointCharge * dn * dn;
+            node.px -= dx * k;
+            node.py -= dy * k;
+          }
+        }
+        return !quad.charge;
+      };
+    }
+    force.tick = function() {
+      if ((alpha *= .99) < .005) {
+        event.end({
+          type: "end",
+          alpha: alpha = 0
+        });
+        return true;
+      }
+      var n = nodes.length, m = links.length, q, i, o, s, t, l, k, x, y;
+      for (i = 0; i < m; ++i) {
+        o = links[i];
+        s = o.source;
+        t = o.target;
+        x = t.x - s.x;
+        y = t.y - s.y;
+        if (l = x * x + y * y) {
+          l = alpha * strengths[i] * ((l = Math.sqrt(l)) - distances[i]) / l;
+          x *= l;
+          y *= l;
+          t.x -= x * (k = s.weight / (t.weight + s.weight));
+          t.y -= y * k;
+          s.x += x * (k = 1 - k);
+          s.y += y * k;
+        }
+      }
+      if (k = alpha * gravity) {
+        x = size[0] / 2;
+        y = size[1] / 2;
+        i = -1;
+        if (k) while (++i < n) {
+          o = nodes[i];
+          o.x += (x - o.x) * k;
+          o.y += (y - o.y) * k;
+        }
+      }
+      if (charge) {
+        d3_layout_forceAccumulate(q = d3.geom.quadtree(nodes), alpha, charges);
+        i = -1;
+        while (++i < n) {
+          if (!(o = nodes[i]).fixed) {
+            q.visit(repulse(o));
+          }
+        }
+      }
+      i = -1;
+      while (++i < n) {
+        o = nodes[i];
+        if (o.fixed) {
+          o.x = o.px;
+          o.y = o.py;
+        } else {
+          o.x -= (o.px - (o.px = o.x)) * friction;
+          o.y -= (o.py - (o.py = o.y)) * friction;
+        }
+      }
+      event.tick({
+        type: "tick",
+        alpha: alpha
+      });
+    };
+    force.nodes = function(x) {
+      if (!arguments.length) return nodes;
+      nodes = x;
+      return force;
+    };
+    force.links = function(x) {
+      if (!arguments.length) return links;
+      links = x;
+      return force;
+    };
+    force.size = function(x) {
+      if (!arguments.length) return size;
+      size = x;
+      return force;
+    };
+    force.linkDistance = function(x) {
+      if (!arguments.length) return linkDistance;
+      linkDistance = typeof x === "function" ? x : +x;
+      return force;
+    };
+    force.distance = force.linkDistance;
+    force.linkStrength = function(x) {
+      if (!arguments.length) return linkStrength;
+      linkStrength = typeof x === "function" ? x : +x;
+      return force;
+    };
+    force.friction = function(x) {
+      if (!arguments.length) return friction;
+      friction = +x;
+      return force;
+    };
+    force.charge = function(x) {
+      if (!arguments.length) return charge;
+      charge = typeof x === "function" ? x : +x;
+      return force;
+    };
+    force.gravity = function(x) {
+      if (!arguments.length) return gravity;
+      gravity = +x;
+      return force;
+    };
+    force.theta = function(x) {
+      if (!arguments.length) return theta;
+      theta = +x;
+      return force;
+    };
+    force.alpha = function(x) {
+      if (!arguments.length) return alpha;
+      x = +x;
+      if (alpha) {
+        if (x > 0) alpha = x; else alpha = 0;
+      } else if (x > 0) {
+        event.start({
+          type: "start",
+          alpha: alpha = x
+        });
+        d3.timer(force.tick);
+      }
+      return force;
+    };
+    force.start = function() {
+      var i, j, n = nodes.length, m = links.length, w = size[0], h = size[1], neighbors, o;
+      for (i = 0; i < n; ++i) {
+        (o = nodes[i]).index = i;
+        o.weight = 0;
+      }
+      for (i = 0; i < m; ++i) {
+        o = links[i];
+        if (typeof o.source == "number") o.source = nodes[o.source];
+        if (typeof o.target == "number") o.target = nodes[o.target];
+        ++o.source.weight;
+        ++o.target.weight;
+      }
+      for (i = 0; i < n; ++i) {
+        o = nodes[i];
+        if (isNaN(o.x)) o.x = position("x", w);
+        if (isNaN(o.y)) o.y = position("y", h);
+        if (isNaN(o.px)) o.px = o.x;
+        if (isNaN(o.py)) o.py = o.y;
+      }
+      distances = [];
+      if (typeof linkDistance === "function") for (i = 0; i < m; ++i) distances[i] = +linkDistance.call(this, links[i], i); else for (i = 0; i < m; ++i) distances[i] = linkDistance;
+      strengths = [];
+      if (typeof linkStrength === "function") for (i = 0; i < m; ++i) strengths[i] = +linkStrength.call(this, links[i], i); else for (i = 0; i < m; ++i) strengths[i] = linkStrength;
+      charges = [];
+      if (typeof charge === "function") for (i = 0; i < n; ++i) charges[i] = +charge.call(this, nodes[i], i); else for (i = 0; i < n; ++i) charges[i] = charge;
+      function position(dimension, size) {
+        var neighbors = neighbor(i), j = -1, m = neighbors.length, x;
+        while (++j < m) if (!isNaN(x = neighbors[j][dimension])) return x;
+        return Math.random() * size;
+      }
+      function neighbor() {
+        if (!neighbors) {
+          neighbors = [];
+          for (j = 0; j < n; ++j) {
+            neighbors[j] = [];
+          }
+          for (j = 0; j < m; ++j) {
+            var o = links[j];
+            neighbors[o.source.index].push(o.target);
+            neighbors[o.target.index].push(o.source);
+          }
+        }
+        return neighbors[i];
+      }
+      return force.resume();
+    };
+    force.resume = function() {
+      return force.alpha(.1);
+    };
+    force.stop = function() {
+      return force.alpha(0);
+    };
+    force.drag = function() {
+      if (!drag) drag = d3.behavior.drag().origin(d3_identity).on("dragstart.force", d3_layout_forceDragstart).on("drag.force", dragmove).on("dragend.force", d3_layout_forceDragend);
+      if (!arguments.length) return drag;
+      this.on("mouseover.force", d3_layout_forceMouseover).on("mouseout.force", d3_layout_forceMouseout).call(drag);
+    };
+    function dragmove(d) {
+      d.px = d3.event.x, d.py = d3.event.y;
+      force.resume();
+    }
+    return d3.rebind(force, event, "on");
+  };
+  function d3_layout_forceDragstart(d) {
+    d.fixed |= 2;
+  }
+  function d3_layout_forceDragend(d) {
+    d.fixed &= ~6;
+  }
+  function d3_layout_forceMouseover(d) {
+    d.fixed |= 4;
+    d.px = d.x, d.py = d.y;
+  }
+  function d3_layout_forceMouseout(d) {
+    d.fixed &= ~4;
+  }
+  function d3_layout_forceAccumulate(quad, alpha, charges) {
+    var cx = 0, cy = 0;
+    quad.charge = 0;
+    if (!quad.leaf) {
+      var nodes = quad.nodes, n = nodes.length, i = -1, c;
+      while (++i < n) {
+        c = nodes[i];
+        if (c == null) continue;
+        d3_layout_forceAccumulate(c, alpha, charges);
+        quad.charge += c.charge;
+        cx += c.charge * c.cx;
+        cy += c.charge * c.cy;
+      }
+    }
+    if (quad.point) {
+      if (!quad.leaf) {
+        quad.point.x += Math.random() - .5;
+        quad.point.y += Math.random() - .5;
+      }
+      var k = alpha * charges[quad.point.index];
+      quad.charge += quad.pointCharge = k;
+      cx += k * quad.point.x;
+      cy += k * quad.point.y;
+    }
+    quad.cx = cx / quad.charge;
+    quad.cy = cy / quad.charge;
+  }
+  var d3_layout_forceLinkDistance = 20, d3_layout_forceLinkStrength = 1;
+  d3.layout.hierarchy = function() {
+    var sort = d3_layout_hierarchySort, children = d3_layout_hierarchyChildren, value = d3_layout_hierarchyValue;
+    function recurse(node, depth, nodes) {
+      var childs = children.call(hierarchy, node, depth);
+      node.depth = depth;
+      nodes.push(node);
+      if (childs && (n = childs.length)) {
+        var i = -1, n, c = node.children = [], v = 0, j = depth + 1, d;
+        while (++i < n) {
+          d = recurse(childs[i], j, nodes);
+          d.parent = node;
+          c.push(d);
+          v += d.value;
+        }
+        if (sort) c.sort(sort);
+        if (value) node.value = v;
+      } else if (value) {
+        node.value = +value.call(hierarchy, node, depth) || 0;
+      }
+      return node;
+    }
+    function revalue(node, depth) {
+      var children = node.children, v = 0;
+      if (children && (n = children.length)) {
+        var i = -1, n, j = depth + 1;
+        while (++i < n) v += revalue(children[i], j);
+      } else if (value) {
+        v = +value.call(hierarchy, node, depth) || 0;
+      }
+      if (value) node.value = v;
+      return v;
+    }
+    function hierarchy(d) {
+      var nodes = [];
+      recurse(d, 0, nodes);
+      return nodes;
+    }
+    hierarchy.sort = function(x) {
+      if (!arguments.length) return sort;
+      sort = x;
+      return hierarchy;
+    };
+    hierarchy.children = function(x) {
+      if (!arguments.length) return children;
+      children = x;
+      return hierarchy;
+    };
+    hierarchy.value = function(x) {
+      if (!arguments.length) return value;
+      value = x;
+      return hierarchy;
+    };
+    hierarchy.revalue = function(root) {
+      revalue(root, 0);
+      return root;
+    };
+    return hierarchy;
+  };
+  function d3_layout_hierarchyRebind(object, hierarchy) {
+    d3.rebind(object, hierarchy, "sort", "children", "value");
+    object.nodes = object;
+    object.links = d3_layout_hierarchyLinks;
+    return object;
+  }
+  function d3_layout_hierarchyChildren(d) {
+    return d.children;
+  }
+  function d3_layout_hierarchyValue(d) {
+    return d.value;
+  }
+  function d3_layout_hierarchySort(a, b) {
+    return b.value - a.value;
+  }
+  function d3_layout_hierarchyLinks(nodes) {
+    return d3.merge(nodes.map(function(parent) {
+      return (parent.children || []).map(function(child) {
+        return {
+          source: parent,
+          target: child
+        };
+      });
+    }));
+  }
+  d3.layout.partition = function() {
+    var hierarchy = d3.layout.hierarchy(), size = [ 1, 1 ];
+    function position(node, x, dx, dy) {
+      var children = node.children;
+      node.x = x;
+      node.y = node.depth * dy;
+      node.dx = dx;
+      node.dy = dy;
+      if (children && (n = children.length)) {
+        var i = -1, n, c, d;
+        dx = node.value ? dx / node.value : 0;
+        while (++i < n) {
+          position(c = children[i], x, d = c.value * dx, dy);
+          x += d;
+        }
+      }
+    }
+    function depth(node) {
+      var children = node.children, d = 0;
+      if (children && (n = children.length)) {
+        var i = -1, n;
+        while (++i < n) d = Math.max(d, depth(children[i]));
+      }
+      return 1 + d;
+    }
+    function partition(d, i) {
+      var nodes = hierarchy.call(this, d, i);
+      position(nodes[0], 0, size[0], size[1] / depth(nodes[0]));
+      return nodes;
+    }
+    partition.size = function(x) {
+      if (!arguments.length) return size;
+      size = x;
+      return partition;
+    };
+    return d3_layout_hierarchyRebind(partition, hierarchy);
+  };
+  d3.layout.pie = function() {
+    var value = Number, sort = d3_layout_pieSortByValue, startAngle = 0, endAngle = τ;
+    function pie(data) {
+      var values = data.map(function(d, i) {
+        return +value.call(pie, d, i);
+      });
+      var a = +(typeof startAngle === "function" ? startAngle.apply(this, arguments) : startAngle);
+      var k = ((typeof endAngle === "function" ? endAngle.apply(this, arguments) : endAngle) - a) / d3.sum(values);
+      var index = d3.range(data.length);
+      if (sort != null) index.sort(sort === d3_layout_pieSortByValue ? function(i, j) {
+        return values[j] - values[i];
+      } : function(i, j) {
+        return sort(data[i], data[j]);
+      });
+      var arcs = [];
+      index.forEach(function(i) {
+        var d;
+        arcs[i] = {
+          data: data[i],
+          value: d = values[i],
+          startAngle: a,
+          endAngle: a += d * k
+        };
+      });
+      return arcs;
+    }
+    pie.value = function(x) {
+      if (!arguments.length) return value;
+      value = x;
+      return pie;
+    };
+    pie.sort = function(x) {
+      if (!arguments.length) return sort;
+      sort = x;
+      return pie;
+    };
+    pie.startAngle = function(x) {
+      if (!arguments.length) return startAngle;
+      startAngle = x;
+      return pie;
+    };
+    pie.endAngle = function(x) {
+      if (!arguments.length) return endAngle;
+      endAngle = x;
+      return pie;
+    };
+    return pie;
+  };
+  var d3_layout_pieSortByValue = {};
+  d3.layout.stack = function() {
+    var values = d3_identity, order = d3_layout_stackOrderDefault, offset = d3_layout_stackOffsetZero, out = d3_layout_stackOut, x = d3_layout_stackX, y = d3_layout_stackY;
+    function stack(data, index) {
+      var series = data.map(function(d, i) {
+        return values.call(stack, d, i);
+      });
+      var points = series.map(function(d) {
+        return d.map(function(v, i) {
+          return [ x.call(stack, v, i), y.call(stack, v, i) ];
+        });
+      });
+      var orders = order.call(stack, points, index);
+      series = d3.permute(series, orders);
+      points = d3.permute(points, orders);
+      var offsets = offset.call(stack, points, index);
+      var n = series.length, m = series[0].length, i, j, o;
+      for (j = 0; j < m; ++j) {
+        out.call(stack, series[0][j], o = offsets[j], points[0][j][1]);
+        for (i = 1; i < n; ++i) {
+          out.call(stack, series[i][j], o += points[i - 1][j][1], points[i][j][1]);
+        }
+      }
+      return data;
+    }
+    stack.values = function(x) {
+      if (!arguments.length) return values;
+      values = x;
+      return stack;
+    };
+    stack.order = function(x) {
+      if (!arguments.length) return order;
+      order = typeof x === "function" ? x : d3_layout_stackOrders.get(x) || d3_layout_stackOrderDefault;
+      return stack;
+    };
+    stack.offset = function(x) {
+      if (!arguments.length) return offset;
+      offset = typeof x === "function" ? x : d3_layout_stackOffsets.get(x) || d3_layout_stackOffsetZero;
+      return stack;
+    };
+    stack.x = function(z) {
+      if (!arguments.length) return x;
+      x = z;
+      return stack;
+    };
+    stack.y = function(z) {
+      if (!arguments.length) return y;
+      y = z;
+      return stack;
+    };
+    stack.out = function(z) {
+      if (!arguments.length) return out;
+      out = z;
+      return stack;
+    };
+    return stack;
+  };
+  function d3_layout_stackX(d) {
+    return d.x;
+  }
+  function d3_layout_stackY(d) {
+    return d.y;
+  }
+  function d3_layout_stackOut(d, y0, y) {
+    d.y0 = y0;
+    d.y = y;
+  }
+  var d3_layout_stackOrders = d3.map({
+    "inside-out": function(data) {
+      var n = data.length, i, j, max = data.map(d3_layout_stackMaxIndex), sums = data.map(d3_layout_stackReduceSum), index = d3.range(n).sort(function(a, b) {
+        return max[a] - max[b];
+      }), top = 0, bottom = 0, tops = [], bottoms = [];
+      for (i = 0; i < n; ++i) {
+        j = index[i];
+        if (top < bottom) {
+          top += sums[j];
+          tops.push(j);
+        } else {
+          bottom += sums[j];
+          bottoms.push(j);
+        }
+      }
+      return bottoms.reverse().concat(tops);
+    },
+    reverse: function(data) {
+      return d3.range(data.length).reverse();
+    },
+    "default": d3_layout_stackOrderDefault
+  });
+  var d3_layout_stackOffsets = d3.map({
+    silhouette: function(data) {
+      var n = data.length, m = data[0].length, sums = [], max = 0, i, j, o, y0 = [];
+      for (j = 0; j < m; ++j) {
+        for (i = 0, o = 0; i < n; i++) o += data[i][j][1];
+        if (o > max) max = o;
+        sums.push(o);
+      }
+      for (j = 0; j < m; ++j) {
+        y0[j] = (max - sums[j]) / 2;
+      }
+      return y0;
+    },
+    wiggle: function(data) {
+      var n = data.length, x = data[0], m = x.length, i, j, k, s1, s2, s3, dx, o, o0, y0 = [];
+      y0[0] = o = o0 = 0;
+      for (j = 1; j < m; ++j) {
+        for (i = 0, s1 = 0; i < n; ++i) s1 += data[i][j][1];
+        for (i = 0, s2 = 0, dx = x[j][0] - x[j - 1][0]; i < n; ++i) {
+          for (k = 0, s3 = (data[i][j][1] - data[i][j - 1][1]) / (2 * dx); k < i; ++k) {
+            s3 += (data[k][j][1] - data[k][j - 1][1]) / dx;
+          }
+          s2 += s3 * data[i][j][1];
+        }
+        y0[j] = o -= s1 ? s2 / s1 * dx : 0;
+        if (o < o0) o0 = o;
+      }
+      for (j = 0; j < m; ++j) y0[j] -= o0;
+      return y0;
+    },
+    expand: function(data) {
+      var n = data.length, m = data[0].length, k = 1 / n, i, j, o, y0 = [];
+      for (j = 0; j < m; ++j) {
+        for (i = 0, o = 0; i < n; i++) o += data[i][j][1];
+        if (o) for (i = 0; i < n; i++) data[i][j][1] /= o; else for (i = 0; i < n; i++) data[i][j][1] = k;
+      }
+      for (j = 0; j < m; ++j) y0[j] = 0;
+      return y0;
+    },
+    zero: d3_layout_stackOffsetZero
+  });
+  function d3_layout_stackOrderDefault(data) {
+    return d3.range(data.length);
+  }
+  function d3_layout_stackOffsetZero(data) {
+    var j = -1, m = data[0].length, y0 = [];
+    while (++j < m) y0[j] = 0;
+    return y0;
+  }
+  function d3_layout_stackMaxIndex(array) {
+    var i = 1, j = 0, v = array[0][1], k, n = array.length;
+    for (;i < n; ++i) {
+      if ((k = array[i][1]) > v) {
+        j = i;
+        v = k;
+      }
+    }
+    return j;
+  }
+  function d3_layout_stackReduceSum(d) {
+    return d.reduce(d3_layout_stackSum, 0);
+  }
+  function d3_layout_stackSum(p, d) {
+    return p + d[1];
+  }
+  d3.layout.histogram = function() {
+    var frequency = true, valuer = Number, ranger = d3_layout_histogramRange, binner = d3_layout_histogramBinSturges;
+    function histogram(data, i) {
+      var bins = [], values = data.map(valuer, this), range = ranger.call(this, values, i), thresholds = binner.call(this, range, values, i), bin, i = -1, n = values.length, m = thresholds.length - 1, k = frequency ? 1 : 1 / n, x;
+      while (++i < m) {
+        bin = bins[i] = [];
+        bin.dx = thresholds[i + 1] - (bin.x = thresholds[i]);
+        bin.y = 0;
+      }
+      if (m > 0) {
+        i = -1;
+        while (++i < n) {
+          x = values[i];
+          if (x >= range[0] && x <= range[1]) {
+            bin = bins[d3.bisect(thresholds, x, 1, m) - 1];
+            bin.y += k;
+            bin.push(data[i]);
+          }
+        }
+      }
+      return bins;
+    }
+    histogram.value = function(x) {
+      if (!arguments.length) return valuer;
+      valuer = x;
+      return histogram;
+    };
+    histogram.range = function(x) {
+      if (!arguments.length) return ranger;
+      ranger = d3_functor(x);
+      return histogram;
+    };
+    histogram.bins = function(x) {
+      if (!arguments.length) return binner;
+      binner = typeof x === "number" ? function(range) {
+        return d3_layout_histogramBinFixed(range, x);
+      } : d3_functor(x);
+      return histogram;
+    };
+    histogram.frequency = function(x) {
+      if (!arguments.length) return frequency;
+      frequency = !!x;
+      return histogram;
+    };
+    return histogram;
+  };
+  function d3_layout_histogramBinSturges(range, values) {
+    return d3_layout_histogramBinFixed(range, Math.ceil(Math.log(values.length) / Math.LN2 + 1));
+  }
+  function d3_layout_histogramBinFixed(range, n) {
+    var x = -1, b = +range[0], m = (range[1] - b) / n, f = [];
+    while (++x <= n) f[x] = m * x + b;
+    return f;
+  }
+  function d3_layout_histogramRange(values) {
+    return [ d3.min(values), d3.max(values) ];
+  }
+  d3.layout.tree = function() {
+    var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ], nodeSize = false;
+    function tree(d, i) {
+      var nodes = hierarchy.call(this, d, i), root = nodes[0];
+      function firstWalk(node, previousSibling) {
+        var children = node.children, layout = node._tree;
+        if (children && (n = children.length)) {
+          var n, firstChild = children[0], previousChild, ancestor = firstChild, child, i = -1;
+          while (++i < n) {
+            child = children[i];
+            firstWalk(child, previousChild);
+            ancestor = apportion(child, previousChild, ancestor);
+            previousChild = child;
+          }
+          d3_layout_treeShift(node);
+          var midpoint = .5 * (firstChild._tree.prelim + child._tree.prelim);
+          if (previousSibling) {
+            layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling);
+            layout.mod = layout.prelim - midpoint;
+          } else {
+            layout.prelim = midpoint;
+          }
+        } else {
+          if (previousSibling) {
+            layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling);
+          }
+        }
+      }
+      function secondWalk(node, x) {
+        node.x = node._tree.prelim + x;
+        var children = node.children;
+        if (children && (n = children.length)) {
+          var i = -1, n;
+          x += node._tree.mod;
+          while (++i < n) {
+            secondWalk(children[i], x);
+          }
+        }
+      }
+      function apportion(node, previousSibling, ancestor) {
+        if (previousSibling) {
+          var vip = node, vop = node, vim = previousSibling, vom = node.parent.children[0], sip = vip._tree.mod, sop = vop._tree.mod, sim = vim._tree.mod, som = vom._tree.mod, shift;
+          while (vim = d3_layout_treeRight(vim), vip = d3_layout_treeLeft(vip), vim && vip) {
+            vom = d3_layout_treeLeft(vom);
+            vop = d3_layout_treeRight(vop);
+            vop._tree.ancestor = node;
+            shift = vim._tree.prelim + sim - vip._tree.prelim - sip + separation(vim, vip);
+            if (shift > 0) {
+              d3_layout_treeMove(d3_layout_treeAncestor(vim, node, ancestor), node, shift);
+              sip += shift;
+              sop += shift;
+            }
+            sim += vim._tree.mod;
+            sip += vip._tree.mod;
+            som += vom._tree.mod;
+            sop += vop._tree.mod;
+          }
+          if (vim && !d3_layout_treeRight(vop)) {
+            vop._tree.thread = vim;
+            vop._tree.mod += sim - sop;
+          }
+          if (vip && !d3_layout_treeLeft(vom)) {
+            vom._tree.thread = vip;
+            vom._tree.mod += sip - som;
+            ancestor = node;
+          }
+        }
+        return ancestor;
+      }
+      d3_layout_treeVisitAfter(root, function(node, previousSibling) {
+        node._tree = {
+          ancestor: node,
+          prelim: 0,
+          mod: 0,
+          change: 0,
+          shift: 0,
+          number: previousSibling ? previousSibling._tree.number + 1 : 0
+        };
+      });
+      firstWalk(root);
+      secondWalk(root, -root._tree.prelim);
+      var left = d3_layout_treeSearch(root, d3_layout_treeLeftmost), right = d3_layout_treeSearch(root, d3_layout_treeRightmost), deep = d3_layout_treeSearch(root, d3_layout_treeDeepest), x0 = left.x - separation(left, right) / 2, x1 = right.x + separation(right, left) / 2, y1 = deep.depth || 1;
+      d3_layout_treeVisitAfter(root, nodeSize ? function(node) {
+        node.x *= size[0];
+        node.y = node.depth * size[1];
+        delete node._tree;
+      } : function(node) {
+        node.x = (node.x - x0) / (x1 - x0) * size[0];
+        node.y = node.depth / y1 * size[1];
+        delete node._tree;
+      });
+      return nodes;
+    }
+    tree.separation = function(x) {
+      if (!arguments.length) return separation;
+      separation = x;
+      return tree;
+    };
+    tree.size = function(x) {
+      if (!arguments.length) return nodeSize ? null : size;
+      nodeSize = (size = x) == null;
+      return tree;
+    };
+    tree.nodeSize = function(x) {
+      if (!arguments.length) return nodeSize ? size : null;
+      nodeSize = (size = x) != null;
+      return tree;
+    };
+    return d3_layout_hierarchyRebind(tree, hierarchy);
+  };
+  function d3_layout_treeSeparation(a, b) {
+    return a.parent == b.parent ? 1 : 2;
+  }
+  function d3_layout_treeLeft(node) {
+    var children = node.children;
+    return children && children.length ? children[0] : node._tree.thread;
+  }
+  function d3_layout_treeRight(node) {
+    var children = node.children, n;
+    return children && (n = children.length) ? children[n - 1] : node._tree.thread;
+  }
+  function d3_layout_treeSearch(node, compare) {
+    var children = node.children;
+    if (children && (n = children.length)) {
+      var child, n, i = -1;
+      while (++i < n) {
+        if (compare(child = d3_layout_treeSearch(children[i], compare), node) > 0) {
+          node = child;
+        }
+      }
+    }
+    return node;
+  }
+  function d3_layout_treeRightmost(a, b) {
+    return a.x - b.x;
+  }
+  function d3_layout_treeLeftmost(a, b) {
+    return b.x - a.x;
+  }
+  function d3_layout_treeDeepest(a, b) {
+    return a.depth - b.depth;
+  }
+  function d3_layout_treeVisitAfter(node, callback) {
+    function visit(node, previousSibling) {
+      var children = node.children;
+      if (children && (n = children.length)) {
+        var child, previousChild = null, i = -1, n;
+        while (++i < n) {
+          child = children[i];
+          visit(child, previousChild);
+          previousChild = child;
+        }
+      }
+      callback(node, previousSibling);
+    }
+    visit(node, null);
+  }
+  function d3_layout_treeShift(node) {
+    var shift = 0, change = 0, children = node.children, i = children.length, child;
+    while (--i >= 0) {
+      child = children[i]._tree;
+      child.prelim += shift;
+      child.mod += shift;
+      shift += child.shift + (change += child.change);
+    }
+  }
+  function d3_layout_treeMove(ancestor, node, shift) {
+    ancestor = ancestor._tree;
+    node = node._tree;
+    var change = shift / (node.number - ancestor.number);
+    ancestor.change += change;
+    node.change -= change;
+    node.shift += shift;
+    node.prelim += shift;
+    node.mod += shift;
+  }
+  function d3_layout_treeAncestor(vim, node, ancestor) {
+    return vim._tree.ancestor.parent == node.parent ? vim._tree.ancestor : ancestor;
+  }
+  d3.layout.pack = function() {
+    var hierarchy = d3.layout.hierarchy().sort(d3_layout_packSort), padding = 0, size = [ 1, 1 ], radius;
+    function pack(d, i) {
+      var nodes = hierarchy.call(this, d, i), root = nodes[0], w = size[0], h = size[1], r = radius == null ? Math.sqrt : typeof radius === "function" ? radius : function() {
+        return radius;
+      };
+      root.x = root.y = 0;
+      d3_layout_treeVisitAfter(root, function(d) {
+        d.r = +r(d.value);
+      });
+      d3_layout_treeVisitAfter(root, d3_layout_packSiblings);
+      if (padding) {
+        var dr = padding * (radius ? 1 : Math.max(2 * root.r / w, 2 * root.r / h)) / 2;
+        d3_layout_treeVisitAfter(root, function(d) {
+          d.r += dr;
+        });
+        d3_layout_treeVisitAfter(root, d3_layout_packSiblings);
+        d3_layout_treeVisitAfter(root, function(d) {
+          d.r -= dr;
+        });
+      }
+      d3_layout_packTransform(root, w / 2, h / 2, radius ? 1 : 1 / Math.max(2 * root.r / w, 2 * root.r / h));
+      return nodes;
+    }
+    pack.size = function(_) {
+      if (!arguments.length) return size;
+      size = _;
+      return pack;
+    };
+    pack.radius = function(_) {
+      if (!arguments.length) return radius;
+      radius = _ == null || typeof _ === "function" ? _ : +_;
+      return pack;
+    };
+    pack.padding = function(_) {
+      if (!arguments.length) return padding;
+      padding = +_;
+      return pack;
+    };
+    return d3_layout_hierarchyRebind(pack, hierarchy);
+  };
+  function d3_layout_packSort(a, b) {
+    return a.value - b.value;
+  }
+  function d3_layout_packInsert(a, b) {
+    var c = a._pack_next;
+    a._pack_next = b;
+    b._pack_prev = a;
+    b._pack_next = c;
+    c._pack_prev = b;
+  }
+  function d3_layout_packSplice(a, b) {
+    a._pack_next = b;
+    b._pack_prev = a;
+  }
+  function d3_layout_packIntersects(a, b) {
+    var dx = b.x - a.x, dy = b.y - a.y, dr = a.r + b.r;
+    return .999 * dr * dr > dx * dx + dy * dy;
+  }
+  function d3_layout_packSiblings(node) {
+    if (!(nodes = node.children) || !(n = nodes.length)) return;
+    var nodes, xMin = Infinity, xMax = -Infinity, yMin = Infinity, yMax = -Infinity, a, b, c, i, j, k, n;
+    function bound(node) {
+      xMin = Math.min(node.x - node.r, xMin);
+      xMax = Math.max(node.x + node.r, xMax);
+      yMin = Math.min(node.y - node.r, yMin);
+      yMax = Math.max(node.y + node.r, yMax);
+    }
+    nodes.forEach(d3_layout_packLink);
+    a = nodes[0];
+    a.x = -a.r;
+    a.y = 0;
+    bound(a);
+    if (n > 1) {
+      b = nodes[1];
+      b.x = b.r;
+      b.y = 0;
+      bound(b);
+      if (n > 2) {
+        c = nodes[2];
+        d3_layout_packPlace(a, b, c);
+        bound(c);
+        d3_layout_packInsert(a, c);
+        a._pack_prev = c;
+        d3_layout_packInsert(c, b);
+        b = a._pack_next;
+        for (i = 3; i < n; i++) {
+          d3_layout_packPlace(a, b, c = nodes[i]);
+          var isect = 0, s1 = 1, s2 = 1;
+          for (j = b._pack_next; j !== b; j = j._pack_next, s1++) {
+            if (d3_layout_packIntersects(j, c)) {
+              isect = 1;
+              break;
+            }
+          }
+          if (isect == 1) {
+            for (k = a._pack_prev; k !== j._pack_prev; k = k._pack_prev, s2++) {
+              if (d3_layout_packIntersects(k, c)) {
+                break;
+              }
+            }
+          }
+          if (isect) {
+            if (s1 < s2 || s1 == s2 && b.r < a.r) d3_layout_packSplice(a, b = j); else d3_layout_packSplice(a = k, b);
+            i--;
+          } else {
+            d3_layout_packInsert(a, c);
+            b = c;
+            bound(c);
+          }
+        }
+      }
+    }
+    var cx = (xMin + xMax) / 2, cy = (yMin + yMax) / 2, cr = 0;
+    for (i = 0; i < n; i++) {
+      c = nodes[i];
+      c.x -= cx;
+      c.y -= cy;
+      cr = Math.max(cr, c.r + Math.sqrt(c.x * c.x + c.y * c.y));
+    }
+    node.r = cr;
+    nodes.forEach(d3_layout_packUnlink);
+  }
+  function d3_layout_packLink(node) {
+    node._pack_next = node._pack_prev = node;
+  }
+  function d3_layout_packUnlink(node) {
+    delete node._pack_next;
+    delete node._pack_prev;
+  }
+  function d3_layout_packTransform(node, x, y, k) {
+    var children = node.children;
+    node.x = x += k * node.x;
+    node.y = y += k * node.y;
+    node.r *= k;
+    if (children) {
+      var i = -1, n = children.length;
+      while (++i < n) d3_layout_packTransform(children[i], x, y, k);
+    }
+  }
+  function d3_layout_packPlace(a, b, c) {
+    var db = a.r + c.r, dx = b.x - a.x, dy = b.y - a.y;
+    if (db && (dx || dy)) {
+      var da = b.r + c.r, dc = dx * dx + dy * dy;
+      da *= da;
+      db *= db;
+      var x = .5 + (db - da) / (2 * dc), y = Math.sqrt(Math.max(0, 2 * da * (db + dc) - (db -= dc) * db - da * da)) / (2 * dc);
+      c.x = a.x + x * dx + y * dy;
+      c.y = a.y + x * dy - y * dx;
+    } else {
+      c.x = a.x + db;
+      c.y = a.y;
+    }
+  }
+  d3.layout.cluster = function() {
+    var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ], nodeSize = false;
+    function cluster(d, i) {
+      var nodes = hierarchy.call(this, d, i), root = nodes[0], previousNode, x = 0;
+      d3_layout_treeVisitAfter(root, function(node) {
+        var children = node.children;
+        if (children && children.length) {
+          node.x = d3_layout_clusterX(children);
+          node.y = d3_layout_clusterY(children);
+        } else {
+          node.x = previousNode ? x += separation(node, previousNode) : 0;
+          node.y = 0;
+          previousNode = node;
+        }
+      });
+      var left = d3_layout_clusterLeft(root), right = d3_layout_clusterRight(root), x0 = left.x - separation(left, right) / 2, x1 = right.x + separation(right, left) / 2;
+      d3_layout_treeVisitAfter(root, nodeSize ? function(node) {
+        node.x = (node.x - root.x) * size[0];
+        node.y = (root.y - node.y) * size[1];
+      } : function(node) {
+        node.x = (node.x - x0) / (x1 - x0) * size[0];
+        node.y = (1 - (root.y ? node.y / root.y : 1)) * size[1];
+      });
+      return nodes;
+    }
+    cluster.separation = function(x) {
+      if (!arguments.length) return separation;
+      separation = x;
+      return cluster;
+    };
+    cluster.size = function(x) {
+      if (!arguments.length) return nodeSize ? null : size;
+      nodeSize = (size = x) == null;
+      return cluster;
+    };
+    cluster.nodeSize = function(x) {
+      if (!arguments.length) return nodeSize ? size : null;
+      nodeSize = (size = x) != null;
+      return cluster;
+    };
+    return d3_layout_hierarchyRebind(cluster, hierarchy);
+  };
+  function d3_layout_clusterY(children) {
+    return 1 + d3.max(children, function(child) {
+      return child.y;
+    });
+  }
+  function d3_layout_clusterX(children) {
+    return children.reduce(function(x, child) {
+      return x + child.x;
+    }, 0) / children.length;
+  }
+  function d3_layout_clusterLeft(node) {
+    var children = node.children;
+    return children && children.length ? d3_layout_clusterLeft(children[0]) : node;
+  }
+  function d3_layout_clusterRight(node) {
+    var children = node.children, n;
+    return children && (n = children.length) ? d3_layout_clusterRight(children[n - 1]) : node;
+  }
+  d3.layout.treemap = function() {
+    var hierarchy = d3.layout.hierarchy(), round = Math.round, size = [ 1, 1 ], padding = null, pad = d3_layout_treemapPadNull, sticky = false, stickies, mode = "squarify", ratio = .5 * (1 + Math.sqrt(5));
+    function scale(children, k) {
+      var i = -1, n = children.length, child, area;
+      while (++i < n) {
+        area = (child = children[i]).value * (k < 0 ? 0 : k);
+        child.area = isNaN(area) || area <= 0 ? 0 : area;
+      }
+    }
+    function squarify(node) {
+      var children = node.children;
+      if (children && children.length) {
+        var rect = pad(node), row = [], remaining = children.slice(), child, best = Infinity, score, u = mode === "slice" ? rect.dx : mode === "dice" ? rect.dy : mode === "slice-dice" ? node.depth & 1 ? rect.dy : rect.dx : Math.min(rect.dx, rect.dy), n;
+        scale(remaining, rect.dx * rect.dy / node.value);
+        row.area = 0;
+        while ((n = remaining.length) > 0) {
+          row.push(child = remaining[n - 1]);
+          row.area += child.area;
+          if (mode !== "squarify" || (score = worst(row, u)) <= best) {
+            remaining.pop();
+            best = score;
+          } else {
+            row.area -= row.pop().area;
+            position(row, u, rect, false);
+            u = Math.min(rect.dx, rect.dy);
+            row.length = row.area = 0;
+            best = Infinity;
+          }
+        }
+        if (row.length) {
+          position(row, u, rect, true);
+          row.length = row.area = 0;
+        }
+        children.forEach(squarify);
+      }
+    }
+    function stickify(node) {
+      var children = node.children;
+      if (children && children.length) {
+        var rect = pad(node), remaining = children.slice(), child, row = [];
+        scale(remaining, rect.dx * rect.dy / node.value);
+        row.area = 0;
+        while (child = remaining.pop()) {
+          row.push(child);
+          row.area += child.area;
+          if (child.z != null) {
+            position(row, child.z ? rect.dx : rect.dy, rect, !remaining.length);
+            row.length = row.area = 0;
+          }
+        }
+        children.forEach(stickify);
+      }
+    }
+    function worst(row, u) {
+      var s = row.area, r, rmax = 0, rmin = Infinity, i = -1, n = row.length;
+      while (++i < n) {
+        if (!(r = row[i].area)) continue;
+        if (r < rmin) rmin = r;
+        if (r > rmax) rmax = r;
+      }
+      s *= s;
+      u *= u;
+      return s ? Math.max(u * rmax * ratio / s, s / (u * rmin * ratio)) : Infinity;
+    }
+    function position(row, u, rect, flush) {
+      var i = -1, n = row.length, x = rect.x, y = rect.y, v = u ? round(row.area / u) : 0, o;
+      if (u == rect.dx) {
+        if (flush || v > rect.dy) v = rect.dy;
+        while (++i < n) {
+          o = row[i];
+          o.x = x;
+          o.y = y;
+          o.dy = v;
+          x += o.dx = Math.min(rect.x + rect.dx - x, v ? round(o.area / v) : 0);
+        }
+        o.z = true;
+        o.dx += rect.x + rect.dx - x;
+        rect.y += v;
+        rect.dy -= v;
+      } else {
+        if (flush || v > rect.dx) v = rect.dx;
+        while (++i < n) {
+          o = row[i];
+          o.x = x;
+          o.y = y;
+          o.dx = v;
+          y += o.dy = Math.min(rect.y + rect.dy - y, v ? round(o.area / v) : 0);
+        }
+        o.z = false;
+        o.dy += rect.y + rect.dy - y;
+        rect.x += v;
+        rect.dx -= v;
+      }
+    }
+    function treemap(d) {
+      var nodes = stickies || hierarchy(d), root = nodes[0];
+      root.x = 0;
+      root.y = 0;
+      root.dx = size[0];
+      root.dy = size[1];
+      if (stickies) hierarchy.revalue(root);
+      scale([ root ], root.dx * root.dy / root.value);
+      (stickies ? stickify : squarify)(root);
+      if (sticky) stickies = nodes;
+      return nodes;
+    }
+    treemap.size = function(x) {
+      if (!arguments.length) return size;
+      size = x;
+      return treemap;
+    };
+    treemap.padding = function(x) {
+      if (!arguments.length) return padding;
+      function padFunction(node) {
+        var p = x.call(treemap, node, node.depth);
+        return p == null ? d3_layout_treemapPadNull(node) : d3_layout_treemapPad(node, typeof p === "number" ? [ p, p, p, p ] : p);
+      }
+      function padConstant(node) {
+        return d3_layout_treemapPad(node, x);
+      }
+      var type;
+      pad = (padding = x) == null ? d3_layout_treemapPadNull : (type = typeof x) === "function" ? padFunction : type === "number" ? (x = [ x, x, x, x ], 
+      padConstant) : padConstant;
+      return treemap;
+    };
+    treemap.round = function(x) {
+      if (!arguments.length) return round != Number;
+      round = x ? Math.round : Number;
+      return treemap;
+    };
+    treemap.sticky = function(x) {
+      if (!arguments.length) return sticky;
+      sticky = x;
+      stickies = null;
+      return treemap;
+    };
+    treemap.ratio = function(x) {
+      if (!arguments.length) return ratio;
+      ratio = x;
+      return treemap;
+    };
+    treemap.mode = function(x) {
+      if (!arguments.length) return mode;
+      mode = x + "";
+      return treemap;
+    };
+    return d3_layout_hierarchyRebind(treemap, hierarchy);
+  };
+  function d3_layout_treemapPadNull(node) {
+    return {
+      x: node.x,
+      y: node.y,
+      dx: node.dx,
+      dy: node.dy
+    };
+  }
+  function d3_layout_treemapPad(node, padding) {
+    var x = node.x + padding[3], y = node.y + padding[0], dx = node.dx - padding[1] - padding[3], dy = node.dy - padding[0] - padding[2];
+    if (dx < 0) {
+      x += dx / 2;
+      dx = 0;
+    }
+    if (dy < 0) {
+      y += dy / 2;
+      dy = 0;
+    }
+    return {
+      x: x,
+      y: y,
+      dx: dx,
+      dy: dy
+    };
+  }
+  d3.random = {
+    normal: function(µ, σ) {
+      var n = arguments.length;
+      if (n < 2) σ = 1;
+      if (n < 1) µ = 0;
+      return function() {
+        var x, y, r;
+        do {
+          x = Math.random() * 2 - 1;
+          y = Math.random() * 2 - 1;
+          r = x * x + y * y;
+        } while (!r || r > 1);
+        return µ + σ * x * Math.sqrt(-2 * Math.log(r) / r);
+      };
+    },
+    logNormal: function() {
+      var random = d3.random.normal.apply(d3, arguments);
+      return function() {
+        return Math.exp(random());
+      };
+    },
+    irwinHall: function(m) {
+      return function() {
+        for (var s = 0, j = 0; j < m; j++) s += Math.random();
+        return s / m;
+      };
+    }
+  };
+  d3.scale = {};
+  function d3_scaleExtent(domain) {
+    var start = domain[0], stop = domain[domain.length - 1];
+    return start < stop ? [ start, stop ] : [ stop, start ];
+  }
+  function d3_scaleRange(scale) {
+    return scale.rangeExtent ? scale.rangeExtent() : d3_scaleExtent(scale.range());
+  }
+  function d3_scale_bilinear(domain, range, uninterpolate, interpolate) {
+    var u = uninterpolate(domain[0], domain[1]), i = interpolate(range[0], range[1]);
+    return function(x) {
+      return i(u(x));
+    };
+  }
+  function d3_scale_nice(domain, nice) {
+    var i0 = 0, i1 = domain.length - 1, x0 = domain[i0], x1 = domain[i1], dx;
+    if (x1 < x0) {
+      dx = i0, i0 = i1, i1 = dx;
+      dx = x0, x0 = x1, x1 = dx;
+    }
+    domain[i0] = nice.floor(x0);
+    domain[i1] = nice.ceil(x1);
+    return domain;
+  }
+  function d3_scale_niceStep(step) {
+    return step ? {
+      floor: function(x) {
+        return Math.floor(x / step) * step;
+      },
+      ceil: function(x) {
+        return Math.ceil(x / step) * step;
+      }
+    } : d3_scale_niceIdentity;
+  }
+  var d3_scale_niceIdentity = {
+    floor: d3_identity,
+    ceil: d3_identity
+  };
+  function d3_scale_polylinear(domain, range, uninterpolate, interpolate) {
+    var u = [], i = [], j = 0, k = Math.min(domain.length, range.length) - 1;
+    if (domain[k] < domain[0]) {
+      domain = domain.slice().reverse();
+      range = range.slice().reverse();
+    }
+    while (++j <= k) {
+      u.push(uninterpolate(domain[j - 1], domain[j]));
+      i.push(interpolate(range[j - 1], range[j]));
+    }
+    return function(x) {
+      var j = d3.bisect(domain, x, 1, k) - 1;
+      return i[j](u[j](x));
+    };
+  }
+  d3.scale.linear = function() {
+    return d3_scale_linear([ 0, 1 ], [ 0, 1 ], d3_interpolate, false);
+  };
+  function d3_scale_linear(domain, range, interpolate, clamp) {
+    var output, input;
+    function rescale() {
+      var linear = Math.min(domain.length, range.length) > 2 ? d3_scale_polylinear : d3_scale_bilinear, uninterpolate = clamp ? d3_uninterpolateClamp : d3_uninterpolateNumber;
+      output = linear(domain, range, uninterpolate, interpolate);
+      input = linear(range, domain, uninterpolate, d3_interpolate);
+      return scale;
+    }
+    function scale(x) {
+      return output(x);
+    }
+    scale.invert = function(y) {
+      return input(y);
+    };
+    scale.domain = function(x) {
+      if (!arguments.length) return domain;
+      domain = x.map(Number);
+      return rescale();
+    };
+    scale.range = function(x) {
+      if (!arguments.length) return range;
+      range = x;
+      return rescale();
+    };
+    scale.rangeRound = function(x) {
+      return scale.range(x).interpolate(d3_interpolateRound);
+    };
+    scale.clamp = function(x) {
+      if (!arguments.length) return clamp;
+      clamp = x;
+      return rescale();
+    };
+    scale.interpolate = function(x) {
+      if (!arguments.length) return interpolate;
+      interpolate = x;
+      return rescale();
+    };
+    scale.ticks = function(m) {
+      return d3_scale_linearTicks(domain, m);
+    };
+    scale.tickFormat = function(m, format) {
+      return d3_scale_linearTickFormat(domain, m, format);
+    };
+    scale.nice = function(m) {
+      d3_scale_linearNice(domain, m);
+      return rescale();
+    };
+    scale.copy = function() {
+      return d3_scale_linear(domain, range, interpolate, clamp);
+    };
+    return rescale();
+  }
+  function d3_scale_linearRebind(scale, linear) {
+    return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp");
+  }
+  function d3_scale_linearNice(domain, m) {
+    return d3_scale_nice(domain, d3_scale_niceStep(d3_scale_linearTickRange(domain, m)[2]));
+  }
+  function d3_scale_linearTickRange(domain, m) {
+    if (m == null) m = 10;
+    var extent = d3_scaleExtent(domain), span = extent[1] - extent[0], step = Math.pow(10, Math.floor(Math.log(span / m) / Math.LN10)), err = m / span * step;
+    if (err <= .15) step *= 10; else if (err <= .35) step *= 5; else if (err <= .75) step *= 2;
+    extent[0] = Math.ceil(extent[0] / step) * step;
+    extent[1] = Math.floor(extent[1] / step) * step + step * .5;
+    extent[2] = step;
+    return extent;
+  }
+  function d3_scale_linearTicks(domain, m) {
+    return d3.range.apply(d3, d3_scale_linearTickRange(domain, m));
+  }
+  function d3_scale_linearTickFormat(domain, m, format) {
+    var precision = -Math.floor(Math.log(d3_scale_linearTickRange(domain, m)[2]) / Math.LN10 + .01);
+    return d3.format(format ? format.replace(d3_format_re, function(a, b, c, d, e, f, g, h, i, j) {
+      return [ b, c, d, e, f, g, h, i || "." + (precision - (j === "%") * 2), j ].join("");
+    }) : ",." + precision + "f");
+  }
+  d3.scale.log = function() {
+    return d3_scale_log(d3.scale.linear().domain([ 0, 1 ]), 10, true, [ 1, 10 ]);
+  };
+  function d3_scale_log(linear, base, positive, domain) {
+    function log(x) {
+      return (positive ? Math.log(x < 0 ? 0 : x) : -Math.log(x > 0 ? 0 : -x)) / Math.log(base);
+    }
+    function pow(x) {
+      return positive ? Math.pow(base, x) : -Math.pow(base, -x);
+    }
+    function scale(x) {
+      return linear(log(x));
+    }
+    scale.invert = function(x) {
+      return pow(linear.invert(x));
+    };
+    scale.domain = function(x) {
+      if (!arguments.length) return domain;
+      positive = x[0] >= 0;
+      linear.domain((domain = x.map(Number)).map(log));
+      return scale;
+    };
+    scale.base = function(_) {
+      if (!arguments.length) return base;
+      base = +_;
+      linear.domain(domain.map(log));
+      return scale;
+    };
+    scale.nice = function() {
+      var niced = d3_scale_nice(domain.map(log), positive ? Math : d3_scale_logNiceNegative);
+      linear.domain(niced);
+      domain = niced.map(pow);
+      return scale;
+    };
+    scale.ticks = function() {
+      var extent = d3_scaleExtent(domain), ticks = [], u = extent[0], v = extent[1], i = Math.floor(log(u)), j = Math.ceil(log(v)), n = base % 1 ? 2 : base;
+      if (isFinite(j - i)) {
+        if (positive) {
+          for (;i < j; i++) for (var k = 1; k < n; k++) ticks.push(pow(i) * k);
+          ticks.push(pow(i));
+        } else {
+          ticks.push(pow(i));
+          for (;i++ < j; ) for (var k = n - 1; k > 0; k--) ticks.push(pow(i) * k);
+        }
+        for (i = 0; ticks[i] < u; i++) {}
+        for (j = ticks.length; ticks[j - 1] > v; j--) {}
+        ticks = ticks.slice(i, j);
+      }
+      return ticks;
+    };
+    scale.tickFormat = function(n, format) {
+      if (!arguments.length) return d3_scale_logFormat;
+      if (arguments.length < 2) format = d3_scale_logFormat; else if (typeof format !== "function") format = d3.format(format);
+      var k = Math.max(.1, n / scale.ticks().length), f = positive ? (e = 1e-12, Math.ceil) : (e = -1e-12, 
+      Math.floor), e;
+      return function(d) {
+        return d / pow(f(log(d) + e)) <= k ? format(d) : "";
+      };
+    };
+    scale.copy = function() {
+      return d3_scale_log(linear.copy(), base, positive, domain);
+    };
+    return d3_scale_linearRebind(scale, linear);
+  }
+  var d3_scale_logFormat = d3.format(".0e"), d3_scale_logNiceNegative = {
+    floor: function(x) {
+      return -Math.ceil(-x);
+    },
+    ceil: function(x) {
+      return -Math.floor(-x);
+    }
+  };
+  d3.scale.pow = function() {
+    return d3_scale_pow(d3.scale.linear(), 1, [ 0, 1 ]);
+  };
+  function d3_scale_pow(linear, exponent, domain) {
+    var powp = d3_scale_powPow(exponent), powb = d3_scale_powPow(1 / exponent);
+    function scale(x) {
+      return linear(powp(x));
+    }
+    scale.invert = function(x) {
+      return powb(linear.invert(x));
+    };
+    scale.domain = function(x) {
+      if (!arguments.length) return domain;
+      linear.domain((domain = x.map(Number)).map(powp));
+      return scale;
+    };
+    scale.ticks = function(m) {
+      return d3_scale_linearTicks(domain, m);
+    };
+    scale.tickFormat = function(m, format) {
+      return d3_scale_linearTickFormat(domain, m, format);
+    };
+    scale.nice = function(m) {
+      return scale.domain(d3_scale_linearNice(domain, m));
+    };
+    scale.exponent = function(x) {
+      if (!arguments.length) return exponent;
+      powp = d3_scale_powPow(exponent = x);
+      powb = d3_scale_powPow(1 / exponent);
+      linear.domain(domain.map(powp));
+      return scale;
+    };
+    scale.copy = function() {
+      return d3_scale_pow(linear.copy(), exponent, domain);
+    };
+    return d3_scale_linearRebind(scale, linear);
+  }
+  function d3_scale_powPow(e) {
+    return function(x) {
+      return x < 0 ? -Math.pow(-x, e) : Math.pow(x, e);
+    };
+  }
+  d3.scale.sqrt = function() {
+    return d3.scale.pow().exponent(.5);
+  };
+  d3.scale.ordinal = function() {
+    return d3_scale_ordinal([], {
+      t: "range",
+      a: [ [] ]
+    });
+  };
+  function d3_scale_ordinal(domain, ranger) {
+    var index, range, rangeBand;
+    function scale(x) {
+      return range[((index.get(x) || ranger.t === "range" && index.set(x, domain.push(x))) - 1) % range.length];
+    }
+    function steps(start, step) {
+      return d3.range(domain.length).map(function(i) {
+        return start + step * i;
+      });
+    }
+    scale.domain = function(x) {
+      if (!arguments.length) return domain;
+      domain = [];
+      index = new d3_Map();
+      var i = -1, n = x.length, xi;
+      while (++i < n) if (!index.has(xi = x[i])) index.set(xi, domain.push(xi));
+      return scale[ranger.t].apply(scale, ranger.a);
+    };
+    scale.range = function(x) {
+      if (!arguments.length) return range;
+      range = x;
+      rangeBand = 0;
+      ranger = {
+        t: "range",
+        a: arguments
+      };
+      return scale;
+    };
+    scale.rangePoints = function(x, padding) {
+      if (arguments.length < 2) padding = 0;
+      var start = x[0], stop = x[1], step = (stop - start) / (Math.max(1, domain.length - 1) + padding);
+      range = steps(domain.length < 2 ? (start + stop) / 2 : start + step * padding / 2, step);
+      rangeBand = 0;
+      ranger = {
+        t: "rangePoints",
+        a: arguments
+      };
+      return scale;
+    };
+    scale.rangeBands = function(x, padding, outerPadding) {
+      if (arguments.length < 2) padding = 0;
+      if (arguments.length < 3) outerPadding = padding;
+      var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = (stop - start) / (domain.length - padding + 2 * outerPadding);
+      range = steps(start + step * outerPadding, step);
+      if (reverse) range.reverse();
+      rangeBand = step * (1 - padding);
+      ranger = {
+        t: "rangeBands",
+        a: arguments
+      };
+      return scale;
+    };
+    scale.rangeRoundBands = function(x, padding, outerPadding) {
+      if (arguments.length < 2) padding = 0;
+      if (arguments.length < 3) outerPadding = padding;
+      var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = Math.floor((stop - start) / (domain.length - padding + 2 * outerPadding)), error = stop - start - (domain.length - padding) * step;
+      range = steps(start + Math.round(error / 2), step);
+      if (reverse) range.reverse();
+      rangeBand = Math.round(step * (1 - padding));
+      ranger = {
+        t: "rangeRoundBands",
+        a: arguments
+      };
+      return scale;
+    };
+    scale.rangeBand = function() {
+      return rangeBand;
+    };
+    scale.rangeExtent = function() {
+      return d3_scaleExtent(ranger.a[0]);
+    };
+    scale.copy = function() {
+      return d3_scale_ordinal(domain, ranger);
+    };
+    return scale.domain(domain);
+  }
+  d3.scale.category10 = function() {
+    return d3.scale.ordinal().range(d3_category10);
+  };
+  d3.scale.category20 = function() {
+    return d3.scale.ordinal().range(d3_category20);
+  };
+  d3.scale.category20b = function() {
+    return d3.scale.ordinal().range(d3_category20b);
+  };
+  d3.scale.category20c = function() {
+    return d3.scale.ordinal().range(d3_category20c);
+  };
+  var d3_category10 = [ 2062260, 16744206, 2924588, 14034728, 9725885, 9197131, 14907330, 8355711, 12369186, 1556175 ].map(d3_rgbString);
+  var d3_category20 = [ 2062260, 11454440, 16744206, 16759672, 2924588, 10018698, 14034728, 16750742, 9725885, 12955861, 9197131, 12885140, 14907330, 16234194, 8355711, 13092807, 12369186, 14408589, 1556175, 10410725 ].map(d3_rgbString);
+  var d3_category20b = [ 3750777, 5395619, 7040719, 10264286, 6519097, 9216594, 11915115, 13556636, 9202993, 12426809, 15186514, 15190932, 8666169, 11356490, 14049643, 15177372, 8077683, 10834324, 13528509, 14589654 ].map(d3_rgbString);
+  var d3_category20c = [ 3244733, 7057110, 10406625, 13032431, 15095053, 16616764, 16625259, 16634018, 3253076, 7652470, 10607003, 13101504, 7695281, 10394312, 12369372, 14342891, 6513507, 9868950, 12434877, 14277081 ].map(d3_rgbString);
+  d3.scale.quantile = function() {
+    return d3_scale_quantile([], []);
+  };
+  function d3_scale_quantile(domain, range) {
+    var thresholds;
+    function rescale() {
+      var k = 0, q = range.length;
+      thresholds = [];
+      while (++k < q) thresholds[k - 1] = d3.quantile(domain, k / q);
+      return scale;
+    }
+    function scale(x) {
+      if (!isNaN(x = +x)) return range[d3.bisect(thresholds, x)];
+    }
+    scale.domain = function(x) {
+      if (!arguments.length) return domain;
+      domain = x.filter(function(d) {
+        return !isNaN(d);
+      }).sort(d3.ascending);
+      return rescale();
+    };
+    scale.range = function(x) {
+      if (!arguments.length) return range;
+      range = x;
+      return rescale();
+    };
+    scale.quantiles = function() {
+      return thresholds;
+    };
+    scale.invertExtent = function(y) {
+      y = range.indexOf(y);
+      return y < 0 ? [ NaN, NaN ] : [ y > 0 ? thresholds[y - 1] : domain[0], y < thresholds.length ? thresholds[y] : domain[domain.length - 1] ];
+    };
+    scale.copy = function() {
+      return d3_scale_quantile(domain, range);
+    };
+    return rescale();
+  }
+  d3.scale.quantize = function() {
+    return d3_scale_quantize(0, 1, [ 0, 1 ]);
+  };
+  function d3_scale_quantize(x0, x1, range) {
+    var kx, i;
+    function scale(x) {
+      return range[Math.max(0, Math.min(i, Math.floor(kx * (x - x0))))];
+    }
+    function rescale() {
+      kx = range.length / (x1 - x0);
+      i = range.length - 1;
+      return scale;
+    }
+    scale.domain = function(x) {
+      if (!arguments.length) return [ x0, x1 ];
+      x0 = +x[0];
+      x1 = +x[x.length - 1];
+      return rescale();
+    };
+    scale.range = function(x) {
+      if (!arguments.length) return range;
+      range = x;
+      return rescale();
+    };
+    scale.invertExtent = function(y) {
+      y = range.indexOf(y);
+      y = y < 0 ? NaN : y / kx + x0;
+      return [ y, y + 1 / kx ];
+    };
+    scale.copy = function() {
+      return d3_scale_quantize(x0, x1, range);
+    };
+    return rescale();
+  }
+  d3.scale.threshold = function() {
+    return d3_scale_threshold([ .5 ], [ 0, 1 ]);
+  };
+  function d3_scale_threshold(domain, range) {
+    function scale(x) {
+      if (x <= x) return range[d3.bisect(domain, x)];
+    }
+    scale.domain = function(_) {
+      if (!arguments.length) return domain;
+      domain = _;
+      return scale;
+    };
+    scale.range = function(_) {
+      if (!arguments.length) return range;
+      range = _;
+      return scale;
+    };
+    scale.invertExtent = function(y) {
+      y = range.indexOf(y);
+      return [ domain[y - 1], domain[y] ];
+    };
+    scale.copy = function() {
+      return d3_scale_threshold(domain, range);
+    };
+    return scale;
+  }
+  d3.scale.identity = function() {
+    return d3_scale_identity([ 0, 1 ]);
+  };
+  function d3_scale_identity(domain) {
+    function identity(x) {
+      return +x;
+    }
+    identity.invert = identity;
+    identity.domain = identity.range = function(x) {
+      if (!arguments.length) return domain;
+      domain = x.map(identity);
+      return identity;
+    };
+    identity.ticks = function(m) {
+      return d3_scale_linearTicks(domain, m);
+    };
+    identity.tickFormat = function(m, format) {
+      return d3_scale_linearTickFormat(domain, m, format);
+    };
+    identity.copy = function() {
+      return d3_scale_identity(domain);
+    };
+    return identity;
+  }
+  d3.svg.arc = function() {
+    var innerRadius = d3_svg_arcInnerRadius, outerRadius = d3_svg_arcOuterRadius, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle;
+    function arc() {
+      var r0 = innerRadius.apply(this, arguments), r1 = outerRadius.apply(this, arguments), a0 = startAngle.apply(this, arguments) + d3_svg_arcOffset, a1 = endAngle.apply(this, arguments) + d3_svg_arcOffset, da = (a1 < a0 && (da = a0, 
+      a0 = a1, a1 = da), a1 - a0), df = da < π ? "0" : "1", c0 = Math.cos(a0), s0 = Math.sin(a0), c1 = Math.cos(a1), s1 = Math.sin(a1);
+      return da >= d3_svg_arcMax ? r0 ? "M0," + r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + -r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 + "M0," + r0 + "A" + r0 + "," + r0 + " 0 1,0 0," + -r0 + "A" + r0 + "," + r0 + " 0 1,0 0," + r0 + "Z" : "M0," + r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + -r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 + "Z" : r0 ? "M" + r1 * c0 + "," + r1 * s0 + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 + "L" + r0 * c1 + "," + r0 * s1 + "A" + r0 + "," + r0 + " 0 " + df + ",0 " + r0 * c0 + "," + r0 * s0 + "Z" : "M" + r1 * c0 + "," + r1 * s0 + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 + "L0,0" + "Z";
+    }
+    arc.innerRadius = function(v) {
+      if (!arguments.length) return innerRadius;
+      innerRadius = d3_functor(v);
+      return arc;
+    };
+    arc.outerRadius = function(v) {
+      if (!arguments.length) return outerRadius;
+      outerRadius = d3_functor(v);
+      return arc;
+    };
+    arc.startAngle = function(v) {
+      if (!arguments.length) return startAngle;
+      startAngle = d3_functor(v);
+      return arc;
+    };
+    arc.endAngle = function(v) {
+      if (!arguments.length) return endAngle;
+      endAngle = d3_functor(v);
+      return arc;
+    };
+    arc.centroid = function() {
+      var r = (innerRadius.apply(this, arguments) + outerRadius.apply(this, arguments)) / 2, a = (startAngle.apply(this, arguments) + endAngle.apply(this, arguments)) / 2 + d3_svg_arcOffset;
+      return [ Math.cos(a) * r, Math.sin(a) * r ];
+    };
+    return arc;
+  };
+  var d3_svg_arcOffset = -halfπ, d3_svg_arcMax = τ - ε;
+  function d3_svg_arcInnerRadius(d) {
+    return d.innerRadius;
+  }
+  function d3_svg_arcOuterRadius(d) {
+    return d.outerRadius;
+  }
+  function d3_svg_arcStartAngle(d) {
+    return d.startAngle;
+  }
+  function d3_svg_arcEndAngle(d) {
+    return d.endAngle;
+  }
+  d3.svg.line.radial = function() {
+    var line = d3_svg_line(d3_svg_lineRadial);
+    line.radius = line.x, delete line.x;
+    line.angle = line.y, delete line.y;
+    return line;
+  };
+  function d3_svg_lineRadial(points) {
+    var point, i = -1, n = points.length, r, a;
+    while (++i < n) {
+      point = points[i];
+      r = point[0];
+      a = point[1] + d3_svg_arcOffset;
+      point[0] = r * Math.cos(a);
+      point[1] = r * Math.sin(a);
+    }
+    return points;
+  }
+  function d3_svg_area(projection) {
+    var x0 = d3_svg_lineX, x1 = d3_svg_lineX, y0 = 0, y1 = d3_svg_lineY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, interpolateReverse = interpolate, L = "L", tension = .7;
+    function area(data) {
+      var segments = [], points0 = [], points1 = [], i = -1, n = data.length, d, fx0 = d3_functor(x0), fy0 = d3_functor(y0), fx1 = x0 === x1 ? function() {
+        return x;
+      } : d3_functor(x1), fy1 = y0 === y1 ? function() {
+        return y;
+      } : d3_functor(y1), x, y;
+      function segment() {
+        segments.push("M", interpolate(projection(points1), tension), L, interpolateReverse(projection(points0.reverse()), tension), "Z");
+      }
+      while (++i < n) {
+        if (defined.call(this, d = data[i], i)) {
+          points0.push([ x = +fx0.call(this, d, i), y = +fy0.call(this, d, i) ]);
+          points1.push([ +fx1.call(this, d, i), +fy1.call(this, d, i) ]);
+        } else if (points0.length) {
+          segment();
+          points0 = [];
+          points1 = [];
+        }
+      }
+      if (points0.length) segment();
+      return segments.length ? segments.join("") : null;
+    }
+    area.x = function(_) {
+      if (!arguments.length) return x1;
+      x0 = x1 = _;
+      return area;
+    };
+    area.x0 = function(_) {
+      if (!arguments.length) return x0;
+      x0 = _;
+      return area;
+    };
+    area.x1 = function(_) {
+      if (!arguments.length) return x1;
+      x1 = _;
+      return area;
+    };
+    area.y = function(_) {
+      if (!arguments.length) return y1;
+      y0 = y1 = _;
+      return area;
+    };
+    area.y0 = function(_) {
+      if (!arguments.length) return y0;
+      y0 = _;
+      return area;
+    };
+    area.y1 = function(_) {
+      if (!arguments.length) return y1;
+      y1 = _;
+      return area;
+    };
+    area.defined = function(_) {
+      if (!arguments.length) return defined;
+      defined = _;
+      return area;
+    };
+    area.interpolate = function(_) {
+      if (!arguments.length) return interpolateKey;
+      if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key;
+      interpolateReverse = interpolate.reverse || interpolate;
+      L = interpolate.closed ? "M" : "L";
+      return area;
+    };
+    area.tension = function(_) {
+      if (!arguments.length) return tension;
+      tension = _;
+      return area;
+    };
+    return area;
+  }
+  d3_svg_lineStepBefore.reverse = d3_svg_lineStepAfter;
+  d3_svg_lineStepAfter.reverse = d3_svg_lineStepBefore;
+  d3.svg.area = function() {
+    return d3_svg_area(d3_identity);
+  };
+  d3.svg.area.radial = function() {
+    var area = d3_svg_area(d3_svg_lineRadial);
+    area.radius = area.x, delete area.x;
+    area.innerRadius = area.x0, delete area.x0;
+    area.outerRadius = area.x1, delete area.x1;
+    area.angle = area.y, delete area.y;
+    area.startAngle = area.y0, delete area.y0;
+    area.endAngle = area.y1, delete area.y1;
+    return area;
+  };
+  d3.svg.chord = function() {
+    var source = d3_source, target = d3_target, radius = d3_svg_chordRadius, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle;
+    function chord(d, i) {
+      var s = subgroup(this, source, d, i), t = subgroup(this, target, d, i);
+      return "M" + s.p0 + arc(s.r, s.p1, s.a1 - s.a0) + (equals(s, t) ? curve(s.r, s.p1, s.r, s.p0) : curve(s.r, s.p1, t.r, t.p0) + arc(t.r, t.p1, t.a1 - t.a0) + curve(t.r, t.p1, s.r, s.p0)) + "Z";
+    }
+    function subgroup(self, f, d, i) {
+      var subgroup = f.call(self, d, i), r = radius.call(self, subgroup, i), a0 = startAngle.call(self, subgroup, i) + d3_svg_arcOffset, a1 = endAngle.call(self, subgroup, i) + d3_svg_arcOffset;
+      return {
+        r: r,
+        a0: a0,
+        a1: a1,
+        p0: [ r * Math.cos(a0), r * Math.sin(a0) ],
+        p1: [ r * Math.cos(a1), r * Math.sin(a1) ]
+      };
+    }
+    function equals(a, b) {
+      return a.a0 == b.a0 && a.a1 == b.a1;
+    }
+    function arc(r, p, a) {
+      return "A" + r + "," + r + " 0 " + +(a > π) + ",1 " + p;
+    }
+    function curve(r0, p0, r1, p1) {
+      return "Q 0,0 " + p1;
+    }
+    chord.radius = function(v) {
+      if (!arguments.length) return radius;
+      radius = d3_functor(v);
+      return chord;
+    };
+    chord.source = function(v) {
+      if (!arguments.length) return source;
+      source = d3_functor(v);
+      return chord;
+    };
+    chord.target = function(v) {
+      if (!arguments.length) return target;
+      target = d3_functor(v);
+      return chord;
+    };
+    chord.startAngle = function(v) {
+      if (!arguments.length) return startAngle;
+      startAngle = d3_functor(v);
+      return chord;
+    };
+    chord.endAngle = function(v) {
+      if (!arguments.length) return endAngle;
+      endAngle = d3_functor(v);
+      return chord;
+    };
+    return chord;
+  };
+  function d3_svg_chordRadius(d) {
+    return d.radius;
+  }
+  d3.svg.diagonal = function() {
+    var source = d3_source, target = d3_target, projection = d3_svg_diagonalProjection;
+    function diagonal(d, i) {
+      var p0 = source.call(this, d, i), p3 = target.call(this, d, i), m = (p0.y + p3.y) / 2, p = [ p0, {
+        x: p0.x,
+        y: m
+      }, {
+        x: p3.x,
+        y: m
+      }, p3 ];
+      p = p.map(projection);
+      return "M" + p[0] + "C" + p[1] + " " + p[2] + " " + p[3];
+    }
+    diagonal.source = function(x) {
+      if (!arguments.length) return source;
+      source = d3_functor(x);
+      return diagonal;
+    };
+    diagonal.target = function(x) {
+      if (!arguments.length) return target;
+      target = d3_functor(x);
+      return diagonal;
+    };
+    diagonal.projection = function(x) {
+      if (!arguments.length) return projection;
+      projection = x;
+      return diagonal;
+    };
+    return diagonal;
+  };
+  function d3_svg_diagonalProjection(d) {
+    return [ d.x, d.y ];
+  }
+  d3.svg.diagonal.radial = function() {
+    var diagonal = d3.svg.diagonal(), projection = d3_svg_diagonalProjection, projection_ = diagonal.projection;
+    diagonal.projection = function(x) {
+      return arguments.length ? projection_(d3_svg_diagonalRadialProjection(projection = x)) : projection;
+    };
+    return diagonal;
+  };
+  function d3_svg_diagonalRadialProjection(projection) {
+    return function() {
+      var d = projection.apply(this, arguments), r = d[0], a = d[1] + d3_svg_arcOffset;
+      return [ r * Math.cos(a), r * Math.sin(a) ];
+    };
+  }
+  d3.svg.symbol = function() {
+    var type = d3_svg_symbolType, size = d3_svg_symbolSize;
+    function symbol(d, i) {
+      return (d3_svg_symbols.get(type.call(this, d, i)) || d3_svg_symbolCircle)(size.call(this, d, i));
+    }
+    symbol.type = function(x) {
+      if (!arguments.length) return type;
+      type = d3_functor(x);
+      return symbol;
+    };
+    symbol.size = function(x) {
+      if (!arguments.length) return size;
+      size = d3_functor(x);
+      return symbol;
+    };
+    return symbol;
+  };
+  function d3_svg_symbolSize() {
+    return 64;
+  }
+  function d3_svg_symbolType() {
+    return "circle";
+  }
+  function d3_svg_symbolCircle(size) {
+    var r = Math.sqrt(size / π);
+    return "M0," + r + "A" + r + "," + r + " 0 1,1 0," + -r + "A" + r + "," + r + " 0 1,1 0," + r + "Z";
+  }
+  var d3_svg_symbols = d3.map({
+    circle: d3_svg_symbolCircle,
+    cross: function(size) {
+      var r = Math.sqrt(size / 5) / 2;
+      return "M" + -3 * r + "," + -r + "H" + -r + "V" + -3 * r + "H" + r + "V" + -r + "H" + 3 * r + "V" + r + "H" + r + "V" + 3 * r + "H" + -r + "V" + r + "H" + -3 * r + "Z";
+    },
+    diamond: function(size) {
+      var ry = Math.sqrt(size / (2 * d3_svg_symbolTan30)), rx = ry * d3_svg_symbolTan30;
+      return "M0," + -ry + "L" + rx + ",0" + " 0," + ry + " " + -rx + ",0" + "Z";
+    },
+    square: function(size) {
+      var r = Math.sqrt(size) / 2;
+      return "M" + -r + "," + -r + "L" + r + "," + -r + " " + r + "," + r + " " + -r + "," + r + "Z";
+    },
+    "triangle-down": function(size) {
+      var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2;
+      return "M0," + ry + "L" + rx + "," + -ry + " " + -rx + "," + -ry + "Z";
+    },
+    "triangle-up": function(size) {
+      var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2;
+      return "M0," + -ry + "L" + rx + "," + ry + " " + -rx + "," + ry + "Z";
+    }
+  });
+  d3.svg.symbolTypes = d3_svg_symbols.keys();
+  var d3_svg_symbolSqrt3 = Math.sqrt(3), d3_svg_symbolTan30 = Math.tan(30 * d3_radians);
+  function d3_transition(groups, id) {
+    d3_subclass(groups, d3_transitionPrototype);
+    groups.id = id;
+    return groups;
+  }
+  var d3_transitionPrototype = [], d3_transitionId = 0, d3_transitionInheritId, d3_transitionInherit;
+  d3_transitionPrototype.call = d3_selectionPrototype.call;
+  d3_transitionPrototype.empty = d3_selectionPrototype.empty;
+  d3_transitionPrototype.node = d3_selectionPrototype.node;
+  d3_transitionPrototype.size = d3_selectionPrototype.size;
+  d3.transition = function(selection) {
+    return arguments.length ? d3_transitionInheritId ? selection.transition() : selection : d3_selectionRoot.transition();
+  };
+  d3.transition.prototype = d3_transitionPrototype;
+  d3_transitionPrototype.select = function(selector) {
+    var id = this.id, subgroups = [], subgroup, subnode, node;
+    selector = d3_selection_selector(selector);
+    for (var j = -1, m = this.length; ++j < m; ) {
+      subgroups.push(subgroup = []);
+      for (var group = this[j], i = -1, n = group.length; ++i < n; ) {
+        if ((node = group[i]) && (subnode = selector.call(node, node.__data__, i, j))) {
+          if ("__data__" in node) subnode.__data__ = node.__data__;
+          d3_transitionNode(subnode, i, id, node.__transition__[id]);
+          subgroup.push(subnode);
+        } else {
+          subgroup.push(null);
+        }
+      }
+    }
+    return d3_transition(subgroups, id);
+  };
+  d3_transitionPrototype.selectAll = function(selector) {
+    var id = this.id, subgroups = [], subgroup, subnodes, node, subnode, transition;
+    selector = d3_selection_selectorAll(selector);
+    for (var j = -1, m = this.length; ++j < m; ) {
+      for (var group = this[j], i = -1, n = group.length; ++i < n; ) {
+        if (node = group[i]) {
+          transition = node.__transition__[id];
+          subnodes = selector.call(node, node.__data__, i, j);
+          subgroups.push(subgroup = []);
+          for (var k = -1, o = subnodes.length; ++k < o; ) {
+            if (subnode = subnodes[k]) d3_transitionNode(subnode, k, id, transition);
+            subgroup.push(subnode);
+          }
+        }
+      }
+    }
+    return d3_transition(subgroups, id);
+  };
+  d3_transitionPrototype.filter = function(filter) {
+    var subgroups = [], subgroup, group, node;
+    if (typeof filter !== "function") filter = d3_selection_filter(filter);
+    for (var j = 0, m = this.length; j < m; j++) {
+      subgroups.push(subgroup = []);
+      for (var group = this[j], i = 0, n = group.length; i < n; i++) {
+        if ((node = group[i]) && filter.call(node, node.__data__, i)) {
+          subgroup.push(node);
+        }
+      }
+    }
+    return d3_transition(subgroups, this.id);
+  };
+  d3_transitionPrototype.tween = function(name, tween) {
+    var id = this.id;
+    if (arguments.length < 2) return this.node().__transition__[id].tween.get(name);
+    return d3_selection_each(this, tween == null ? function(node) {
+      node.__transition__[id].tween.remove(name);
+    } : function(node) {
+      node.__transition__[id].tween.set(name, tween);
+    });
+  };
+  function d3_transition_tween(groups, name, value, tween) {
+    var id = groups.id;
+    return d3_selection_each(groups, typeof value === "function" ? function(node, i, j) {
+      node.__transition__[id].tween.set(name, tween(value.call(node, node.__data__, i, j)));
+    } : (value = tween(value), function(node) {
+      node.__transition__[id].tween.set(name, value);
+    }));
+  }
+  d3_transitionPrototype.attr = function(nameNS, value) {
+    if (arguments.length < 2) {
+      for (value in nameNS) this.attr(value, nameNS[value]);
+      return this;
+    }
+    var interpolate = nameNS == "transform" ? d3_interpolateTransform : d3_interpolate, name = d3.ns.qualify(nameNS);
+    function attrNull() {
+      this.removeAttribute(name);
+    }
+    function attrNullNS() {
+      this.removeAttributeNS(name.space, name.local);
+    }
+    function attrTween(b) {
+      return b == null ? attrNull : (b += "", function() {
+        var a = this.getAttribute(name), i;
+        return a !== b && (i = interpolate(a, b), function(t) {
+          this.setAttribute(name, i(t));
+        });
+      });
+    }
+    function attrTweenNS(b) {
+      return b == null ? attrNullNS : (b += "", function() {
+        var a = this.getAttributeNS(name.space, name.local), i;
+        return a !== b && (i = interpolate(a, b), function(t) {
+          this.setAttributeNS(name.space, name.local, i(t));
+        });
+      });
+    }
+    return d3_transition_tween(this, "attr." + nameNS, value, name.local ? attrTweenNS : attrTween);
+  };
+  d3_transitionPrototype.attrTween = function(nameNS, tween) {
+    var name = d3.ns.qualify(nameNS);
+    function attrTween(d, i) {
+      var f = tween.call(this, d, i, this.getAttribute(name));
+      return f && function(t) {
+        this.setAttribute(name, f(t));
+      };
+    }
+    function attrTweenNS(d, i) {
+      var f = tween.call(this, d, i, this.getAttributeNS(name.space, name.local));
+      return f && function(t) {
+        this.setAttributeNS(name.space, name.local, f(t));
+      };
+    }
+    return this.tween("attr." + nameNS, name.local ? attrTweenNS : attrTween);
+  };
+  d3_transitionPrototype.style = function(name, value, priority) {
+    var n = arguments.length;
+    if (n < 3) {
+      if (typeof name !== "string") {
+        if (n < 2) value = "";
+        for (priority in name) this.style(priority, name[priority], value);
+        return this;
+      }
+      priority = "";
+    }
+    function styleNull() {
+      this.style.removeProperty(name);
+    }
+    function styleString(b) {
+      return b == null ? styleNull : (b += "", function() {
+        var a = d3_window.getComputedStyle(this, null).getPropertyValue(name), i;
+        return a !== b && (i = d3_interpolate(a, b), function(t) {
+          this.style.setProperty(name, i(t), priority);
+        });
+      });
+    }
+    return d3_transition_tween(this, "style." + name, value, styleString);
+  };
+  d3_transitionPrototype.styleTween = function(name, tween, priority) {
+    if (arguments.length < 3) priority = "";
+    function styleTween(d, i) {
+      var f = tween.call(this, d, i, d3_window.getComputedStyle(this, null).getPropertyValue(name));
+      return f && function(t) {
+        this.style.setProperty(name, f(t), priority);
+      };
+    }
+    return this.tween("style." + name, styleTween);
+  };
+  d3_transitionPrototype.text = function(value) {
+    return d3_transition_tween(this, "text", value, d3_transition_text);
+  };
+  function d3_transition_text(b) {
+    if (b == null) b = "";
+    return function() {
+      this.textContent = b;
+    };
+  }
+  d3_transitionPrototype.remove = function() {
+    return this.each("end.transition", function() {
+      var p;
+      if (this.__transition__.count < 2 && (p = this.parentNode)) p.removeChild(this);
+    });
+  };
+  d3_transitionPrototype.ease = function(value) {
+    var id = this.id;
+    if (arguments.length < 1) return this.node().__transition__[id].ease;
+    if (typeof value !== "function") value = d3.ease.apply(d3, arguments);
+    return d3_selection_each(this, function(node) {
+      node.__transition__[id].ease = value;
+    });
+  };
+  d3_transitionPrototype.delay = function(value) {
+    var id = this.id;
+    return d3_selection_each(this, typeof value === "function" ? function(node, i, j) {
+      node.__transition__[id].delay = +value.call(node, node.__data__, i, j);
+    } : (value = +value, function(node) {
+      node.__transition__[id].delay = value;
+    }));
+  };
+  d3_transitionPrototype.duration = function(value) {
+    var id = this.id;
+    return d3_selection_each(this, typeof value === "function" ? function(node, i, j) {
+      node.__transition__[id].duration = Math.max(1, value.call(node, node.__data__, i, j));
+    } : (value = Math.max(1, value), function(node) {
+      node.__transition__[id].duration = value;
+    }));
+  };
+  d3_transitionPrototype.each = function(type, listener) {
+    var id = this.id;
+    if (arguments.length < 2) {
+      var inherit = d3_transitionInherit, inheritId = d3_transitionInheritId;
+      d3_transitionInheritId = id;
+      d3_selection_each(this, function(node, i, j) {
+        d3_transitionInherit = node.__transition__[id];
+        type.call(node, node.__data__, i, j);
+      });
+      d3_transitionInherit = inherit;
+      d3_transitionInheritId = inheritId;
+    } else {
+      d3_selection_each(this, function(node) {
+        var transition = node.__transition__[id];
+        (transition.event || (transition.event = d3.dispatch("start", "end"))).on(type, listener);
+      });
+    }
+    return this;
+  };
+  d3_transitionPrototype.transition = function() {
+    var id0 = this.id, id1 = ++d3_transitionId, subgroups = [], subgroup, group, node, transition;
+    for (var j = 0, m = this.length; j < m; j++) {
+      subgroups.push(subgroup = []);
+      for (var group = this[j], i = 0, n = group.length; i < n; i++) {
+        if (node = group[i]) {
+          transition = Object.create(node.__transition__[id0]);
+          transition.delay += transition.duration;
+          d3_transitionNode(node, i, id1, transition);
+        }
+        subgroup.push(node);
+      }
+    }
+    return d3_transition(subgroups, id1);
+  };
+  function d3_transitionNode(node, i, id, inherit) {
+    var lock = node.__transition__ || (node.__transition__ = {
+      active: 0,
+      count: 0
+    }), transition = lock[id];
+    if (!transition) {
+      var time = inherit.time;
+      transition = lock[id] = {
+        tween: new d3_Map(),
+        time: time,
+        ease: inherit.ease,
+        delay: inherit.delay,
+        duration: inherit.duration
+      };
+      ++lock.count;
+      d3.timer(function(elapsed) {
+        var d = node.__data__, ease = transition.ease, delay = transition.delay, duration = transition.duration, tweened = [];
+        if (delay <= elapsed) return start(elapsed - delay);
+        d3_timer_replace(start, delay, time);
+        function start(elapsed) {
+          if (lock.active > id) return stop();
+          lock.active = id;
+          transition.event && transition.event.start.call(node, d, i);
+          transition.tween.forEach(function(key, value) {
+            if (value = value.call(node, d, i)) {
+              tweened.push(value);
+            }
+          });
+          if (tick(elapsed || 1)) return 1;
+          d3_timer_replace(tick, delay, time);
+        }
+        function tick(elapsed) {
+          if (lock.active !== id) return stop();
+          var t = elapsed / duration, e = ease(t), n = tweened.length;
+          while (n > 0) {
+            tweened[--n].call(node, e);
+          }
+          if (t >= 1) {
+            transition.event && transition.event.end.call(node, d, i);
+            return stop();
+          }
+        }
+        function stop() {
+          if (--lock.count) delete lock[id]; else delete node.__transition__;
+          return 1;
+        }
+      }, 0, time);
+    }
+  }
+  d3.svg.axis = function() {
+    var scale = d3.scale.linear(), orient = d3_svg_axisDefaultOrient, innerTickSize = 6, outerTickSize = 6, tickPadding = 3, tickArguments_ = [ 10 ], tickValues = null, tickFormat_;
+    function axis(g) {
+      g.each(function() {
+        var g = d3.select(this);
+        var scale0 = this.__chart__ || scale, scale1 = this.__chart__ = scale.copy();
+        var ticks = tickValues == null ? scale1.ticks ? scale1.ticks.apply(scale1, tickArguments_) : scale1.domain() : tickValues, tickFormat = tickFormat_ == null ? scale1.tickFormat ? scale1.tickFormat.apply(scale1, tickArguments_) : d3_identity : tickFormat_, tick = g.selectAll(".tick").data(ticks, scale1), tickEnter = tick.enter().insert("g", ".domain").attr("class", "tick").style("opacity", ε), tickExit = d3.transition(tick.exit()).style("opacity", ε).remove(), tickUpdate = d3.transition(tick).style("opacity", 1), tickTransform;
+        var range = d3_scaleRange(scale1), path = g.selectAll(".domain").data([ 0 ]), pathUpdate = (path.enter().append("path").attr("class", "domain"), 
+        d3.transition(path));
+        tickEnter.append("line");
+        tickEnter.append("text");
+        var lineEnter = tickEnter.select("line"), lineUpdate = tickUpdate.select("line"), text = tick.select("text").text(tickFormat), textEnter = tickEnter.select("text"), textUpdate = tickUpdate.select("text");
+        switch (orient) {
+         case "bottom":
+          {
+            tickTransform = d3_svg_axisX;
+            lineEnter.attr("y2", innerTickSize);
+            textEnter.attr("y", Math.max(innerTickSize, 0) + tickPadding);
+            lineUpdate.attr("x2", 0).attr("y2", innerTickSize);
+            textUpdate.attr("x", 0).attr("y", Math.max(innerTickSize, 0) + tickPadding);
+            text.attr("dy", ".71em").style("text-anchor", "middle");
+            pathUpdate.attr("d", "M" + range[0] + "," + outerTickSize + "V0H" + range[1] + "V" + outerTickSize);
+            break;
+          }
+
+         case "top":
+          {
+            tickTransform = d3_svg_axisX;
+            lineEnter.attr("y2", -innerTickSize);
+            textEnter.attr("y", -(Math.max(innerTickSize, 0) + tickPadding));
+            lineUpdate.attr("x2", 0).attr("y2", -innerTickSize);
+            textUpdate.attr("x", 0).attr("y", -(Math.max(innerTickSize, 0) + tickPadding));
+            text.attr("dy", "0em").style("text-anchor", "middle");
+            pathUpdate.attr("d", "M" + range[0] + "," + -outerTickSize + "V0H" + range[1] + "V" + -outerTickSize);
+            break;
+          }
+
+         case "left":
+          {
+            tickTransform = d3_svg_axisY;
+            lineEnter.attr("x2", -innerTickSize);
+            textEnter.attr("x", -(Math.max(innerTickSize, 0) + tickPadding));
+            lineUpdate.attr("x2", -innerTickSize).attr("y2", 0);
+            textUpdate.attr("x", -(Math.max(innerTickSize, 0) + tickPadding)).attr("y", 0);
+            text.attr("dy", ".32em").style("text-anchor", "end");
+            pathUpdate.attr("d", "M" + -outerTickSize + "," + range[0] + "H0V" + range[1] + "H" + -outerTickSize);
+            break;
+          }
+
+         case "right":
+          {
+            tickTransform = d3_svg_axisY;
+            lineEnter.attr("x2", innerTickSize);
+            textEnter.attr("x", Math.max(innerTickSize, 0) + tickPadding);
+            lineUpdate.attr("x2", innerTickSize).attr("y2", 0);
+            textUpdate.attr("x", Math.max(innerTickSize, 0) + tickPadding).attr("y", 0);
+            text.attr("dy", ".32em").style("text-anchor", "start");
+            pathUpdate.attr("d", "M" + outerTickSize + "," + range[0] + "H0V" + range[1] + "H" + outerTickSize);
+            break;
+          }
+        }
+        if (scale1.rangeBand) {
+          var dx = scale1.rangeBand() / 2, x = function(d) {
+            return scale1(d) + dx;
+          };
+          tickEnter.call(tickTransform, x);
+          tickUpdate.call(tickTransform, x);
+        } else {
+          tickEnter.call(tickTransform, scale0);
+          tickUpdate.call(tickTransform, scale1);
+          tickExit.call(tickTransform, scale1);
+        }
+      });
+    }
+    axis.scale = function(x) {
+      if (!arguments.length) return scale;
+      scale = x;
+      return axis;
+    };
+    axis.orient = function(x) {
+      if (!arguments.length) return orient;
+      orient = x in d3_svg_axisOrients ? x + "" : d3_svg_axisDefaultOrient;
+      return axis;
+    };
+    axis.ticks = function() {
+      if (!arguments.length) return tickArguments_;
+      tickArguments_ = arguments;
+      return axis;
+    };
+    axis.tickValues = function(x) {
+      if (!arguments.length) return tickValues;
+      tickValues = x;
+      return axis;
+    };
+    axis.tickFormat = function(x) {
+      if (!arguments.length) return tickFormat_;
+      tickFormat_ = x;
+      return axis;
+    };
+    axis.tickSize = function(x) {
+      var n = arguments.length;
+      if (!n) return innerTickSize;
+      innerTickSize = +x;
+      outerTickSize = +arguments[n - 1];
+      return axis;
+    };
+    axis.innerTickSize = function(x) {
+      if (!arguments.length) return innerTickSize;
+      innerTickSize = +x;
+      return axis;
+    };
+    axis.outerTickSize = function(x) {
+      if (!arguments.length) return outerTickSize;
+      outerTickSize = +x;
+      return axis;
+    };
+    axis.tickPadding = function(x) {
+      if (!arguments.length) return tickPadding;
+      tickPadding = +x;
+      return axis;
+    };
+    axis.tickSubdivide = function() {
+      return arguments.length && axis;
+    };
+    return axis;
+  };
+  var d3_svg_axisDefaultOrient = "bottom", d3_svg_axisOrients = {
+    top: 1,
+    right: 1,
+    bottom: 1,
+    left: 1
+  };
+  function d3_svg_axisX(selection, x) {
+    selection.attr("transform", function(d) {
+      return "translate(" + x(d) + ",0)";
+    });
+  }
+  function d3_svg_axisY(selection, y) {
+    selection.attr("transform", function(d) {
+      return "translate(0," + y(d) + ")";
+    });
+  }
+  d3.svg.brush = function() {
+    var event = d3_eventDispatch(brush, "brushstart", "brush", "brushend"), x = null, y = null, xExtent = [ 0, 0 ], yExtent = [ 0, 0 ], xExtentDomain, yExtentDomain, xClamp = true, yClamp = true, resizes = d3_svg_brushResizes[0];
+    function brush(g) {
+      g.each(function() {
+        var g = d3.select(this).style("pointer-events", "all").style("-webkit-tap-highlight-color", "rgba(0,0,0,0)").on("mousedown.brush", brushstart).on("touchstart.brush", brushstart);
+        var background = g.selectAll(".background").data([ 0 ]);
+        background.enter().append("rect").attr("class", "background").style("visibility", "hidden").style("cursor", "crosshair");
+        g.selectAll(".extent").data([ 0 ]).enter().append("rect").attr("class", "extent").style("cursor", "move");
+        var resize = g.selectAll(".resize").data(resizes, d3_identity);
+        resize.exit().remove();
+        resize.enter().append("g").attr("class", function(d) {
+          return "resize " + d;
+        }).style("cursor", function(d) {
+          return d3_svg_brushCursor[d];
+        }).append("rect").attr("x", function(d) {
+          return /[ew]$/.test(d) ? -3 : null;
+        }).attr("y", function(d) {
+          return /^[ns]/.test(d) ? -3 : null;
+        }).attr("width", 6).attr("height", 6).style("visibility", "hidden");
+        resize.style("display", brush.empty() ? "none" : null);
+        var gUpdate = d3.transition(g), backgroundUpdate = d3.transition(background), range;
+        if (x) {
+          range = d3_scaleRange(x);
+          backgroundUpdate.attr("x", range[0]).attr("width", range[1] - range[0]);
+          redrawX(gUpdate);
+        }
+        if (y) {
+          range = d3_scaleRange(y);
+          backgroundUpdate.attr("y", range[0]).attr("height", range[1] - range[0]);
+          redrawY(gUpdate);
+        }
+        redraw(gUpdate);
+      });
+    }
+    brush.event = function(g) {
+      g.each(function() {
+        var event_ = event.of(this, arguments), extent1 = {
+          x: xExtent,
+          y: yExtent,
+          i: xExtentDomain,
+          j: yExtentDomain
+        }, extent0 = this.__chart__ || extent1;
+        this.__chart__ = extent1;
+        if (d3_transitionInheritId) {
+          d3.select(this).transition().each("start.brush", function() {
+            xExtentDomain = extent0.i;
+            yExtentDomain = extent0.j;
+            xExtent = extent0.x;
+            yExtent = extent0.y;
+            event_({
+              type: "brushstart"
+            });
+          }).tween("brush:brush", function() {
+            var xi = d3_interpolateArray(xExtent, extent1.x), yi = d3_interpolateArray(yExtent, extent1.y);
+            xExtentDomain = yExtentDomain = null;
+            return function(t) {
+              xExtent = extent1.x = xi(t);
+              yExtent = extent1.y = yi(t);
+              event_({
+                type: "brush",
+                mode: "resize"
+              });
+            };
+          }).each("end.brush", function() {
+            xExtentDomain = extent1.i;
+            yExtentDomain = extent1.j;
+            event_({
+              type: "brush",
+              mode: "resize"
+            });
+            event_({
+              type: "brushend"
+            });
+          });
+        } else {
+          event_({
+            type: "brushstart"
+          });
+          event_({
+            type: "brush",
+            mode: "resize"
+          });
+          event_({
+            type: "brushend"
+          });
+        }
+      });
+    };
+    function redraw(g) {
+      g.selectAll(".resize").attr("transform", function(d) {
+        return "translate(" + xExtent[+/e$/.test(d)] + "," + yExtent[+/^s/.test(d)] + ")";
+      });
+    }
+    function redrawX(g) {
+      g.select(".extent").attr("x", xExtent[0]);
+      g.selectAll(".extent,.n>rect,.s>rect").attr("width", xExtent[1] - xExtent[0]);
+    }
+    function redrawY(g) {
+      g.select(".extent").attr("y", yExtent[0]);
+      g.selectAll(".extent,.e>rect,.w>rect").attr("height", yExtent[1] - yExtent[0]);
+    }
+    function brushstart() {
+      var target = this, eventTarget = d3.select(d3.event.target), event_ = event.of(target, arguments), g = d3.select(target), resizing = eventTarget.datum(), resizingX = !/^(n|s)$/.test(resizing) && x, resizingY = !/^(e|w)$/.test(resizing) && y, dragging = eventTarget.classed("extent"), dragRestore = d3_event_dragSuppress(), center, origin = d3.mouse(target), offset;
+      var w = d3.select(d3_window).on("keydown.brush", keydown).on("keyup.brush", keyup);
+      if (d3.event.changedTouches) {
+        w.on("touchmove.brush", brushmove).on("touchend.brush", brushend);
+      } else {
+        w.on("mousemove.brush", brushmove).on("mouseup.brush", brushend);
+      }
+      g.interrupt().selectAll("*").interrupt();
+      if (dragging) {
+        origin[0] = xExtent[0] - origin[0];
+        origin[1] = yExtent[0] - origin[1];
+      } else if (resizing) {
+        var ex = +/w$/.test(resizing), ey = +/^n/.test(resizing);
+        offset = [ xExtent[1 - ex] - origin[0], yExtent[1 - ey] - origin[1] ];
+        origin[0] = xExtent[ex];
+        origin[1] = yExtent[ey];
+      } else if (d3.event.altKey) center = origin.slice();
+      g.style("pointer-events", "none").selectAll(".resize").style("display", null);
+      d3.select("body").style("cursor", eventTarget.style("cursor"));
+      event_({
+        type: "brushstart"
+      });
+      brushmove();
+      function keydown() {
+        if (d3.event.keyCode == 32) {
+          if (!dragging) {
+            center = null;
+            origin[0] -= xExtent[1];
+            origin[1] -= yExtent[1];
+            dragging = 2;
+          }
+          d3_eventPreventDefault();
+        }
+      }
+      function keyup() {
+        if (d3.event.keyCode == 32 && dragging == 2) {
+          origin[0] += xExtent[1];
+          origin[1] += yExtent[1];
+          dragging = 0;
+          d3_eventPreventDefault();
+        }
+      }
+      function brushmove() {
+        var point = d3.mouse(target), moved = false;
+        if (offset) {
+          point[0] += offset[0];
+          point[1] += offset[1];
+        }
+        if (!dragging) {
+          if (d3.event.altKey) {
+            if (!center) center = [ (xExtent[0] + xExtent[1]) / 2, (yExtent[0] + yExtent[1]) / 2 ];
+            origin[0] = xExtent[+(point[0] < center[0])];
+            origin[1] = yExtent[+(point[1] < center[1])];
+          } else center = null;
+        }
+        if (resizingX && move1(point, x, 0)) {
+          redrawX(g);
+          moved = true;
+        }
+        if (resizingY && move1(point, y, 1)) {
+          redrawY(g);
+          moved = true;
+        }
+        if (moved) {
+          redraw(g);
+          event_({
+            type: "brush",
+            mode: dragging ? "move" : "resize"
+          });
+        }
+      }
+      function move1(point, scale, i) {
+        var range = d3_scaleRange(scale), r0 = range[0], r1 = range[1], position = origin[i], extent = i ? yExtent : xExtent, size = extent[1] - extent[0], min, max;
+        if (dragging) {
+          r0 -= position;
+          r1 -= size + position;
+        }
+        min = (i ? yClamp : xClamp) ? Math.max(r0, Math.min(r1, point[i])) : point[i];
+        if (dragging) {
+          max = (min += position) + size;
+        } else {
+          if (center) position = Math.max(r0, Math.min(r1, 2 * center[i] - min));
+          if (position < min) {
+            max = min;
+            min = position;
+          } else {
+            max = position;
+          }
+        }
+        if (extent[0] != min || extent[1] != max) {
+          if (i) yExtentDomain = null; else xExtentDomain = null;
+          extent[0] = min;
+          extent[1] = max;
+          return true;
+        }
+      }
+      function brushend() {
+        brushmove();
+        g.style("pointer-events", "all").selectAll(".resize").style("display", brush.empty() ? "none" : null);
+        d3.select("body").style("cursor", null);
+        w.on("mousemove.brush", null).on("mouseup.brush", null).on("touchmove.brush", null).on("touchend.brush", null).on("keydown.brush", null).on("keyup.brush", null);
+        dragRestore();
+        event_({
+          type: "brushend"
+        });
+      }
+    }
+    brush.x = function(z) {
+      if (!arguments.length) return x;
+      x = z;
+      resizes = d3_svg_brushResizes[!x << 1 | !y];
+      return brush;
+    };
+    brush.y = function(z) {
+      if (!arguments.length) return y;
+      y = z;
+      resizes = d3_svg_brushResizes[!x << 1 | !y];
+      return brush;
+    };
+    brush.clamp = function(z) {
+      if (!arguments.length) return x && y ? [ xClamp, yClamp ] : x ? xClamp : y ? yClamp : null;
+      if (x && y) xClamp = !!z[0], yClamp = !!z[1]; else if (x) xClamp = !!z; else if (y) yClamp = !!z;
+      return brush;
+    };
+    brush.extent = function(z) {
+      var x0, x1, y0, y1, t;
+      if (!arguments.length) {
+        if (x) {
+          if (xExtentDomain) {
+            x0 = xExtentDomain[0], x1 = xExtentDomain[1];
+          } else {
+            x0 = xExtent[0], x1 = xExtent[1];
+            if (x.invert) x0 = x.invert(x0), x1 = x.invert(x1);
+            if (x1 < x0) t = x0, x0 = x1, x1 = t;
+          }
+        }
+        if (y) {
+          if (yExtentDomain) {
+            y0 = yExtentDomain[0], y1 = yExtentDomain[1];
+          } else {
+            y0 = yExtent[0], y1 = yExtent[1];
+            if (y.invert) y0 = y.invert(y0), y1 = y.invert(y1);
+            if (y1 < y0) t = y0, y0 = y1, y1 = t;
+          }
+        }
+        return x && y ? [ [ x0, y0 ], [ x1, y1 ] ] : x ? [ x0, x1 ] : y && [ y0, y1 ];
+      }
+      if (x) {
+        x0 = z[0], x1 = z[1];
+        if (y) x0 = x0[0], x1 = x1[0];
+        xExtentDomain = [ x0, x1 ];
+        if (x.invert) x0 = x(x0), x1 = x(x1);
+        if (x1 < x0) t = x0, x0 = x1, x1 = t;
+        if (x0 != xExtent[0] || x1 != xExtent[1]) xExtent = [ x0, x1 ];
+      }
+      if (y) {
+        y0 = z[0], y1 = z[1];
+        if (x) y0 = y0[1], y1 = y1[1];
+        yExtentDomain = [ y0, y1 ];
+        if (y.invert) y0 = y(y0), y1 = y(y1);
+        if (y1 < y0) t = y0, y0 = y1, y1 = t;
+        if (y0 != yExtent[0] || y1 != yExtent[1]) yExtent = [ y0, y1 ];
+      }
+      return brush;
+    };
+    brush.clear = function() {
+      if (!brush.empty()) {
+        xExtent = [ 0, 0 ], yExtent = [ 0, 0 ];
+        xExtentDomain = yExtentDomain = null;
+      }
+      return brush;
+    };
+    brush.empty = function() {
+      return !!x && xExtent[0] == xExtent[1] || !!y && yExtent[0] == yExtent[1];
+    };
+    return d3.rebind(brush, event, "on");
+  };
+  var d3_svg_brushCursor = {
+    n: "ns-resize",
+    e: "ew-resize",
+    s: "ns-resize",
+    w: "ew-resize",
+    nw: "nwse-resize",
+    ne: "nesw-resize",
+    se: "nwse-resize",
+    sw: "nesw-resize"
+  };
+  var d3_svg_brushResizes = [ [ "n", "e", "s", "w", "nw", "ne", "se", "sw" ], [ "e", "w" ], [ "n", "s" ], [] ];
+  var d3_time = d3.time = {}, d3_date = Date, d3_time_daySymbols = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ];
+  function d3_date_utc() {
+    this._ = new Date(arguments.length > 1 ? Date.UTC.apply(this, arguments) : arguments[0]);
+  }
+  d3_date_utc.prototype = {
+    getDate: function() {
+      return this._.getUTCDate();
+    },
+    getDay: function() {
+      return this._.getUTCDay();
+    },
+    getFullYear: function() {
+      return this._.getUTCFullYear();
+    },
+    getHours: function() {
+      return this._.getUTCHours();
+    },
+    getMilliseconds: function() {
+      return this._.getUTCMilliseconds();
+    },
+    getMinutes: function() {
+      return this._.getUTCMinutes();
+    },
+    getMonth: function() {
+      return this._.getUTCMonth();
+    },
+    getSeconds: function() {
+      return this._.getUTCSeconds();
+    },
+    getTime: function() {
+      return this._.getTime();
+    },
+    getTimezoneOffset: function() {
+      return 0;
+    },
+    valueOf: function() {
+      return this._.valueOf();
+    },
+    setDate: function() {
+      d3_time_prototype.setUTCDate.apply(this._, arguments);
+    },
+    setDay: function() {
+      d3_time_prototype.setUTCDay.apply(this._, arguments);
+    },
+    setFullYear: function() {
+      d3_time_prototype.setUTCFullYear.apply(this._, arguments);
+    },
+    setHours: function() {
+      d3_time_prototype.setUTCHours.apply(this._, arguments);
+    },
+    setMilliseconds: function() {
+      d3_time_prototype.setUTCMilliseconds.apply(this._, arguments);
+    },
+    setMinutes: function() {
+      d3_time_prototype.setUTCMinutes.apply(this._, arguments);
+    },
+    setMonth: function() {
+      d3_time_prototype.setUTCMonth.apply(this._, arguments);
+    },
+    setSeconds: function() {
+      d3_time_prototype.setUTCSeconds.apply(this._, arguments);
+    },
+    setTime: function() {
+      d3_time_prototype.setTime.apply(this._, arguments);
+    }
+  };
+  var d3_time_prototype = Date.prototype;
+  var d3_time_formatDateTime = "%a %b %e %X %Y", d3_time_formatDate = "%m/%d/%Y", d3_time_formatTime = "%H:%M:%S";
+  var d3_time_days = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ], d3_time_dayAbbreviations = [ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" ], d3_time_months = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ], d3_time_monthAbbreviations = [ "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" ];
+  function d3_time_interval(local, step, number) {
+    function round(date) {
+      var d0 = local(date), d1 = offset(d0, 1);
+      return date - d0 < d1 - date ? d0 : d1;
+    }
+    function ceil(date) {
+      step(date = local(new d3_date(date - 1)), 1);
+      return date;
+    }
+    function offset(date, k) {
+      step(date = new d3_date(+date), k);
+      return date;
+    }
+    function range(t0, t1, dt) {
+      var time = ceil(t0), times = [];
+      if (dt > 1) {
+        while (time < t1) {
+          if (!(number(time) % dt)) times.push(new Date(+time));
+          step(time, 1);
+        }
+      } else {
+        while (time < t1) times.push(new Date(+time)), step(time, 1);
+      }
+      return times;
+    }
+    function range_utc(t0, t1, dt) {
+      try {
+        d3_date = d3_date_utc;
+        var utc = new d3_date_utc();
+        utc._ = t0;
+        return range(utc, t1, dt);
+      } finally {
+        d3_date = Date;
+      }
+    }
+    local.floor = local;
+    local.round = round;
+    local.ceil = ceil;
+    local.offset = offset;
+    local.range = range;
+    var utc = local.utc = d3_time_interval_utc(local);
+    utc.floor = utc;
+    utc.round = d3_time_interval_utc(round);
+    utc.ceil = d3_time_interval_utc(ceil);
+    utc.offset = d3_time_interval_utc(offset);
+    utc.range = range_utc;
+    return local;
+  }
+  function d3_time_interval_utc(method) {
+    return function(date, k) {
+      try {
+        d3_date = d3_date_utc;
+        var utc = new d3_date_utc();
+        utc._ = date;
+        return method(utc, k)._;
+      } finally {
+        d3_date = Date;
+      }
+    };
+  }
+  d3_time.year = d3_time_interval(function(date) {
+    date = d3_time.day(date);
+    date.setMonth(0, 1);
+    return date;
+  }, function(date, offset) {
+    date.setFullYear(date.getFullYear() + offset);
+  }, function(date) {
+    return date.getFullYear();
+  });
+  d3_time.years = d3_time.year.range;
+  d3_time.years.utc = d3_time.year.utc.range;
+  d3_time.day = d3_time_interval(function(date) {
+    var day = new d3_date(2e3, 0);
+    day.setFullYear(date.getFullYear(), date.getMonth(), date.getDate());
+    return day;
+  }, function(date, offset) {
+    date.setDate(date.getDate() + offset);
+  }, function(date) {
+    return date.getDate() - 1;
+  });
+  d3_time.days = d3_time.day.range;
+  d3_time.days.utc = d3_time.day.utc.range;
+  d3_time.dayOfYear = function(date) {
+    var year = d3_time.year(date);
+    return Math.floor((date - year - (date.getTimezoneOffset() - year.getTimezoneOffset()) * 6e4) / 864e5);
+  };
+  d3_time_daySymbols.forEach(function(day, i) {
+    day = day.toLowerCase();
+    i = 7 - i;
+    var interval = d3_time[day] = d3_time_interval(function(date) {
+      (date = d3_time.day(date)).setDate(date.getDate() - (date.getDay() + i) % 7);
+      return date;
+    }, function(date, offset) {
+      date.setDate(date.getDate() + Math.floor(offset) * 7);
+    }, function(date) {
+      var day = d3_time.year(date).getDay();
+      return Math.floor((d3_time.dayOfYear(date) + (day + i) % 7) / 7) - (day !== i);
+    });
+    d3_time[day + "s"] = interval.range;
+    d3_time[day + "s"].utc = interval.utc.range;
+    d3_time[day + "OfYear"] = function(date) {
+      var day = d3_time.year(date).getDay();
+      return Math.floor((d3_time.dayOfYear(date) + (day + i) % 7) / 7);
+    };
+  });
+  d3_time.week = d3_time.sunday;
+  d3_time.weeks = d3_time.sunday.range;
+  d3_time.weeks.utc = d3_time.sunday.utc.range;
+  d3_time.weekOfYear = d3_time.sundayOfYear;
+  d3_time.format = d3_time_format;
+  function d3_time_format(template) {
+    var n = template.length;
+    function format(date) {
+      var string = [], i = -1, j = 0, c, p, f;
+      while (++i < n) {
+        if (template.charCodeAt(i) === 37) {
+          string.push(template.substring(j, i));
+          if ((p = d3_time_formatPads[c = template.charAt(++i)]) != null) c = template.charAt(++i);
+          if (f = d3_time_formats[c]) c = f(date, p == null ? c === "e" ? " " : "0" : p);
+          string.push(c);
+          j = i + 1;
+        }
+      }
+      string.push(template.substring(j, i));
+      return string.join("");
+    }
+    format.parse = function(string) {
+      var d = {
+        y: 1900,
+        m: 0,
+        d: 1,
+        H: 0,
+        M: 0,
+        S: 0,
+        L: 0,
+        Z: null
+      }, i = d3_time_parse(d, template, string, 0);
+      if (i != string.length) return null;
+      if ("p" in d) d.H = d.H % 12 + d.p * 12;
+      var localZ = d.Z != null && d3_date !== d3_date_utc, date = new (localZ ? d3_date_utc : d3_date)();
+      if ("j" in d) date.setFullYear(d.y, 0, d.j); else if ("w" in d && ("W" in d || "U" in d)) {
+        date.setFullYear(d.y, 0, 1);
+        date.setFullYear(d.y, 0, "W" in d ? (d.w + 6) % 7 + d.W * 7 - (date.getDay() + 5) % 7 : d.w + d.U * 7 - (date.getDay() + 6) % 7);
+      } else date.setFullYear(d.y, d.m, d.d);
+      date.setHours(d.H + Math.floor(d.Z / 100), d.M + d.Z % 100, d.S, d.L);
+      return localZ ? date._ : date;
+    };
+    format.toString = function() {
+      return template;
+    };
+    return format;
+  }
+  function d3_time_parse(date, template, string, j) {
+    var c, p, t, i = 0, n = template.length, m = string.length;
+    while (i < n) {
+      if (j >= m) return -1;
+      c = template.charCodeAt(i++);
+      if (c === 37) {
+        t = template.charAt(i++);
+        p = d3_time_parsers[t in d3_time_formatPads ? template.charAt(i++) : t];
+        if (!p || (j = p(date, string, j)) < 0) return -1;
+      } else if (c != string.charCodeAt(j++)) {
+        return -1;
+      }
+    }
+    return j;
+  }
+  function d3_time_formatRe(names) {
+    return new RegExp("^(?:" + names.map(d3.requote).join("|") + ")", "i");
+  }
+  function d3_time_formatLookup(names) {
+    var map = new d3_Map(), i = -1, n = names.length;
+    while (++i < n) map.set(names[i].toLowerCase(), i);
+    return map;
+  }
+  function d3_time_formatPad(value, fill, width) {
+    var sign = value < 0 ? "-" : "", string = (sign ? -value : value) + "", length = string.length;
+    return sign + (length < width ? new Array(width - length + 1).join(fill) + string : string);
+  }
+  var d3_time_dayRe = d3_time_formatRe(d3_time_days), d3_time_dayLookup = d3_time_formatLookup(d3_time_days), d3_time_dayAbbrevRe = d3_time_formatRe(d3_time_dayAbbreviations), d3_time_dayAbbrevLookup = d3_time_formatLookup(d3_time_dayAbbreviations), d3_time_monthRe = d3_time_formatRe(d3_time_months), d3_time_monthLookup = d3_time_formatLookup(d3_time_months), d3_time_monthAbbrevRe = d3_time_formatRe(d3_time_monthAbbreviations), d3_time_monthAbbrevLookup = d3_time_formatLookup(d3_time_monthAbbreviations), d3_time_percentRe = /^%/;
+  var d3_time_formatPads = {
+    "-": "",
+    _: " ",
+    "0": "0"
+  };
+  var d3_time_formats = {
+    a: function(d) {
+      return d3_time_dayAbbreviations[d.getDay()];
+    },
+    A: function(d) {
+      return d3_time_days[d.getDay()];
+    },
+    b: function(d) {
+      return d3_time_monthAbbreviations[d.getMonth()];
+    },
+    B: function(d) {
+      return d3_time_months[d.getMonth()];
+    },
+    c: d3_time_format(d3_time_formatDateTime),
+    d: function(d, p) {
+      return d3_time_formatPad(d.getDate(), p, 2);
+    },
+    e: function(d, p) {
+      return d3_time_formatPad(d.getDate(), p, 2);
+    },
+    H: function(d, p) {
+      return d3_time_formatPad(d.getHours(), p, 2);
+    },
+    I: function(d, p) {
+      return d3_time_formatPad(d.getHours() % 12 || 12, p, 2);
+    },
+    j: function(d, p) {
+      return d3_time_formatPad(1 + d3_time.dayOfYear(d), p, 3);
+    },
+    L: function(d, p) {
+      return d3_time_formatPad(d.getMilliseconds(), p, 3);
+    },
+    m: function(d, p) {
+      return d3_time_formatPad(d.getMonth() + 1, p, 2);
+    },
+    M: function(d, p) {
+      return d3_time_formatPad(d.getMinutes(), p, 2);
+    },
+    p: function(d) {
+      return d.getHours() >= 12 ? "PM" : "AM";
+    },
+    S: function(d, p) {
+      return d3_time_formatPad(d.getSeconds(), p, 2);
+    },
+    U: function(d, p) {
+      return d3_time_formatPad(d3_time.sundayOfYear(d), p, 2);
+    },
+    w: function(d) {
+      return d.getDay();
+    },
+    W: function(d, p) {
+      return d3_time_formatPad(d3_time.mondayOfYear(d), p, 2);
+    },
+    x: d3_time_format(d3_time_formatDate),
+    X: d3_time_format(d3_time_formatTime),
+    y: function(d, p) {
+      return d3_time_formatPad(d.getFullYear() % 100, p, 2);
+    },
+    Y: function(d, p) {
+      return d3_time_formatPad(d.getFullYear() % 1e4, p, 4);
+    },
+    Z: d3_time_zone,
+    "%": function() {
+      return "%";
+    }
+  };
+  var d3_time_parsers = {
+    a: d3_time_parseWeekdayAbbrev,
+    A: d3_time_parseWeekday,
+    b: d3_time_parseMonthAbbrev,
+    B: d3_time_parseMonth,
+    c: d3_time_parseLocaleFull,
+    d: d3_time_parseDay,
+    e: d3_time_parseDay,
+    H: d3_time_parseHour24,
+    I: d3_time_parseHour24,
+    j: d3_time_parseDayOfYear,
+    L: d3_time_parseMilliseconds,
+    m: d3_time_parseMonthNumber,
+    M: d3_time_parseMinutes,
+    p: d3_time_parseAmPm,
+    S: d3_time_parseSeconds,
+    U: d3_time_parseWeekNumberSunday,
+    w: d3_time_parseWeekdayNumber,
+    W: d3_time_parseWeekNumberMonday,
+    x: d3_time_parseLocaleDate,
+    X: d3_time_parseLocaleTime,
+    y: d3_time_parseYear,
+    Y: d3_time_parseFullYear,
+    Z: d3_time_parseZone,
+    "%": d3_time_parseLiteralPercent
+  };
+  function d3_time_parseWeekdayAbbrev(date, string, i) {
+    d3_time_dayAbbrevRe.lastIndex = 0;
+    var n = d3_time_dayAbbrevRe.exec(string.substring(i));
+    return n ? (date.w = d3_time_dayAbbrevLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;
+  }
+  function d3_time_parseWeekday(date, string, i) {
+    d3_time_dayRe.lastIndex = 0;
+    var n = d3_time_dayRe.exec(string.substring(i));
+    return n ? (date.w = d3_time_dayLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;
+  }
+  function d3_time_parseWeekdayNumber(date, string, i) {
+    d3_time_numberRe.lastIndex = 0;
+    var n = d3_time_numberRe.exec(string.substring(i, i + 1));
+    return n ? (date.w = +n[0], i + n[0].length) : -1;
+  }
+  function d3_time_parseWeekNumberSunday(date, string, i) {
+    d3_time_numberRe.lastIndex = 0;
+    var n = d3_time_numberRe.exec(string.substring(i));
+    return n ? (date.U = +n[0], i + n[0].length) : -1;
+  }
+  function d3_time_parseWeekNumberMonday(date, string, i) {
+    d3_time_numberRe.lastIndex = 0;
+    var n = d3_time_numberRe.exec(string.substring(i));
+    return n ? (date.W = +n[0], i + n[0].length) : -1;
+  }
+  function d3_time_parseMonthAbbrev(date, string, i) {
+    d3_time_monthAbbrevRe.lastIndex = 0;
+    var n = d3_time_monthAbbrevRe.exec(string.substring(i));
+    return n ? (date.m = d3_time_monthAbbrevLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;
+  }
+  function d3_time_parseMonth(date, string, i) {
+    d3_time_monthRe.lastIndex = 0;
+    var n = d3_time_monthRe.exec(string.substring(i));
+    return n ? (date.m = d3_time_monthLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;
+  }
+  function d3_time_parseLocaleFull(date, string, i) {
+    return d3_time_parse(date, d3_time_formats.c.toString(), string, i);
+  }
+  function d3_time_parseLocaleDate(date, string, i) {
+    return d3_time_parse(date, d3_time_formats.x.toString(), string, i);
+  }
+  function d3_time_parseLocaleTime(date, string, i) {
+    return d3_time_parse(date, d3_time_formats.X.toString(), string, i);
+  }
+  function d3_time_parseFullYear(date, string, i) {
+    d3_time_numberRe.lastIndex = 0;
+    var n = d3_time_numberRe.exec(string.substring(i, i + 4));
+    return n ? (date.y = +n[0], i + n[0].length) : -1;
+  }
+  function d3_time_parseYear(date, string, i) {
+    d3_time_numberRe.lastIndex = 0;
+    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
+    return n ? (date.y = d3_time_expandYear(+n[0]), i + n[0].length) : -1;
+  }
+  function d3_time_parseZone(date, string, i) {
+    return /^[+-]\d{4}$/.test(string = string.substring(i, i + 5)) ? (date.Z = +string, 
+    i + 5) : -1;
+  }
+  function d3_time_expandYear(d) {
+    return d + (d > 68 ? 1900 : 2e3);
+  }
+  function d3_time_parseMonthNumber(date, string, i) {
+    d3_time_numberRe.lastIndex = 0;
+    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
+    return n ? (date.m = n[0] - 1, i + n[0].length) : -1;
+  }
+  function d3_time_parseDay(date, string, i) {
+    d3_time_numberRe.lastIndex = 0;
+    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
+    return n ? (date.d = +n[0], i + n[0].length) : -1;
+  }
+  function d3_time_parseDayOfYear(date, string, i) {
+    d3_time_numberRe.lastIndex = 0;
+    var n = d3_time_numberRe.exec(string.substring(i, i + 3));
+    return n ? (date.j = +n[0], i + n[0].length) : -1;
+  }
+  function d3_time_parseHour24(date, string, i) {
+    d3_time_numberRe.lastIndex = 0;
+    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
+    return n ? (date.H = +n[0], i + n[0].length) : -1;
+  }
+  function d3_time_parseMinutes(date, string, i) {
+    d3_time_numberRe.lastIndex = 0;
+    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
+    return n ? (date.M = +n[0], i + n[0].length) : -1;
+  }
+  function d3_time_parseSeconds(date, string, i) {
+    d3_time_numberRe.lastIndex = 0;
+    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
+    return n ? (date.S = +n[0], i + n[0].length) : -1;
+  }
+  function d3_time_parseMilliseconds(date, string, i) {
+    d3_time_numberRe.lastIndex = 0;
+    var n = d3_time_numberRe.exec(string.substring(i, i + 3));
+    return n ? (date.L = +n[0], i + n[0].length) : -1;
+  }
+  var d3_time_numberRe = /^\s*\d+/;
+  function d3_time_parseAmPm(date, string, i) {
+    var n = d3_time_amPmLookup.get(string.substring(i, i += 2).toLowerCase());
+    return n == null ? -1 : (date.p = n, i);
+  }
+  var d3_time_amPmLookup = d3.map({
+    am: 0,
+    pm: 1
+  });
+  function d3_time_zone(d) {
+    var z = d.getTimezoneOffset(), zs = z > 0 ? "-" : "+", zh = ~~(Math.abs(z) / 60), zm = Math.abs(z) % 60;
+    return zs + d3_time_formatPad(zh, "0", 2) + d3_time_formatPad(zm, "0", 2);
+  }
+  function d3_time_parseLiteralPercent(date, string, i) {
+    d3_time_percentRe.lastIndex = 0;
+    var n = d3_time_percentRe.exec(string.substring(i, i + 1));
+    return n ? i + n[0].length : -1;
+  }
+  d3_time_format.utc = d3_time_formatUtc;
+  function d3_time_formatUtc(template) {
+    var local = d3_time_format(template);
+    function format(date) {
+      try {
+        d3_date = d3_date_utc;
+        var utc = new d3_date();
+        utc._ = date;
+        return local(utc);
+      } finally {
+        d3_date = Date;
+      }
+    }
+    format.parse = function(string) {
+      try {
+        d3_date = d3_date_utc;
+        var date = local.parse(string);
+        return date && date._;
+      } finally {
+        d3_date = Date;
+      }
+    };
+    format.toString = local.toString;
+    return format;
+  }
+  var d3_time_formatIso = d3_time_formatUtc("%Y-%m-%dT%H:%M:%S.%LZ");
+  d3_time_format.iso = Date.prototype.toISOString && +new Date("2000-01-01T00:00:00.000Z") ? d3_time_formatIsoNative : d3_time_formatIso;
+  function d3_time_formatIsoNative(date) {
+    return date.toISOString();
+  }
+  d3_time_formatIsoNative.parse = function(string) {
+    var date = new Date(string);
+    return isNaN(date) ? null : date;
+  };
+  d3_time_formatIsoNative.toString = d3_time_formatIso.toString;
+  d3_time.second = d3_time_interval(function(date) {
+    return new d3_date(Math.floor(date / 1e3) * 1e3);
+  }, function(date, offset) {
+    date.setTime(date.getTime() + Math.floor(offset) * 1e3);
+  }, function(date) {
+    return date.getSeconds();
+  });
+  d3_time.seconds = d3_time.second.range;
+  d3_time.seconds.utc = d3_time.second.utc.range;
+  d3_time.minute = d3_time_interval(function(date) {
+    return new d3_date(Math.floor(date / 6e4) * 6e4);
+  }, function(date, offset) {
+    date.setTime(date.getTime() + Math.floor(offset) * 6e4);
+  }, function(date) {
+    return date.getMinutes();
+  });
+  d3_time.minutes = d3_time.minute.range;
+  d3_time.minutes.utc = d3_time.minute.utc.range;
+  d3_time.hour = d3_time_interval(function(date) {
+    var timezone = date.getTimezoneOffset() / 60;
+    return new d3_date((Math.floor(date / 36e5 - timezone) + timezone) * 36e5);
+  }, function(date, offset) {
+    date.setTime(date.getTime() + Math.floor(offset) * 36e5);
+  }, function(date) {
+    return date.getHours();
+  });
+  d3_time.hours = d3_time.hour.range;
+  d3_time.hours.utc = d3_time.hour.utc.range;
+  d3_time.month = d3_time_interval(function(date) {
+    date = d3_time.day(date);
+    date.setDate(1);
+    return date;
+  }, function(date, offset) {
+    date.setMonth(date.getMonth() + offset);
+  }, function(date) {
+    return date.getMonth();
+  });
+  d3_time.months = d3_time.month.range;
+  d3_time.months.utc = d3_time.month.utc.range;
+  function d3_time_scale(linear, methods, format) {
+    function scale(x) {
+      return linear(x);
+    }
+    scale.invert = function(x) {
+      return d3_time_scaleDate(linear.invert(x));
+    };
+    scale.domain = function(x) {
+      if (!arguments.length) return linear.domain().map(d3_time_scaleDate);
+      linear.domain(x);
+      return scale;
+    };
+    function tickMethod(extent, count) {
+      var span = extent[1] - extent[0], target = span / count, i = d3.bisect(d3_time_scaleSteps, target);
+      return i == d3_time_scaleSteps.length ? [ methods.year, d3_scale_linearTickRange(extent.map(function(d) {
+        return d / 31536e6;
+      }), count)[2] ] : !i ? [ d3_time_scaleMilliseconds, d3_scale_linearTickRange(extent, count)[2] ] : methods[target / d3_time_scaleSteps[i - 1] < d3_time_scaleSteps[i] / target ? i - 1 : i];
+    }
+    scale.nice = function(interval, skip) {
+      var domain = scale.domain(), extent = d3_scaleExtent(domain), method = interval == null ? tickMethod(extent, 10) : typeof interval === "number" && tickMethod(extent, interval);
+      if (method) interval = method[0], skip = method[1];
+      function skipped(date) {
+        return !isNaN(date) && !interval.range(date, d3_time_scaleDate(+date + 1), skip).length;
+      }
+      return scale.domain(d3_scale_nice(domain, skip > 1 ? {
+        floor: function(date) {
+          while (skipped(date = interval.floor(date))) date = d3_time_scaleDate(date - 1);
+          return date;
+        },
+        ceil: function(date) {
+          while (skipped(date = interval.ceil(date))) date = d3_time_scaleDate(+date + 1);
+          return date;
+        }
+      } : interval));
+    };
+    scale.ticks = function(interval, skip) {
+      var extent = d3_scaleExtent(scale.domain()), method = interval == null ? tickMethod(extent, 10) : typeof interval === "number" ? tickMethod(extent, interval) : !interval.range && [ {
+        range: interval
+      }, skip ];
+      if (method) interval = method[0], skip = method[1];
+      return interval.range(extent[0], d3_time_scaleDate(+extent[1] + 1), skip < 1 ? 1 : skip);
+    };
+    scale.tickFormat = function() {
+      return format;
+    };
+    scale.copy = function() {
+      return d3_time_scale(linear.copy(), methods, format);
+    };
+    return d3_scale_linearRebind(scale, linear);
+  }
+  function d3_time_scaleDate(t) {
+    return new Date(t);
+  }
+  function d3_time_scaleFormat(formats) {
+    return function(date) {
+      var i = formats.length - 1, f = formats[i];
+      while (!f[1](date)) f = formats[--i];
+      return f[0](date);
+    };
+  }
+  var d3_time_scaleSteps = [ 1e3, 5e3, 15e3, 3e4, 6e4, 3e5, 9e5, 18e5, 36e5, 108e5, 216e5, 432e5, 864e5, 1728e5, 6048e5, 2592e6, 7776e6, 31536e6 ];
+  var d3_time_scaleLocalMethods = [ [ d3_time.second, 1 ], [ d3_time.second, 5 ], [ d3_time.second, 15 ], [ d3_time.second, 30 ], [ d3_time.minute, 1 ], [ d3_time.minute, 5 ], [ d3_time.minute, 15 ], [ d3_time.minute, 30 ], [ d3_time.hour, 1 ], [ d3_time.hour, 3 ], [ d3_time.hour, 6 ], [ d3_time.hour, 12 ], [ d3_time.day, 1 ], [ d3_time.day, 2 ], [ d3_time.week, 1 ], [ d3_time.month, 1 ], [ d3_time.month, 3 ], [ d3_time.year, 1 ] ];
+  var d3_time_scaleLocalFormats = [ [ d3_time_format("%Y"), d3_true ], [ d3_time_format("%B"), function(d) {
+    return d.getMonth();
+  } ], [ d3_time_format("%b %d"), function(d) {
+    return d.getDate() != 1;
+  } ], [ d3_time_format("%a %d"), function(d) {
+    return d.getDay() && d.getDate() != 1;
+  } ], [ d3_time_format("%I %p"), function(d) {
+    return d.getHours();
+  } ], [ d3_time_format("%I:%M"), function(d) {
+    return d.getMinutes();
+  } ], [ d3_time_format(":%S"), function(d) {
+    return d.getSeconds();
+  } ], [ d3_time_format(".%L"), function(d) {
+    return d.getMilliseconds();
+  } ] ];
+  var d3_time_scaleLocalFormat = d3_time_scaleFormat(d3_time_scaleLocalFormats);
+  d3_time_scaleLocalMethods.year = d3_time.year;
+  d3_time.scale = function() {
+    return d3_time_scale(d3.scale.linear(), d3_time_scaleLocalMethods, d3_time_scaleLocalFormat);
+  };
+  var d3_time_scaleMilliseconds = {
+    range: function(start, stop, step) {
+      return d3.range(+start, +stop, step).map(d3_time_scaleDate);
+    }
+  };
+  var d3_time_scaleUTCMethods = d3_time_scaleLocalMethods.map(function(m) {
+    return [ m[0].utc, m[1] ];
+  });
+  var d3_time_scaleUTCFormats = [ [ d3_time_formatUtc("%Y"), d3_true ], [ d3_time_formatUtc("%B"), function(d) {
+    return d.getUTCMonth();
+  } ], [ d3_time_formatUtc("%b %d"), function(d) {
+    return d.getUTCDate() != 1;
+  } ], [ d3_time_formatUtc("%a %d"), function(d) {
+    return d.getUTCDay() && d.getUTCDate() != 1;
+  } ], [ d3_time_formatUtc("%I %p"), function(d) {
+    return d.getUTCHours();
+  } ], [ d3_time_formatUtc("%I:%M"), function(d) {
+    return d.getUTCMinutes();
+  } ], [ d3_time_formatUtc(":%S"), function(d) {
+    return d.getUTCSeconds();
+  } ], [ d3_time_formatUtc(".%L"), function(d) {
+    return d.getUTCMilliseconds();
+  } ] ];
+  var d3_time_scaleUTCFormat = d3_time_scaleFormat(d3_time_scaleUTCFormats);
+  d3_time_scaleUTCMethods.year = d3_time.year.utc;
+  d3_time.scale.utc = function() {
+    return d3_time_scale(d3.scale.linear(), d3_time_scaleUTCMethods, d3_time_scaleUTCFormat);
+  };
+  d3.text = d3_xhrType(function(request) {
+    return request.responseText;
+  });
+  d3.json = function(url, callback) {
+    return d3_xhr(url, "application/json", d3_json, callback);
+  };
+  function d3_json(request) {
+    return JSON.parse(request.responseText);
+  }
+  d3.html = function(url, callback) {
+    return d3_xhr(url, "text/html", d3_html, callback);
+  };
+  function d3_html(request) {
+    var range = d3_document.createRange();
+    range.selectNode(d3_document.body);
+    return range.createContextualFragment(request.responseText);
+  }
+  d3.xml = d3_xhrType(function(request) {
+    return request.responseXML;
+  });
+  return d3;
+}();
\ No newline at end of file
diff --git a/pdns/recursordist/html/js/jquery-1.8.3.js b/pdns/recursordist/html/js/jquery-1.8.3.js
new file mode 100644 (file)
index 0000000..8c24ffc
--- /dev/null
@@ -0,0 +1,9472 @@
+/*!
+ * jQuery JavaScript Library v1.8.3
+ * http://jquery.com/
+ *
+ * Includes Sizzle.js
+ * http://sizzlejs.com/
+ *
+ * Copyright 2012 jQuery Foundation and other contributors
+ * Released under the MIT license
+ * http://jquery.org/license
+ *
+ * Date: Tue Nov 13 2012 08:20:33 GMT-0500 (Eastern Standard Time)
+ */
+(function( window, undefined ) {
+var
+       // A central reference to the root jQuery(document)
+       rootjQuery,
+
+       // The deferred used on DOM ready
+       readyList,
+
+       // Use the correct document accordingly with window argument (sandbox)
+       document = window.document,
+       location = window.location,
+       navigator = window.navigator,
+
+       // Map over jQuery in case of overwrite
+       _jQuery = window.jQuery,
+
+       // Map over the $ in case of overwrite
+       _$ = window.$,
+
+       // Save a reference to some core methods
+       core_push = Array.prototype.push,
+       core_slice = Array.prototype.slice,
+       core_indexOf = Array.prototype.indexOf,
+       core_toString = Object.prototype.toString,
+       core_hasOwn = Object.prototype.hasOwnProperty,
+       core_trim = String.prototype.trim,
+
+       // Define a local copy of jQuery
+       jQuery = function( selector, context ) {
+               // The jQuery object is actually just the init constructor 'enhanced'
+               return new jQuery.fn.init( selector, context, rootjQuery );
+       },
+
+       // Used for matching numbers
+       core_pnum = /[\-+]?(?:\d*\.|)\d+(?:[eE][\-+]?\d+|)/.source,
+
+       // Used for detecting and trimming whitespace
+       core_rnotwhite = /\S/,
+       core_rspace = /\s+/,
+
+       // Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE)
+       rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,
+
+       // A simple way to check for HTML strings
+       // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
+       rquickExpr = /^(?:[^#<]*(<[\w\W]+>)[^>]*$|#([\w\-]*)$)/,
+
+       // Match a standalone tag
+       rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,
+
+       // JSON RegExp
+       rvalidchars = /^[\],:{}\s]*$/,
+       rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
+       rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g,
+       rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d\d*\.|)\d+(?:[eE][\-+]?\d+|)/g,
+
+       // Matches dashed string for camelizing
+       rmsPrefix = /^-ms-/,
+       rdashAlpha = /-([\da-z])/gi,
+
+       // Used by jQuery.camelCase as callback to replace()
+       fcamelCase = function( all, letter ) {
+               return ( letter + "" ).toUpperCase();
+       },
+
+       // The ready event handler and self cleanup method
+       DOMContentLoaded = function() {
+               if ( document.addEventListener ) {
+                       document.removeEventListener( "DOMContentLoaded", DOMContentLoaded, false );
+                       jQuery.ready();
+               } else if ( document.readyState === "complete" ) {
+                       // we're here because readyState === "complete" in oldIE
+                       // which is good enough for us to call the dom ready!
+                       document.detachEvent( "onreadystatechange", DOMContentLoaded );
+                       jQuery.ready();
+               }
+       },
+
+       // [[Class]] -> type pairs
+       class2type = {};
+
+jQuery.fn = jQuery.prototype = {
+       constructor: jQuery,
+       init: function( selector, context, rootjQuery ) {
+               var match, elem, ret, doc;
+
+               // Handle $(""), $(null), $(undefined), $(false)
+               if ( !selector ) {
+                       return this;
+               }
+
+               // Handle $(DOMElement)
+               if ( selector.nodeType ) {
+                       this.context = this[0] = selector;
+                       this.length = 1;
+                       return this;
+               }
+
+               // Handle HTML strings
+               if ( typeof selector === "string" ) {
+                       if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
+                               // Assume that strings that start and end with <> are HTML and skip the regex check
+                               match = [ null, selector, null ];
+
+                       } else {
+                               match = rquickExpr.exec( selector );
+                       }
+
+                       // Match html or make sure no context is specified for #id
+                       if ( match && (match[1] || !context) ) {
+
+                               // HANDLE: $(html) -> $(array)
+                               if ( match[1] ) {
+                                       context = context instanceof jQuery ? context[0] : context;
+                                       doc = ( context && context.nodeType ? context.ownerDocument || context : document );
+
+                                       // scripts is true for back-compat
+                                       selector = jQuery.parseHTML( match[1], doc, true );
+                                       if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
+                                               this.attr.call( selector, context, true );
+                                       }
+
+                                       return jQuery.merge( this, selector );
+
+                               // HANDLE: $(#id)
+                               } else {
+                                       elem = document.getElementById( match[2] );
+
+                                       // Check parentNode to catch when Blackberry 4.6 returns
+                                       // nodes that are no longer in the document #6963
+                                       if ( elem && elem.parentNode ) {
+                                               // Handle the case where IE and Opera return items
+                                               // by name instead of ID
+                                               if ( elem.id !== match[2] ) {
+                                                       return rootjQuery.find( selector );
+                                               }
+
+                                               // Otherwise, we inject the element directly into the jQuery object
+                                               this.length = 1;
+                                               this[0] = elem;
+                                       }
+
+                                       this.context = document;
+                                       this.selector = selector;
+                                       return this;
+                               }
+
+                       // HANDLE: $(expr, $(...))
+                       } else if ( !context || context.jquery ) {
+                               return ( context || rootjQuery ).find( selector );
+
+                       // HANDLE: $(expr, context)
+                       // (which is just equivalent to: $(context).find(expr)
+                       } else {
+                               return this.constructor( context ).find( selector );
+                       }
+
+               // HANDLE: $(function)
+               // Shortcut for document ready
+               } else if ( jQuery.isFunction( selector ) ) {
+                       return rootjQuery.ready( selector );
+               }
+
+               if ( selector.selector !== undefined ) {
+                       this.selector = selector.selector;
+                       this.context = selector.context;
+               }
+
+               return jQuery.makeArray( selector, this );
+       },
+
+       // Start with an empty selector
+       selector: "",
+
+       // The current version of jQuery being used
+       jquery: "1.8.3",
+
+       // The default length of a jQuery object is 0
+       length: 0,
+
+       // The number of elements contained in the matched element set
+       size: function() {
+               return this.length;
+       },
+
+       toArray: function() {
+               return core_slice.call( this );
+       },
+
+       // Get the Nth element in the matched element set OR
+       // Get the whole matched element set as a clean array
+       get: function( num ) {
+               return num == null ?
+
+                       // Return a 'clean' array
+                       this.toArray() :
+
+                       // Return just the object
+                       ( num < 0 ? this[ this.length + num ] : this[ num ] );
+       },
+
+       // Take an array of elements and push it onto the stack
+       // (returning the new matched element set)
+       pushStack: function( elems, name, selector ) {
+
+               // Build a new jQuery matched element set
+               var ret = jQuery.merge( this.constructor(), elems );
+
+               // Add the old object onto the stack (as a reference)
+               ret.prevObject = this;
+
+               ret.context = this.context;
+
+               if ( name === "find" ) {
+                       ret.selector = this.selector + ( this.selector ? " " : "" ) + selector;
+               } else if ( name ) {
+                       ret.selector = this.selector + "." + name + "(" + selector + ")";
+               }
+
+               // Return the newly-formed element set
+               return ret;
+       },
+
+       // Execute a callback for every element in the matched set.
+       // (You can seed the arguments with an array of args, but this is
+       // only used internally.)
+       each: function( callback, args ) {
+               return jQuery.each( this, callback, args );
+       },
+
+       ready: function( fn ) {
+               // Add the callback
+               jQuery.ready.promise().done( fn );
+
+               return this;
+       },
+
+       eq: function( i ) {
+               i = +i;
+               return i === -1 ?
+                       this.slice( i ) :
+                       this.slice( i, i + 1 );
+       },
+
+       first: function() {
+               return this.eq( 0 );
+       },
+
+       last: function() {
+               return this.eq( -1 );
+       },
+
+       slice: function() {
+               return this.pushStack( core_slice.apply( this, arguments ),
+                       "slice", core_slice.call(arguments).join(",") );
+       },
+
+       map: function( callback ) {
+               return this.pushStack( jQuery.map(this, function( elem, i ) {
+                       return callback.call( elem, i, elem );
+               }));
+       },
+
+       end: function() {
+               return this.prevObject || this.constructor(null);
+       },
+
+       // For internal use only.
+       // Behaves like an Array's method, not like a jQuery method.
+       push: core_push,
+       sort: [].sort,
+       splice: [].splice
+};
+
+// Give the init function the jQuery prototype for later instantiation
+jQuery.fn.init.prototype = jQuery.fn;
+
+jQuery.extend = jQuery.fn.extend = function() {
+       var options, name, src, copy, copyIsArray, clone,
+               target = arguments[0] || {},
+               i = 1,
+               length = arguments.length,
+               deep = false;
+
+       // Handle a deep copy situation
+       if ( typeof target === "boolean" ) {
+               deep = target;
+               target = arguments[1] || {};
+               // skip the boolean and the target
+               i = 2;
+       }
+
+       // Handle case when target is a string or something (possible in deep copy)
+       if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
+               target = {};
+       }
+
+       // extend jQuery itself if only one argument is passed
+       if ( length === i ) {
+               target = this;
+               --i;
+       }
+
+       for ( ; i < length; i++ ) {
+               // Only deal with non-null/undefined values
+               if ( (options = arguments[ i ]) != null ) {
+                       // Extend the base object
+                       for ( name in options ) {
+                               src = target[ name ];
+                               copy = options[ name ];
+
+                               // Prevent never-ending loop
+                               if ( target === copy ) {
+                                       continue;
+                               }
+
+                               // Recurse if we're merging plain objects or arrays
+                               if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
+                                       if ( copyIsArray ) {
+                                               copyIsArray = false;
+                                               clone = src && jQuery.isArray(src) ? src : [];
+
+                                       } else {
+                                               clone = src && jQuery.isPlainObject(src) ? src : {};
+                                       }
+
+                                       // Never move original objects, clone them
+                                       target[ name ] = jQuery.extend( deep, clone, copy );
+
+                               // Don't bring in undefined values
+                               } else if ( copy !== undefined ) {
+                                       target[ name ] = copy;
+                               }
+                       }
+               }
+       }
+
+       // Return the modified object
+       return target;
+};
+
+jQuery.extend({
+       noConflict: function( deep ) {
+               if ( window.$ === jQuery ) {
+                       window.$ = _$;
+               }
+
+               if ( deep && window.jQuery === jQuery ) {
+                       window.jQuery = _jQuery;
+               }
+
+               return jQuery;
+       },
+
+       // Is the DOM ready to be used? Set to true once it occurs.
+       isReady: false,
+
+       // A counter to track how many items to wait for before
+       // the ready event fires. See #6781
+       readyWait: 1,
+
+       // Hold (or release) the ready event
+       holdReady: function( hold ) {
+               if ( hold ) {
+                       jQuery.readyWait++;
+               } else {
+                       jQuery.ready( true );
+               }
+       },
+
+       // Handle when the DOM is ready
+       ready: function( wait ) {
+
+               // Abort if there are pending holds or we're already ready
+               if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
+                       return;
+               }
+
+               // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
+               if ( !document.body ) {
+                       return setTimeout( jQuery.ready, 1 );
+               }
+
+               // Remember that the DOM is ready
+               jQuery.isReady = true;
+
+               // If a normal DOM Ready event fired, decrement, and wait if need be
+               if ( wait !== true && --jQuery.readyWait > 0 ) {
+                       return;
+               }
+
+               // If there are functions bound, to execute
+               readyList.resolveWith( document, [ jQuery ] );
+
+               // Trigger any bound ready events
+               if ( jQuery.fn.trigger ) {
+                       jQuery( document ).trigger("ready").off("ready");
+               }
+       },
+
+       // See test/unit/core.js for details concerning isFunction.
+       // Since version 1.3, DOM methods and functions like alert
+       // aren't supported. They return false on IE (#2968).
+       isFunction: function( obj ) {
+               return jQuery.type(obj) === "function";
+       },
+
+       isArray: Array.isArray || function( obj ) {
+               return jQuery.type(obj) === "array";
+       },
+
+       isWindow: function( obj ) {
+               return obj != null && obj == obj.window;
+       },
+
+       isNumeric: function( obj ) {
+               return !isNaN( parseFloat(obj) ) && isFinite( obj );
+       },
+
+       type: function( obj ) {
+               return obj == null ?
+                       String( obj ) :
+                       class2type[ core_toString.call(obj) ] || "object";
+       },
+
+       isPlainObject: function( obj ) {
+               // Must be an Object.
+               // Because of IE, we also have to check the presence of the constructor property.
+               // Make sure that DOM nodes and window objects don't pass through, as well
+               if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
+                       return false;
+               }
+
+               try {
+                       // Not own constructor property must be Object
+                       if ( obj.constructor &&
+                               !core_hasOwn.call(obj, "constructor") &&
+                               !core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
+                               return false;
+                       }
+               } catch ( e ) {
+                       // IE8,9 Will throw exceptions on certain host objects #9897
+                       return false;
+               }
+
+               // Own properties are enumerated firstly, so to speed up,
+               // if last one is own, then all properties are own.
+
+               var key;
+               for ( key in obj ) {}
+
+               return key === undefined || core_hasOwn.call( obj, key );
+       },
+
+       isEmptyObject: function( obj ) {
+               var name;
+               for ( name in obj ) {
+                       return false;
+               }
+               return true;
+       },
+
+       error: function( msg ) {
+               throw new Error( msg );
+       },
+
+       // data: string of html
+       // context (optional): If specified, the fragment will be created in this context, defaults to document
+       // scripts (optional): If true, will include scripts passed in the html string
+       parseHTML: function( data, context, scripts ) {
+               var parsed;
+               if ( !data || typeof data !== "string" ) {
+                       return null;
+               }
+               if ( typeof context === "boolean" ) {
+                       scripts = context;
+                       context = 0;
+               }
+               context = context || document;
+
+               // Single tag
+               if ( (parsed = rsingleTag.exec( data )) ) {
+                       return [ context.createElement( parsed[1] ) ];
+               }
+
+               parsed = jQuery.buildFragment( [ data ], context, scripts ? null : [] );
+               return jQuery.merge( [],
+                       (parsed.cacheable ? jQuery.clone( parsed.fragment ) : parsed.fragment).childNodes );
+       },
+
+       parseJSON: function( data ) {
+               if ( !data || typeof data !== "string") {
+                       return null;
+               }
+
+               // Make sure leading/trailing whitespace is removed (IE can't handle it)
+               data = jQuery.trim( data );
+
+               // Attempt to parse using the native JSON parser first
+               if ( window.JSON && window.JSON.parse ) {
+                       return window.JSON.parse( data );
+               }
+
+               // Make sure the incoming data is actual JSON
+               // Logic borrowed from http://json.org/json2.js
+               if ( rvalidchars.test( data.replace( rvalidescape, "@" )
+                       .replace( rvalidtokens, "]" )
+                       .replace( rvalidbraces, "")) ) {
+
+                       return ( new Function( "return " + data ) )();
+
+               }
+               jQuery.error( "Invalid JSON: " + data );
+       },
+
+       // Cross-browser xml parsing
+       parseXML: function( data ) {
+               var xml, tmp;
+               if ( !data || typeof data !== "string" ) {
+                       return null;
+               }
+               try {
+                       if ( window.DOMParser ) { // Standard
+                               tmp = new DOMParser();
+                               xml = tmp.parseFromString( data , "text/xml" );
+                       } else { // IE
+                               xml = new ActiveXObject( "Microsoft.XMLDOM" );
+                               xml.async = "false";
+                               xml.loadXML( data );
+                       }
+               } catch( e ) {
+                       xml = undefined;
+               }
+               if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) {
+                       jQuery.error( "Invalid XML: " + data );
+               }
+               return xml;
+       },
+
+       noop: function() {},
+
+       // Evaluates a script in a global context
+       // Workarounds based on findings by Jim Driscoll
+       // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
+       globalEval: function( data ) {
+               if ( data && core_rnotwhite.test( data ) ) {
+                       // We use execScript on Internet Explorer
+                       // We use an anonymous function so that context is window
+                       // rather than jQuery in Firefox
+                       ( window.execScript || function( data ) {
+                               window[ "eval" ].call( window, data );
+                       } )( data );
+               }
+       },
+
+       // Convert dashed to camelCase; used by the css and data modules
+       // Microsoft forgot to hump their vendor prefix (#9572)
+       camelCase: function( string ) {
+               return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
+       },
+
+       nodeName: function( elem, name ) {
+               return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
+       },
+
+       // args is for internal usage only
+       each: function( obj, callback, args ) {
+               var name,
+                       i = 0,
+                       length = obj.length,
+                       isObj = length === undefined || jQuery.isFunction( obj );
+
+               if ( args ) {
+                       if ( isObj ) {
+                               for ( name in obj ) {
+                                       if ( callback.apply( obj[ name ], args ) === false ) {
+                                               break;
+                                       }
+                               }
+                       } else {
+                               for ( ; i < length; ) {
+                                       if ( callback.apply( obj[ i++ ], args ) === false ) {
+                                               break;
+                                       }
+                               }
+                       }
+
+               // A special, fast, case for the most common use of each
+               } else {
+                       if ( isObj ) {
+                               for ( name in obj ) {
+                                       if ( callback.call( obj[ name ], name, obj[ name ] ) === false ) {
+                                               break;
+                                       }
+                               }
+                       } else {
+                               for ( ; i < length; ) {
+                                       if ( callback.call( obj[ i ], i, obj[ i++ ] ) === false ) {
+                                               break;
+                                       }
+                               }
+                       }
+               }
+
+               return obj;
+       },
+
+       // Use native String.trim function wherever possible
+       trim: core_trim && !core_trim.call("\uFEFF\xA0") ?
+               function( text ) {
+                       return text == null ?
+                               "" :
+                               core_trim.call( text );
+               } :
+
+               // Otherwise use our own trimming functionality
+               function( text ) {
+                       return text == null ?
+                               "" :
+                               ( text + "" ).replace( rtrim, "" );
+               },
+
+       // results is for internal usage only
+       makeArray: function( arr, results ) {
+               var type,
+                       ret = results || [];
+
+               if ( arr != null ) {
+                       // The window, strings (and functions) also have 'length'
+                       // Tweaked logic slightly to handle Blackberry 4.7 RegExp issues #6930
+                       type = jQuery.type( arr );
+
+                       if ( arr.length == null || type === "string" || type === "function" || type === "regexp" || jQuery.isWindow( arr ) ) {
+                               core_push.call( ret, arr );
+                       } else {
+                               jQuery.merge( ret, arr );
+                       }
+               }
+
+               return ret;
+       },
+
+       inArray: function( elem, arr, i ) {
+               var len;
+
+               if ( arr ) {
+                       if ( core_indexOf ) {
+                               return core_indexOf.call( arr, elem, i );
+                       }
+
+                       len = arr.length;
+                       i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;
+
+                       for ( ; i < len; i++ ) {
+                               // Skip accessing in sparse arrays
+                               if ( i in arr && arr[ i ] === elem ) {
+                                       return i;
+                               }
+                       }
+               }
+
+               return -1;
+       },
+
+       merge: function( first, second ) {
+               var l = second.length,
+                       i = first.length,
+                       j = 0;
+
+               if ( typeof l === "number" ) {
+                       for ( ; j < l; j++ ) {
+                               first[ i++ ] = second[ j ];
+                       }
+
+               } else {
+                       while ( second[j] !== undefined ) {
+                               first[ i++ ] = second[ j++ ];
+                       }
+               }
+
+               first.length = i;
+
+               return first;
+       },
+
+       grep: function( elems, callback, inv ) {
+               var retVal,
+                       ret = [],
+                       i = 0,
+                       length = elems.length;
+               inv = !!inv;
+
+               // Go through the array, only saving the items
+               // that pass the validator function
+               for ( ; i < length; i++ ) {
+                       retVal = !!callback( elems[ i ], i );
+                       if ( inv !== retVal ) {
+                               ret.push( elems[ i ] );
+                       }
+               }
+
+               return ret;
+       },
+
+       // arg is for internal usage only
+       map: function( elems, callback, arg ) {
+               var value, key,
+                       ret = [],
+                       i = 0,
+                       length = elems.length,
+                       // jquery objects are treated as arrays
+                       isArray = elems instanceof jQuery || length !== undefined && typeof length === "number" && ( ( length > 0 && elems[ 0 ] && elems[ length -1 ] ) || length === 0 || jQuery.isArray( elems ) ) ;
+
+               // Go through the array, translating each of the items to their
+               if ( isArray ) {
+                       for ( ; i < length; i++ ) {
+                               value = callback( elems[ i ], i, arg );
+
+                               if ( value != null ) {
+                                       ret[ ret.length ] = value;
+                               }
+                       }
+
+               // Go through every key on the object,
+               } else {
+                       for ( key in elems ) {
+                               value = callback( elems[ key ], key, arg );
+
+                               if ( value != null ) {
+                                       ret[ ret.length ] = value;
+                               }
+                       }
+               }
+
+               // Flatten any nested arrays
+               return ret.concat.apply( [], ret );
+       },
+
+       // A global GUID counter for objects
+       guid: 1,
+
+       // Bind a function to a context, optionally partially applying any
+       // arguments.
+       proxy: function( fn, context ) {
+               var tmp, args, proxy;
+
+               if ( typeof context === "string" ) {
+                       tmp = fn[ context ];
+                       context = fn;
+                       fn = tmp;
+               }
+
+               // Quick check to determine if target is callable, in the spec
+               // this throws a TypeError, but we will just return undefined.
+               if ( !jQuery.isFunction( fn ) ) {
+                       return undefined;
+               }
+
+               // Simulated bind
+               args = core_slice.call( arguments, 2 );
+               proxy = function() {
+                       return fn.apply( context, args.concat( core_slice.call( arguments ) ) );
+               };
+
+               // Set the guid of unique handler to the same of original handler, so it can be removed
+               proxy.guid = fn.guid = fn.guid || jQuery.guid++;
+
+               return proxy;
+       },
+
+       // Multifunctional method to get and set values of a collection
+       // The value/s can optionally be executed if it's a function
+       access: function( elems, fn, key, value, chainable, emptyGet, pass ) {
+               var exec,
+                       bulk = key == null,
+                       i = 0,
+                       length = elems.length;
+
+               // Sets many values
+               if ( key && typeof key === "object" ) {
+                       for ( i in key ) {
+                               jQuery.access( elems, fn, i, key[i], 1, emptyGet, value );
+                       }
+                       chainable = 1;
+
+               // Sets one value
+               } else if ( value !== undefined ) {
+                       // Optionally, function values get executed if exec is true
+                       exec = pass === undefined && jQuery.isFunction( value );
+
+                       if ( bulk ) {
+                               // Bulk operations only iterate when executing function values
+                               if ( exec ) {
+                                       exec = fn;
+                                       fn = function( elem, key, value ) {
+                                               return exec.call( jQuery( elem ), value );
+                                       };
+
+                               // Otherwise they run against the entire set
+                               } else {
+                                       fn.call( elems, value );
+                                       fn = null;
+                               }
+                       }
+
+                       if ( fn ) {
+                               for (; i < length; i++ ) {
+                                       fn( elems[i], key, exec ? value.call( elems[i], i, fn( elems[i], key ) ) : value, pass );
+                               }
+                       }
+
+                       chainable = 1;
+               }
+
+               return chainable ?
+                       elems :
+
+                       // Gets
+                       bulk ?
+                               fn.call( elems ) :
+                               length ? fn( elems[0], key ) : emptyGet;
+       },
+
+       now: function() {
+               return ( new Date() ).getTime();
+       }
+});
+
+jQuery.ready.promise = function( obj ) {
+       if ( !readyList ) {
+
+               readyList = jQuery.Deferred();
+
+               // Catch cases where $(document).ready() is called after the browser event has already occurred.
+               // we once tried to use readyState "interactive" here, but it caused issues like the one
+               // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
+               if ( document.readyState === "complete" ) {
+                       // Handle it asynchronously to allow scripts the opportunity to delay ready
+                       setTimeout( jQuery.ready, 1 );
+
+               // Standards-based browsers support DOMContentLoaded
+               } else if ( document.addEventListener ) {
+                       // Use the handy event callback
+                       document.addEventListener( "DOMContentLoaded", DOMContentLoaded, false );
+
+                       // A fallback to window.onload, that will always work
+                       window.addEventListener( "load", jQuery.ready, false );
+
+               // If IE event model is used
+               } else {
+                       // Ensure firing before onload, maybe late but safe also for iframes
+                       document.attachEvent( "onreadystatechange", DOMContentLoaded );
+
+                       // A fallback to window.onload, that will always work
+                       window.attachEvent( "onload", jQuery.ready );
+
+                       // If IE and not a frame
+                       // continually check to see if the document is ready
+                       var top = false;
+
+                       try {
+                               top = window.frameElement == null && document.documentElement;
+                       } catch(e) {}
+
+                       if ( top && top.doScroll ) {
+                               (function doScrollCheck() {
+                                       if ( !jQuery.isReady ) {
+
+                                               try {
+                                                       // Use the trick by Diego Perini
+                                                       // http://javascript.nwbox.com/IEContentLoaded/
+                                                       top.doScroll("left");
+                                               } catch(e) {
+                                                       return setTimeout( doScrollCheck, 50 );
+                                               }
+
+                                               // and execute any waiting functions
+                                               jQuery.ready();
+                                       }
+                               })();
+                       }
+               }
+       }
+       return readyList.promise( obj );
+};
+
+// Populate the class2type map
+jQuery.each("Boolean Number String Function Array Date RegExp Object".split(" "), function(i, name) {
+       class2type[ "[object " + name + "]" ] = name.toLowerCase();
+});
+
+// All jQuery objects should point back to these
+rootjQuery = jQuery(document);
+// String to Object options format cache
+var optionsCache = {};
+
+// Convert String-formatted options into Object-formatted ones and store in cache
+function createOptions( options ) {
+       var object = optionsCache[ options ] = {};
+       jQuery.each( options.split( core_rspace ), function( _, flag ) {
+               object[ flag ] = true;
+       });
+       return object;
+}
+
+/*
+ * Create a callback list using the following parameters:
+ *
+ *     options: an optional list of space-separated options that will change how
+ *                     the callback list behaves or a more traditional option object
+ *
+ * By default a callback list will act like an event callback list and can be
+ * "fired" multiple times.
+ *
+ * Possible options:
+ *
+ *     once:                   will ensure the callback list can only be fired once (like a Deferred)
+ *
+ *     memory:                 will keep track of previous values and will call any callback added
+ *                                     after the list has been fired right away with the latest "memorized"
+ *                                     values (like a Deferred)
+ *
+ *     unique:                 will ensure a callback can only be added once (no duplicate in the list)
+ *
+ *     stopOnFalse:    interrupt callings when a callback returns false
+ *
+ */
+jQuery.Callbacks = function( options ) {
+
+       // Convert options from String-formatted to Object-formatted if needed
+       // (we check in cache first)
+       options = typeof options === "string" ?
+               ( optionsCache[ options ] || createOptions( options ) ) :
+               jQuery.extend( {}, options );
+
+       var // Last fire value (for non-forgettable lists)
+               memory,
+               // Flag to know if list was already fired
+               fired,
+               // Flag to know if list is currently firing
+               firing,
+               // First callback to fire (used internally by add and fireWith)
+               firingStart,
+               // End of the loop when firing
+               firingLength,
+               // Index of currently firing callback (modified by remove if needed)
+               firingIndex,
+               // Actual callback list
+               list = [],
+               // Stack of fire calls for repeatable lists
+               stack = !options.once && [],
+               // Fire callbacks
+               fire = function( data ) {
+                       memory = options.memory && data;
+                       fired = true;
+                       firingIndex = firingStart || 0;
+                       firingStart = 0;
+                       firingLength = list.length;
+                       firing = true;
+                       for ( ; list && firingIndex < firingLength; firingIndex++ ) {
+                               if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
+                                       memory = false; // To prevent further calls using add
+                                       break;
+                               }
+                       }
+                       firing = false;
+                       if ( list ) {
+                               if ( stack ) {
+                                       if ( stack.length ) {
+                                               fire( stack.shift() );
+                                       }
+                               } else if ( memory ) {
+                                       list = [];
+                               } else {
+                                       self.disable();
+                               }
+                       }
+               },
+               // Actual Callbacks object
+               self = {
+                       // Add a callback or a collection of callbacks to the list
+                       add: function() {
+                               if ( list ) {
+                                       // First, we save the current length
+                                       var start = list.length;
+                                       (function add( args ) {
+                                               jQuery.each( args, function( _, arg ) {
+                                                       var type = jQuery.type( arg );
+                                                       if ( type === "function" ) {
+                                                               if ( !options.unique || !self.has( arg ) ) {
+                                                                       list.push( arg );
+                                                               }
+                                                       } else if ( arg && arg.length && type !== "string" ) {
+                                                               // Inspect recursively
+                                                               add( arg );
+                                                       }
+                                               });
+                                       })( arguments );
+                                       // Do we need to add the callbacks to the
+                                       // current firing batch?
+                                       if ( firing ) {
+                                               firingLength = list.length;
+                                       // With memory, if we're not firing then
+                                       // we should call right away
+                                       } else if ( memory ) {
+                                               firingStart = start;
+                                               fire( memory );
+                                       }
+                               }
+                               return this;
+                       },
+                       // Remove a callback from the list
+                       remove: function() {
+                               if ( list ) {
+                                       jQuery.each( arguments, function( _, arg ) {
+                                               var index;
+                                               while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
+                                                       list.splice( index, 1 );
+                                                       // Handle firing indexes
+                                                       if ( firing ) {
+                                                               if ( index <= firingLength ) {
+                                                                       firingLength--;
+                                                               }
+                                                               if ( index <= firingIndex ) {
+                                                                       firingIndex--;
+                                                               }
+                                                       }
+                                               }
+                                       });
+                               }
+                               return this;
+                       },
+                       // Control if a given callback is in the list
+                       has: function( fn ) {
+                               return jQuery.inArray( fn, list ) > -1;
+                       },
+                       // Remove all callbacks from the list
+                       empty: function() {
+                               list = [];
+                               return this;
+                       },
+                       // Have the list do nothing anymore
+                       disable: function() {
+                               list = stack = memory = undefined;
+                               return this;
+                       },
+                       // Is it disabled?
+                       disabled: function() {
+                               return !list;
+                       },
+                       // Lock the list in its current state
+                       lock: function() {
+                               stack = undefined;
+                               if ( !memory ) {
+                                       self.disable();
+                               }
+                               return this;
+                       },
+                       // Is it locked?
+                       locked: function() {
+                               return !stack;
+                       },
+                       // Call all callbacks with the given context and arguments
+                       fireWith: function( context, args ) {
+                               args = args || [];
+                               args = [ context, args.slice ? args.slice() : args ];
+                               if ( list && ( !fired || stack ) ) {
+                                       if ( firing ) {
+                                               stack.push( args );
+                                       } else {
+                                               fire( args );
+                                       }
+                               }
+                               return this;
+                       },
+                       // Call all the callbacks with the given arguments
+                       fire: function() {
+                               self.fireWith( this, arguments );
+                               return this;
+                       },
+                       // To know if the callbacks have already been called at least once
+                       fired: function() {
+                               return !!fired;
+                       }
+               };
+
+       return self;
+};
+jQuery.extend({
+
+       Deferred: function( func ) {
+               var tuples = [
+                               // action, add listener, listener list, final state
+                               [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
+                               [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
+                               [ "notify", "progress", jQuery.Callbacks("memory") ]
+                       ],
+                       state = "pending",
+                       promise = {
+                               state: function() {
+                                       return state;
+                               },
+                               always: function() {
+                                       deferred.done( arguments ).fail( arguments );
+                                       return this;
+                               },
+                               then: function( /* fnDone, fnFail, fnProgress */ ) {
+                                       var fns = arguments;
+                                       return jQuery.Deferred(function( newDefer ) {
+                                               jQuery.each( tuples, function( i, tuple ) {
+                                                       var action = tuple[ 0 ],
+                                                               fn = fns[ i ];
+                                                       // deferred[ done | fail | progress ] for forwarding actions to newDefer
+                                                       deferred[ tuple[1] ]( jQuery.isFunction( fn ) ?
+                                                               function() {
+                                                                       var returned = fn.apply( this, arguments );
+                                                                       if ( returned && jQuery.isFunction( returned.promise ) ) {
+                                                                               returned.promise()
+                                                                                       .done( newDefer.resolve )
+                                                                                       .fail( newDefer.reject )
+                                                                                       .progress( newDefer.notify );
+                                                                       } else {
+                                                                               newDefer[ action + "With" ]( this === deferred ? newDefer : this, [ returned ] );
+                                                                       }
+                                                               } :
+                                                               newDefer[ action ]
+                                                       );
+                                               });
+                                               fns = null;
+                                       }).promise();
+                               },
+                               // Get a promise for this deferred
+                               // If obj is provided, the promise aspect is added to the object
+                               promise: function( obj ) {
+                                       return obj != null ? jQuery.extend( obj, promise ) : promise;
+                               }
+                       },
+                       deferred = {};
+
+               // Keep pipe for back-compat
+               promise.pipe = promise.then;
+
+               // Add list-specific methods
+               jQuery.each( tuples, function( i, tuple ) {
+                       var list = tuple[ 2 ],
+                               stateString = tuple[ 3 ];
+
+                       // promise[ done | fail | progress ] = list.add
+                       promise[ tuple[1] ] = list.add;
+
+                       // Handle state
+                       if ( stateString ) {
+                               list.add(function() {
+                                       // state = [ resolved | rejected ]
+                                       state = stateString;
+
+                               // [ reject_list | resolve_list ].disable; progress_list.lock
+                               }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
+                       }
+
+                       // deferred[ resolve | reject | notify ] = list.fire
+                       deferred[ tuple[0] ] = list.fire;
+                       deferred[ tuple[0] + "With" ] = list.fireWith;
+               });
+
+               // Make the deferred a promise
+               promise.promise( deferred );
+
+               // Call given func if any
+               if ( func ) {
+                       func.call( deferred, deferred );
+               }
+
+               // All done!
+               return deferred;
+       },
+
+       // Deferred helper
+       when: function( subordinate /* , ..., subordinateN */ ) {
+               var i = 0,
+                       resolveValues = core_slice.call( arguments ),
+                       length = resolveValues.length,
+
+                       // the count of uncompleted subordinates
+                       remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,
+
+                       // the master Deferred. If resolveValues consist of only a single Deferred, just use that.
+                       deferred = remaining === 1 ? subordinate : jQuery.Deferred(),
+
+                       // Update function for both resolve and progress values
+                       updateFunc = function( i, contexts, values ) {
+                               return function( value ) {
+                                       contexts[ i ] = this;
+                                       values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value;
+                                       if( values === progressValues ) {
+                                               deferred.notifyWith( contexts, values );
+                                       } else if ( !( --remaining ) ) {
+                                               deferred.resolveWith( contexts, values );
+                                       }
+                               };
+                       },
+
+                       progressValues, progressContexts, resolveContexts;
+
+               // add listeners to Deferred subordinates; treat others as resolved
+               if ( length > 1 ) {
+                       progressValues = new Array( length );
+                       progressContexts = new Array( length );
+                       resolveContexts = new Array( length );
+                       for ( ; i < length; i++ ) {
+                               if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
+                                       resolveValues[ i ].promise()
+                                               .done( updateFunc( i, resolveContexts, resolveValues ) )
+                                               .fail( deferred.reject )
+                                               .progress( updateFunc( i, progressContexts, progressValues ) );
+                               } else {
+                                       --remaining;
+                               }
+                       }
+               }
+
+               // if we're not waiting on anything, resolve the master
+               if ( !remaining ) {
+                       deferred.resolveWith( resolveContexts, resolveValues );
+               }
+
+               return deferred.promise();
+       }
+});
+jQuery.support = (function() {
+
+       var support,
+               all,
+               a,
+               select,
+               opt,
+               input,
+               fragment,
+               eventName,
+               i,
+               isSupported,
+               clickFn,
+               div = document.createElement("div");
+
+       // Setup
+       div.setAttribute( "className", "t" );
+       div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
+
+       // Support tests won't run in some limited or non-browser environments
+       all = div.getElementsByTagName("*");
+       a = div.getElementsByTagName("a")[ 0 ];
+       if ( !all || !a || !all.length ) {
+               return {};
+       }
+
+       // First batch of tests
+       select = document.createElement("select");
+       opt = select.appendChild( document.createElement("option") );
+       input = div.getElementsByTagName("input")[ 0 ];
+
+       a.style.cssText = "top:1px;float:left;opacity:.5";
+       support = {
+               // IE strips leading whitespace when .innerHTML is used
+               leadingWhitespace: ( div.firstChild.nodeType === 3 ),
+
+               // Make sure that tbody elements aren't automatically inserted
+               // IE will insert them into empty tables
+               tbody: !div.getElementsByTagName("tbody").length,
+
+               // Make sure that link elements get serialized correctly by innerHTML
+               // This requires a wrapper element in IE
+               htmlSerialize: !!div.getElementsByTagName("link").length,
+
+               // Get the style information from getAttribute
+               // (IE uses .cssText instead)
+               style: /top/.test( a.getAttribute("style") ),
+
+               // Make sure that URLs aren't manipulated
+               // (IE normalizes it by default)
+               hrefNormalized: ( a.getAttribute("href") === "/a" ),
+
+               // Make sure that element opacity exists
+               // (IE uses filter instead)
+               // Use a regex to work around a WebKit issue. See #5145
+               opacity: /^0.5/.test( a.style.opacity ),
+
+               // Verify style float existence
+               // (IE uses styleFloat instead of cssFloat)
+               cssFloat: !!a.style.cssFloat,
+
+               // Make sure that if no value is specified for a checkbox
+               // that it defaults to "on".
+               // (WebKit defaults to "" instead)
+               checkOn: ( input.value === "on" ),
+
+               // Make sure that a selected-by-default option has a working selected property.
+               // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
+               optSelected: opt.selected,
+
+               // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
+               getSetAttribute: div.className !== "t",
+
+               // Tests for enctype support on a form (#6743)
+               enctype: !!document.createElement("form").enctype,
+
+               // Makes sure cloning an html5 element does not cause problems
+               // Where outerHTML is undefined, this still works
+               html5Clone: document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>",
+
+               // jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode
+               boxModel: ( document.compatMode === "CSS1Compat" ),
+
+               // Will be defined later
+               submitBubbles: true,
+               changeBubbles: true,
+               focusinBubbles: false,
+               deleteExpando: true,
+               noCloneEvent: true,
+               inlineBlockNeedsLayout: false,
+               shrinkWrapBlocks: false,
+               reliableMarginRight: true,
+               boxSizingReliable: true,
+               pixelPosition: false
+       };
+
+       // Make sure checked status is properly cloned
+       input.checked = true;
+       support.noCloneChecked = input.cloneNode( true ).checked;
+
+       // Make sure that the options inside disabled selects aren't marked as disabled
+       // (WebKit marks them as disabled)
+       select.disabled = true;
+       support.optDisabled = !opt.disabled;
+
+       // Test to see if it's possible to delete an expando from an element
+       // Fails in Internet Explorer
+       try {
+               delete div.test;
+       } catch( e ) {
+               support.deleteExpando = false;
+       }
+
+       if ( !div.addEventListener && div.attachEvent && div.fireEvent ) {
+               div.attachEvent( "onclick", clickFn = function() {
+                       // Cloning a node shouldn't copy over any
+                       // bound event handlers (IE does this)
+                       support.noCloneEvent = false;
+               });
+               div.cloneNode( true ).fireEvent("onclick");
+               div.detachEvent( "onclick", clickFn );
+       }
+
+       // Check if a radio maintains its value
+       // after being appended to the DOM
+       input = document.createElement("input");
+       input.value = "t";
+       input.setAttribute( "type", "radio" );
+       support.radioValue = input.value === "t";
+
+       input.setAttribute( "checked", "checked" );
+
+       // #11217 - WebKit loses check when the name is after the checked attribute
+       input.setAttribute( "name", "t" );
+
+       div.appendChild( input );
+       fragment = document.createDocumentFragment();
+       fragment.appendChild( div.lastChild );
+
+       // WebKit doesn't clone checked state correctly in fragments
+       support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;
+
+       // Check if a disconnected checkbox will retain its checked
+       // value of true after appended to the DOM (IE6/7)
+       support.appendChecked = input.checked;
+
+       fragment.removeChild( input );
+       fragment.appendChild( div );
+
+       // Technique from Juriy Zaytsev
+       // http://perfectionkills.com/detecting-event-support-without-browser-sniffing/
+       // We only care about the case where non-standard event systems
+       // are used, namely in IE. Short-circuiting here helps us to
+       // avoid an eval call (in setAttribute) which can cause CSP
+       // to go haywire. See: https://developer.mozilla.org/en/Security/CSP
+       if ( div.attachEvent ) {
+               for ( i in {
+                       submit: true,
+                       change: true,
+                       focusin: true
+               }) {
+                       eventName = "on" + i;
+                       isSupported = ( eventName in div );
+                       if ( !isSupported ) {
+                               div.setAttribute( eventName, "return;" );
+                               isSupported = ( typeof div[ eventName ] === "function" );
+                       }
+                       support[ i + "Bubbles" ] = isSupported;
+               }
+       }
+
+       // Run tests that need a body at doc ready
+       jQuery(function() {
+               var container, div, tds, marginDiv,
+                       divReset = "padding:0;margin:0;border:0;display:block;overflow:hidden;",
+                       body = document.getElementsByTagName("body")[0];
+
+               if ( !body ) {
+                       // Return for frameset docs that don't have a body
+                       return;
+               }
+
+               container = document.createElement("div");
+               container.style.cssText = "visibility:hidden;border:0;width:0;height:0;position:static;top:0;margin-top:1px";
+               body.insertBefore( container, body.firstChild );
+
+               // Construct the test element
+               div = document.createElement("div");
+               container.appendChild( div );
+
+               // Check if table cells still have offsetWidth/Height when they are set
+               // to display:none and there are still other visible table cells in a
+               // table row; if so, offsetWidth/Height are not reliable for use when
+               // determining if an element has been hidden directly using
+               // display:none (it is still safe to use offsets if a parent element is
+               // hidden; don safety goggles and see bug #4512 for more information).
+               // (only IE 8 fails this test)
+               div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
+               tds = div.getElementsByTagName("td");
+               tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none";
+               isSupported = ( tds[ 0 ].offsetHeight === 0 );
+
+               tds[ 0 ].style.display = "";
+               tds[ 1 ].style.display = "none";
+
+               // Check if empty table cells still have offsetWidth/Height
+               // (IE <= 8 fail this test)
+               support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );
+
+               // Check box-sizing and margin behavior
+               div.innerHTML = "";
+               div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;";
+               support.boxSizing = ( div.offsetWidth === 4 );
+               support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 );
+
+               // NOTE: To any future maintainer, we've window.getComputedStyle
+               // because jsdom on node.js will break without it.
+               if ( window.getComputedStyle ) {
+                       support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
+                       support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
+
+                       // Check if div with explicit width and no margin-right incorrectly
+                       // gets computed margin-right based on width of container. For more
+                       // info see bug #3333
+                       // Fails in WebKit before Feb 2011 nightlies
+                       // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
+                       marginDiv = document.createElement("div");
+                       marginDiv.style.cssText = div.style.cssText = divReset;
+                       marginDiv.style.marginRight = marginDiv.style.width = "0";
+                       div.style.width = "1px";
+                       div.appendChild( marginDiv );
+                       support.reliableMarginRight =
+                               !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
+               }
+
+               if ( typeof div.style.zoom !== "undefined" ) {
+                       // Check if natively block-level elements act like inline-block
+                       // elements when setting their display to 'inline' and giving
+                       // them layout
+                       // (IE < 8 does this)
+                       div.innerHTML = "";
+                       div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1";
+                       support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );
+
+                       // Check if elements with layout shrink-wrap their children
+                       // (IE 6 does this)
+                       div.style.display = "block";
+                       div.style.overflow = "visible";
+                       div.innerHTML = "<div></div>";
+                       div.firstChild.style.width = "5px";
+                       support.shrinkWrapBlocks = ( div.offsetWidth !== 3 );
+
+                       container.style.zoom = 1;
+               }
+
+               // Null elements to avoid leaks in IE
+               body.removeChild( container );
+               container = div = tds = marginDiv = null;
+       });
+
+       // Null elements to avoid leaks in IE
+       fragment.removeChild( div );
+       all = a = select = opt = input = fragment = div = null;
+
+       return support;
+})();
+var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
+       rmultiDash = /([A-Z])/g;
+
+jQuery.extend({
+       cache: {},
+
+       deletedIds: [],
+
+       // Remove at next major release (1.9/2.0)
+       uuid: 0,
+
+       // Unique for each copy of jQuery on the page
+       // Non-digits removed to match rinlinejQuery
+       expando: "jQuery" + ( jQuery.fn.jquery + Math.random() ).replace( /\D/g, "" ),
+
+       // The following elements throw uncatchable exceptions if you
+       // attempt to add expando properties to them.
+       noData: {
+               "embed": true,
+               // Ban all objects except for Flash (which handle expandos)
+               "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000",
+               "applet": true
+       },
+
+       hasData: function( elem ) {
+               elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];
+               return !!elem && !isEmptyDataObject( elem );
+       },
+
+       data: function( elem, name, data, pvt /* Internal Use Only */ ) {
+               if ( !jQuery.acceptData( elem ) ) {
+                       return;
+               }
+
+               var thisCache, ret,
+                       internalKey = jQuery.expando,
+                       getByName = typeof name === "string",
+
+                       // We have to handle DOM nodes and JS objects differently because IE6-7
+                       // can't GC object references properly across the DOM-JS boundary
+                       isNode = elem.nodeType,
+
+                       // Only DOM nodes need the global jQuery cache; JS object data is
+                       // attached directly to the object so GC can occur automatically
+                       cache = isNode ? jQuery.cache : elem,
+
+                       // Only defining an ID for JS objects if its cache already exists allows
+                       // the code to shortcut on the same path as a DOM node with no cache
+                       id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;
+
+               // Avoid doing any more work than we need to when trying to get data on an
+               // object that has no data at all
+               if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && getByName && data === undefined ) {
+                       return;
+               }
+
+               if ( !id ) {
+                       // Only DOM nodes need a new unique ID for each element since their data
+                       // ends up in the global cache
+                       if ( isNode ) {
+                               elem[ internalKey ] = id = jQuery.deletedIds.pop() || jQuery.guid++;
+                       } else {
+                               id = internalKey;
+                       }
+               }
+
+               if ( !cache[ id ] ) {
+                       cache[ id ] = {};
+
+                       // Avoids exposing jQuery metadata on plain JS objects when the object
+                       // is serialized using JSON.stringify
+                       if ( !isNode ) {
+                               cache[ id ].toJSON = jQuery.noop;
+                       }
+               }
+
+               // An object can be passed to jQuery.data instead of a key/value pair; this gets
+               // shallow copied over onto the existing cache
+               if ( typeof name === "object" || typeof name === "function" ) {
+                       if ( pvt ) {
+                               cache[ id ] = jQuery.extend( cache[ id ], name );
+                       } else {
+                               cache[ id ].data = jQuery.extend( cache[ id ].data, name );
+                       }
+               }
+
+               thisCache = cache[ id ];
+
+               // jQuery data() is stored in a separate object inside the object's internal data
+               // cache in order to avoid key collisions between internal data and user-defined
+               // data.
+               if ( !pvt ) {
+                       if ( !thisCache.data ) {
+                               thisCache.data = {};
+                       }
+
+                       thisCache = thisCache.data;
+               }
+
+               if ( data !== undefined ) {
+                       thisCache[ jQuery.camelCase( name ) ] = data;
+               }
+
+               // Check for both converted-to-camel and non-converted data property names
+               // If a data property was specified
+               if ( getByName ) {
+
+                       // First Try to find as-is property data
+                       ret = thisCache[ name ];
+
+                       // Test for null|undefined property data
+                       if ( ret == null ) {
+
+                               // Try to find the camelCased property
+                               ret = thisCache[ jQuery.camelCase( name ) ];
+                       }
+               } else {
+                       ret = thisCache;
+               }
+
+               return ret;
+       },
+
+       removeData: function( elem, name, pvt /* Internal Use Only */ ) {
+               if ( !jQuery.acceptData( elem ) ) {
+                       return;
+               }
+
+               var thisCache, i, l,
+
+                       isNode = elem.nodeType,
+
+                       // See jQuery.data for more information
+                       cache = isNode ? jQuery.cache : elem,
+                       id = isNode ? elem[ jQuery.expando ] : jQuery.expando;
+
+               // If there is already no cache entry for this object, there is no
+               // purpose in continuing
+               if ( !cache[ id ] ) {
+                       return;
+               }
+
+               if ( name ) {
+
+                       thisCache = pvt ? cache[ id ] : cache[ id ].data;
+
+                       if ( thisCache ) {
+
+                               // Support array or space separated string names for data keys
+                               if ( !jQuery.isArray( name ) ) {
+
+                                       // try the string as a key before any manipulation
+                                       if ( name in thisCache ) {
+                                               name = [ name ];
+                                       } else {
+
+                                               // split the camel cased version by spaces unless a key with the spaces exists
+                                               name = jQuery.camelCase( name );
+                                               if ( name in thisCache ) {
+                                                       name = [ name ];
+                                               } else {
+                                                       name = name.split(" ");
+                                               }
+                                       }
+                               }
+
+                               for ( i = 0, l = name.length; i < l; i++ ) {
+                                       delete thisCache[ name[i] ];
+                               }
+
+                               // If there is no data left in the cache, we want to continue
+                               // and let the cache object itself get destroyed
+                               if ( !( pvt ? isEmptyDataObject : jQuery.isEmptyObject )( thisCache ) ) {
+                                       return;
+                               }
+                       }
+               }
+
+               // See jQuery.data for more information
+               if ( !pvt ) {
+                       delete cache[ id ].data;
+
+                       // Don't destroy the parent cache unless the internal data object
+                       // had been the only thing left in it
+                       if ( !isEmptyDataObject( cache[ id ] ) ) {
+                               return;
+                       }
+               }
+
+               // Destroy the cache
+               if ( isNode ) {
+                       jQuery.cleanData( [ elem ], true );
+
+               // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
+               } else if ( jQuery.support.deleteExpando || cache != cache.window ) {
+                       delete cache[ id ];
+
+               // When all else fails, null
+               } else {
+                       cache[ id ] = null;
+               }
+       },
+
+       // For internal use only.
+       _data: function( elem, name, data ) {
+               return jQuery.data( elem, name, data, true );
+       },
+
+       // A method for determining if a DOM node can handle the data expando
+       acceptData: function( elem ) {
+               var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ];
+
+               // nodes accept data unless otherwise specified; rejection can be conditional
+               return !noData || noData !== true && elem.getAttribute("classid") === noData;
+       }
+});
+
+jQuery.fn.extend({
+       data: function( key, value ) {
+               var parts, part, attr, name, l,
+                       elem = this[0],
+                       i = 0,
+                       data = null;
+
+               // Gets all values
+               if ( key === undefined ) {
+                       if ( this.length ) {
+                               data = jQuery.data( elem );
+
+                               if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) {
+                                       attr = elem.attributes;
+                                       for ( l = attr.length; i < l; i++ ) {
+                                               name = attr[i].name;
+
+                                               if ( !name.indexOf( "data-" ) ) {
+                                                       name = jQuery.camelCase( name.substring(5) );
+
+                                                       dataAttr( elem, name, data[ name ] );
+                                               }
+                                       }
+                                       jQuery._data( elem, "parsedAttrs", true );
+                               }
+                       }
+
+                       return data;
+               }
+
+               // Sets multiple values
+               if ( typeof key === "object" ) {
+                       return this.each(function() {
+                               jQuery.data( this, key );
+                       });
+               }
+
+               parts = key.split( ".", 2 );
+               parts[1] = parts[1] ? "." + parts[1] : "";
+               part = parts[1] + "!";
+
+               return jQuery.access( this, function( value ) {
+
+                       if ( value === undefined ) {
+                               data = this.triggerHandler( "getData" + part, [ parts[0] ] );
+
+                               // Try to fetch any internally stored data first
+                               if ( data === undefined && elem ) {
+                                       data = jQuery.data( elem, key );
+                                       data = dataAttr( elem, key, data );
+                               }
+
+                               return data === undefined && parts[1] ?
+                                       this.data( parts[0] ) :
+                                       data;
+                       }
+
+                       parts[1] = value;
+                       this.each(function() {
+                               var self = jQuery( this );
+
+                               self.triggerHandler( "setData" + part, parts );
+                               jQuery.data( this, key, value );
+                               self.triggerHandler( "changeData" + part, parts );
+                       });
+               }, null, value, arguments.length > 1, null, false );
+       },
+
+       removeData: function( key ) {
+               return this.each(function() {
+                       jQuery.removeData( this, key );
+               });
+       }
+});
+
+function dataAttr( elem, key, data ) {
+       // If nothing was found internally, try to fetch any
+       // data from the HTML5 data-* attribute
+       if ( data === undefined && elem.nodeType === 1 ) {
+
+               var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();
+
+               data = elem.getAttribute( name );
+
+               if ( typeof data === "string" ) {
+                       try {
+                               data = data === "true" ? true :
+                               data === "false" ? false :
+                               data === "null" ? null :
+                               // Only convert to a number if it doesn't change the string
+                               +data + "" === data ? +data :
+                               rbrace.test( data ) ? jQuery.parseJSON( data ) :
+                                       data;
+                       } catch( e ) {}
+
+                       // Make sure we set the data so it isn't changed later
+                       jQuery.data( elem, key, data );
+
+               } else {
+                       data = undefined;
+               }
+       }
+
+       return data;
+}
+
+// checks a cache object for emptiness
+function isEmptyDataObject( obj ) {
+       var name;
+       for ( name in obj ) {
+
+               // if the public data object is empty, the private is still empty
+               if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) {
+                       continue;
+               }
+               if ( name !== "toJSON" ) {
+                       return false;
+               }
+       }
+
+       return true;
+}
+jQuery.extend({
+       queue: function( elem, type, data ) {
+               var queue;
+
+               if ( elem ) {
+                       type = ( type || "fx" ) + "queue";
+                       queue = jQuery._data( elem, type );
+
+                       // Speed up dequeue by getting out quickly if this is just a lookup
+                       if ( data ) {
+                               if ( !queue || jQuery.isArray(data) ) {
+                                       queue = jQuery._data( elem, type, jQuery.makeArray(data) );
+                               } else {
+                                       queue.push( data );
+                               }
+                       }
+                       return queue || [];
+               }
+       },
+
+       dequeue: function( elem, type ) {
+               type = type || "fx";
+
+               var queue = jQuery.queue( elem, type ),
+                       startLength = queue.length,
+                       fn = queue.shift(),
+                       hooks = jQuery._queueHooks( elem, type ),
+                       next = function() {
+                               jQuery.dequeue( elem, type );
+                       };
+
+               // If the fx queue is dequeued, always remove the progress sentinel
+               if ( fn === "inprogress" ) {
+                       fn = queue.shift();
+                       startLength--;
+               }
+
+               if ( fn ) {
+
+                       // Add a progress sentinel to prevent the fx queue from being
+                       // automatically dequeued
+                       if ( type === "fx" ) {
+                               queue.unshift( "inprogress" );
+                       }
+
+                       // clear up the last queue stop function
+                       delete hooks.stop;
+                       fn.call( elem, next, hooks );
+               }
+
+               if ( !startLength && hooks ) {
+                       hooks.empty.fire();
+               }
+       },
+
+       // not intended for public consumption - generates a queueHooks object, or returns the current one
+       _queueHooks: function( elem, type ) {
+               var key = type + "queueHooks";
+               return jQuery._data( elem, key ) || jQuery._data( elem, key, {
+                       empty: jQuery.Callbacks("once memory").add(function() {
+                               jQuery.removeData( elem, type + "queue", true );
+                               jQuery.removeData( elem, key, true );
+                       })
+               });
+       }
+});
+
+jQuery.fn.extend({
+       queue: function( type, data ) {
+               var setter = 2;
+
+               if ( typeof type !== "string" ) {
+                       data = type;
+                       type = "fx";
+                       setter--;
+               }
+
+               if ( arguments.length < setter ) {
+                       return jQuery.queue( this[0], type );
+               }
+
+               return data === undefined ?
+                       this :
+                       this.each(function() {
+                               var queue = jQuery.queue( this, type, data );
+
+                               // ensure a hooks for this queue
+                               jQuery._queueHooks( this, type );
+
+                               if ( type === "fx" && queue[0] !== "inprogress" ) {
+                                       jQuery.dequeue( this, type );
+                               }
+                       });
+       },
+       dequeue: function( type ) {
+               return this.each(function() {
+                       jQuery.dequeue( this, type );
+               });
+       },
+       // Based off of the plugin by Clint Helfers, with permission.
+       // http://blindsignals.com/index.php/2009/07/jquery-delay/
+       delay: function( time, type ) {
+               time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
+               type = type || "fx";
+
+               return this.queue( type, function( next, hooks ) {
+                       var timeout = setTimeout( next, time );
+                       hooks.stop = function() {
+                               clearTimeout( timeout );
+                       };
+               });
+       },
+       clearQueue: function( type ) {
+               return this.queue( type || "fx", [] );
+       },
+       // Get a promise resolved when queues of a certain type
+       // are emptied (fx is the type by default)
+       promise: function( type, obj ) {
+               var tmp,
+                       count = 1,
+                       defer = jQuery.Deferred(),
+                       elements = this,
+                       i = this.length,
+                       resolve = function() {
+                               if ( !( --count ) ) {
+                                       defer.resolveWith( elements, [ elements ] );
+                               }
+                       };
+
+               if ( typeof type !== "string" ) {
+                       obj = type;
+                       type = undefined;
+               }
+               type = type || "fx";
+
+               while( i-- ) {
+                       tmp = jQuery._data( elements[ i ], type + "queueHooks" );
+                       if ( tmp && tmp.empty ) {
+                               count++;
+                               tmp.empty.add( resolve );
+                       }
+               }
+               resolve();
+               return defer.promise( obj );
+       }
+});
+var nodeHook, boolHook, fixSpecified,
+       rclass = /[\t\r\n]/g,
+       rreturn = /\r/g,
+       rtype = /^(?:button|input)$/i,
+       rfocusable = /^(?:button|input|object|select|textarea)$/i,
+       rclickable = /^a(?:rea|)$/i,
+       rboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i,
+       getSetAttribute = jQuery.support.getSetAttribute;
+
+jQuery.fn.extend({
+       attr: function( name, value ) {
+               return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 );
+       },
+
+       removeAttr: function( name ) {
+               return this.each(function() {
+                       jQuery.removeAttr( this, name );
+               });
+       },
+
+       prop: function( name, value ) {
+               return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 );
+       },
+
+       removeProp: function( name ) {
+               name = jQuery.propFix[ name ] || name;
+               return this.each(function() {
+                       // try/catch handles cases where IE balks (such as removing a property on window)
+                       try {
+                               this[ name ] = undefined;
+                               delete this[ name ];
+                       } catch( e ) {}
+               });
+       },
+
+       addClass: function( value ) {
+               var classNames, i, l, elem,
+                       setClass, c, cl;
+
+               if ( jQuery.isFunction( value ) ) {
+                       return this.each(function( j ) {
+                               jQuery( this ).addClass( value.call(this, j, this.className) );
+                       });
+               }
+
+               if ( value && typeof value === "string" ) {
+                       classNames = value.split( core_rspace );
+
+                       for ( i = 0, l = this.length; i < l; i++ ) {
+                               elem = this[ i ];
+
+                               if ( elem.nodeType === 1 ) {
+                                       if ( !elem.className && classNames.length === 1 ) {
+                                               elem.className = value;
+
+                                       } else {
+                                               setClass = " " + elem.className + " ";
+
+                                               for ( c = 0, cl = classNames.length; c < cl; c++ ) {
+                                                       if ( setClass.indexOf( " " + classNames[ c ] + " " ) < 0 ) {
+                                                               setClass += classNames[ c ] + " ";
+                                                       }
+                                               }
+                                               elem.className = jQuery.trim( setClass );
+                                       }
+                               }
+                       }
+               }
+
+               return this;
+       },
+
+       removeClass: function( value ) {
+               var removes, className, elem, c, cl, i, l;
+
+               if ( jQuery.isFunction( value ) ) {
+                       return this.each(function( j ) {
+                               jQuery( this ).removeClass( value.call(this, j, this.className) );
+                       });
+               }
+               if ( (value && typeof value === "string") || value === undefined ) {
+                       removes = ( value || "" ).split( core_rspace );
+
+                       for ( i = 0, l = this.length; i < l; i++ ) {
+                               elem = this[ i ];
+                               if ( elem.nodeType === 1 && elem.className ) {
+
+                                       className = (" " + elem.className + " ").replace( rclass, " " );
+
+                                       // loop over each item in the removal list
+                                       for ( c = 0, cl = removes.length; c < cl; c++ ) {
+                                               // Remove until there is nothing to remove,
+                                               while ( className.indexOf(" " + removes[ c ] + " ") >= 0 ) {
+                                                       className = className.replace( " " + removes[ c ] + " " , " " );
+                                               }
+                                       }
+                                       elem.className = value ? jQuery.trim( className ) : "";
+                               }
+                       }
+               }
+
+               return this;
+       },
+
+       toggleClass: function( value, stateVal ) {
+               var type = typeof value,
+                       isBool = typeof stateVal === "boolean";
+
+               if ( jQuery.isFunction( value ) ) {
+                       return this.each(function( i ) {
+                               jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
+                       });
+               }
+
+               return this.each(function() {
+                       if ( type === "string" ) {
+                               // toggle individual class names
+                               var className,
+                                       i = 0,
+                                       self = jQuery( this ),
+                                       state = stateVal,
+                                       classNames = value.split( core_rspace );
+
+                               while ( (className = classNames[ i++ ]) ) {
+                                       // check each className given, space separated list
+                                       state = isBool ? state : !self.hasClass( className );
+                                       self[ state ? "addClass" : "removeClass" ]( className );
+                               }
+
+                       } else if ( type === "undefined" || type === "boolean" ) {
+                               if ( this.className ) {
+                                       // store className if set
+                                       jQuery._data( this, "__className__", this.className );
+                               }
+
+                               // toggle whole className
+                               this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
+                       }
+               });
+       },
+
+       hasClass: function( selector ) {
+               var className = " " + selector + " ",
+                       i = 0,
+                       l = this.length;
+               for ( ; i < l; i++ ) {
+                       if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
+                               return true;
+                       }
+               }
+
+               return false;
+       },
+
+       val: function( value ) {
+               var hooks, ret, isFunction,
+                       elem = this[0];
+
+               if ( !arguments.length ) {
+                       if ( elem ) {
+                               hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];
+
+                               if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
+                                       return ret;
+                               }
+
+                               ret = elem.value;
+
+                               return typeof ret === "string" ?
+                                       // handle most common string cases
+                                       ret.replace(rreturn, "") :
+                                       // handle cases where value is null/undef or number
+                                       ret == null ? "" : ret;
+                       }
+
+                       return;
+               }
+
+               isFunction = jQuery.isFunction( value );
+
+               return this.each(function( i ) {
+                       var val,
+                               self = jQuery(this);
+
+                       if ( this.nodeType !== 1 ) {
+                               return;
+                       }
+
+                       if ( isFunction ) {
+                               val = value.call( this, i, self.val() );
+                       } else {
+                               val = value;
+                       }
+
+                       // Treat null/undefined as ""; convert numbers to string
+                       if ( val == null ) {
+                               val = "";
+                       } else if ( typeof val === "number" ) {
+                               val += "";
+                       } else if ( jQuery.isArray( val ) ) {
+                               val = jQuery.map(val, function ( value ) {
+                                       return value == null ? "" : value + "";
+                               });
+                       }
+
+                       hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
+
+                       // If set returns undefined, fall back to normal setting
+                       if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
+                               this.value = val;
+                       }
+               });
+       }
+});
+
+jQuery.extend({
+       valHooks: {
+               option: {
+                       get: function( elem ) {
+                               // attributes.value is undefined in Blackberry 4.7 but
+                               // uses .value. See #6932
+                               var val = elem.attributes.value;
+                               return !val || val.specified ? elem.value : elem.text;
+                       }
+               },
+               select: {
+                       get: function( elem ) {
+                               var value, option,
+                                       options = elem.options,
+                                       index = elem.selectedIndex,
+                                       one = elem.type === "select-one" || index < 0,
+                                       values = one ? null : [],
+                                       max = one ? index + 1 : options.length,
+                                       i = index < 0 ?
+                                               max :
+                                               one ? index : 0;
+
+                               // Loop through all the selected options
+                               for ( ; i < max; i++ ) {
+                                       option = options[ i ];
+
+                                       // oldIE doesn't update selected after form reset (#2551)
+                                       if ( ( option.selected || i === index ) &&
+                                                       // Don't return options that are disabled or in a disabled optgroup
+                                                       ( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
+                                                       ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
+
+                                               // Get the specific value for the option
+                                               value = jQuery( option ).val();
+
+                                               // We don't need an array for one selects
+                                               if ( one ) {
+                                                       return value;
+                                               }
+
+                                               // Multi-Selects return an array
+                                               values.push( value );
+                                       }
+                               }
+
+                               return values;
+                       },
+
+                       set: function( elem, value ) {
+                               var values = jQuery.makeArray( value );
+
+                               jQuery(elem).find("option").each(function() {
+                                       this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0;
+                               });
+
+                               if ( !values.length ) {
+                                       elem.selectedIndex = -1;
+                               }
+                               return values;
+                       }
+               }
+       },
+
+       // Unused in 1.8, left in so attrFn-stabbers won't die; remove in 1.9
+       attrFn: {},
+
+       attr: function( elem, name, value, pass ) {
+               var ret, hooks, notxml,
+                       nType = elem.nodeType;
+
+               // don't get/set attributes on text, comment and attribute nodes
+               if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
+                       return;
+               }
+
+               if ( pass && jQuery.isFunction( jQuery.fn[ name ] ) ) {
+                       return jQuery( elem )[ name ]( value );
+               }
+
+               // Fallback to prop when attributes are not supported
+               if ( typeof elem.getAttribute === "undefined" ) {
+                       return jQuery.prop( elem, name, value );
+               }
+
+               notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
+
+               // All attributes are lowercase
+               // Grab necessary hook if one is defined
+               if ( notxml ) {
+                       name = name.toLowerCase();
+                       hooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook );
+               }
+
+               if ( value !== undefined ) {
+
+                       if ( value === null ) {
+                               jQuery.removeAttr( elem, name );
+                               return;
+
+                       } else if ( hooks && "set" in hooks && notxml && (ret = hooks.set( elem, value, name )) !== undefined ) {
+                               return ret;
+
+                       } else {
+                               elem.setAttribute( name, value + "" );
+                               return value;
+                       }
+
+               } else if ( hooks && "get" in hooks && notxml && (ret = hooks.get( elem, name )) !== null ) {
+                       return ret;
+
+               } else {
+
+                       ret = elem.getAttribute( name );
+
+                       // Non-existent attributes return null, we normalize to undefined
+                       return ret === null ?
+                               undefined :
+                               ret;
+               }
+       },
+
+       removeAttr: function( elem, value ) {
+               var propName, attrNames, name, isBool,
+                       i = 0;
+
+               if ( value && elem.nodeType === 1 ) {
+
+                       attrNames = value.split( core_rspace );
+
+                       for ( ; i < attrNames.length; i++ ) {
+                               name = attrNames[ i ];
+
+                               if ( name ) {
+                                       propName = jQuery.propFix[ name ] || name;
+                                       isBool = rboolean.test( name );
+
+                                       // See #9699 for explanation of this approach (setting first, then removal)
+                                       // Do not do this for boolean attributes (see #10870)
+                                       if ( !isBool ) {
+                                               jQuery.attr( elem, name, "" );
+                                       }
+                                       elem.removeAttribute( getSetAttribute ? name : propName );
+
+                                       // Set corresponding property to false for boolean attributes
+                                       if ( isBool && propName in elem ) {
+                                               elem[ propName ] = false;
+                                       }
+                               }
+                       }
+               }
+       },
+
+       attrHooks: {
+               type: {
+                       set: function( elem, value ) {
+                               // We can't allow the type property to be changed (since it causes problems in IE)
+                               if ( rtype.test( elem.nodeName ) && elem.parentNode ) {
+                                       jQuery.error( "type property can't be changed" );
+                               } else if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
+                                       // Setting the type on a radio button after the value resets the value in IE6-9
+                                       // Reset value to it's default in case type is set after value
+                                       // This is for element creation
+                                       var val = elem.value;
+                                       elem.setAttribute( "type", value );
+                                       if ( val ) {
+                                               elem.value = val;
+                                       }
+                                       return value;
+                               }
+                       }
+               },
+               // Use the value property for back compat
+               // Use the nodeHook for button elements in IE6/7 (#1954)
+               value: {
+                       get: function( elem, name ) {
+                               if ( nodeHook && jQuery.nodeName( elem, "button" ) ) {
+                                       return nodeHook.get( elem, name );
+                               }
+                               return name in elem ?
+                                       elem.value :
+                                       null;
+                       },
+                       set: function( elem, value, name ) {
+                               if ( nodeHook && jQuery.nodeName( elem, "button" ) ) {
+                                       return nodeHook.set( elem, value, name );
+                               }
+                               // Does not return so that setAttribute is also used
+                               elem.value = value;
+                       }
+               }
+       },
+
+       propFix: {
+               tabindex: "tabIndex",
+               readonly: "readOnly",
+               "for": "htmlFor",
+               "class": "className",
+               maxlength: "maxLength",
+               cellspacing: "cellSpacing",
+               cellpadding: "cellPadding",
+               rowspan: "rowSpan",
+               colspan: "colSpan",
+               usemap: "useMap",
+               frameborder: "frameBorder",
+               contenteditable: "contentEditable"
+       },
+
+       prop: function( elem, name, value ) {
+               var ret, hooks, notxml,
+                       nType = elem.nodeType;
+
+               // don't get/set properties on text, comment and attribute nodes
+               if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
+                       return;
+               }
+
+               notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
+
+               if ( notxml ) {
+                       // Fix name and attach hooks
+                       name = jQuery.propFix[ name ] || name;
+                       hooks = jQuery.propHooks[ name ];
+               }
+
+               if ( value !== undefined ) {
+                       if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
+                               return ret;
+
+                       } else {
+                               return ( elem[ name ] = value );
+                       }
+
+               } else {
+                       if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
+                               return ret;
+
+                       } else {
+                               return elem[ name ];
+                       }
+               }
+       },
+
+       propHooks: {
+               tabIndex: {
+                       get: function( elem ) {
+                               // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
+                               // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
+                               var attributeNode = elem.getAttributeNode("tabindex");
+
+                               return attributeNode && attributeNode.specified ?
+                                       parseInt( attributeNode.value, 10 ) :
+                                       rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
+                                               0 :
+                                               undefined;
+                       }
+               }
+       }
+});
+
+// Hook for boolean attributes
+boolHook = {
+       get: function( elem, name ) {
+               // Align boolean attributes with corresponding properties
+               // Fall back to attribute presence where some booleans are not supported
+               var attrNode,
+                       property = jQuery.prop( elem, name );
+               return property === true || typeof property !== "boolean" && ( attrNode = elem.getAttributeNode(name) ) && attrNode.nodeValue !== false ?
+                       name.toLowerCase() :
+                       undefined;
+       },
+       set: function( elem, value, name ) {
+               var propName;
+               if ( value === false ) {
+                       // Remove boolean attributes when set to false
+                       jQuery.removeAttr( elem, name );
+               } else {
+                       // value is true since we know at this point it's type boolean and not false
+                       // Set boolean attributes to the same name and set the DOM property
+                       propName = jQuery.propFix[ name ] || name;
+                       if ( propName in elem ) {
+                               // Only set the IDL specifically if it already exists on the element
+                               elem[ propName ] = true;
+                       }
+
+                       elem.setAttribute( name, name.toLowerCase() );
+               }
+               return name;
+       }
+};
+
+// IE6/7 do not support getting/setting some attributes with get/setAttribute
+if ( !getSetAttribute ) {
+
+       fixSpecified = {
+               name: true,
+               id: true,
+               coords: true
+       };
+
+       // Use this for any attribute in IE6/7
+       // This fixes almost every IE6/7 issue
+       nodeHook = jQuery.valHooks.button = {
+               get: function( elem, name ) {
+                       var ret;
+                       ret = elem.getAttributeNode( name );
+                       return ret && ( fixSpecified[ name ] ? ret.value !== "" : ret.specified ) ?
+                               ret.value :
+                               undefined;
+               },
+               set: function( elem, value, name ) {
+                       // Set the existing or create a new attribute node
+                       var ret = elem.getAttributeNode( name );
+                       if ( !ret ) {
+                               ret = document.createAttribute( name );
+                               elem.setAttributeNode( ret );
+                       }
+                       return ( ret.value = value + "" );
+               }
+       };
+
+       // Set width and height to auto instead of 0 on empty string( Bug #8150 )
+       // This is for removals
+       jQuery.each([ "width", "height" ], function( i, name ) {
+               jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
+                       set: function( elem, value ) {
+                               if ( value === "" ) {
+                                       elem.setAttribute( name, "auto" );
+                                       return value;
+                               }
+                       }
+               });
+       });
+
+       // Set contenteditable to false on removals(#10429)
+       // Setting to empty string throws an error as an invalid value
+       jQuery.attrHooks.contenteditable = {
+               get: nodeHook.get,
+               set: function( elem, value, name ) {
+                       if ( value === "" ) {
+                               value = "false";
+                       }
+                       nodeHook.set( elem, value, name );
+               }
+       };
+}
+
+
+// Some attributes require a special call on IE
+if ( !jQuery.support.hrefNormalized ) {
+       jQuery.each([ "href", "src", "width", "height" ], function( i, name ) {
+               jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
+                       get: function( elem ) {
+                               var ret = elem.getAttribute( name, 2 );
+                               return ret === null ? undefined : ret;
+                       }
+               });
+       });
+}
+
+if ( !jQuery.support.style ) {
+       jQuery.attrHooks.style = {
+               get: function( elem ) {
+                       // Return undefined in the case of empty string
+                       // Normalize to lowercase since IE uppercases css property names
+                       return elem.style.cssText.toLowerCase() || undefined;
+               },
+               set: function( elem, value ) {
+                       return ( elem.style.cssText = value + "" );
+               }
+       };
+}
+
+// Safari mis-reports the default selected property of an option
+// Accessing the parent's selectedIndex property fixes it
+if ( !jQuery.support.optSelected ) {
+       jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, {
+               get: function( elem ) {
+                       var parent = elem.parentNode;
+
+                       if ( parent ) {
+                               parent.selectedIndex;
+
+                               // Make sure that it also works with optgroups, see #5701
+                               if ( parent.parentNode ) {
+                                       parent.parentNode.selectedIndex;
+                               }
+                       }
+                       return null;
+               }
+       });
+}
+
+// IE6/7 call enctype encoding
+if ( !jQuery.support.enctype ) {
+       jQuery.propFix.enctype = "encoding";
+}
+
+// Radios and checkboxes getter/setter
+if ( !jQuery.support.checkOn ) {
+       jQuery.each([ "radio", "checkbox" ], function() {
+               jQuery.valHooks[ this ] = {
+                       get: function( elem ) {
+                               // Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified
+                               return elem.getAttribute("value") === null ? "on" : elem.value;
+                       }
+               };
+       });
+}
+jQuery.each([ "radio", "checkbox" ], function() {
+       jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], {
+               set: function( elem, value ) {
+                       if ( jQuery.isArray( value ) ) {
+                               return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
+                       }
+               }
+       });
+});
+var rformElems = /^(?:textarea|input|select)$/i,
+       rtypenamespace = /^([^\.]*|)(?:\.(.+)|)$/,
+       rhoverHack = /(?:^|\s)hover(\.\S+|)\b/,
+       rkeyEvent = /^key/,
+       rmouseEvent = /^(?:mouse|contextmenu)|click/,
+       rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
+       hoverHack = function( events ) {
+               return jQuery.event.special.hover ? events : events.replace( rhoverHack, "mouseenter$1 mouseleave$1" );
+       };
+
+/*
+ * Helper functions for managing events -- not part of the public interface.
+ * Props to Dean Edwards' addEvent library for many of the ideas.
+ */
+jQuery.event = {
+
+       add: function( elem, types, handler, data, selector ) {
+
+               var elemData, eventHandle, events,
+                       t, tns, type, namespaces, handleObj,
+                       handleObjIn, handlers, special;
+
+               // Don't attach events to noData or text/comment nodes (allow plain objects tho)
+               if ( elem.nodeType === 3 || elem.nodeType === 8 || !types || !handler || !(elemData = jQuery._data( elem )) ) {
+                       return;
+               }
+
+               // Caller can pass in an object of custom data in lieu of the handler
+               if ( handler.handler ) {
+                       handleObjIn = handler;
+                       handler = handleObjIn.handler;
+                       selector = handleObjIn.selector;
+               }
+
+               // Make sure that the handler has a unique ID, used to find/remove it later
+               if ( !handler.guid ) {
+                       handler.guid = jQuery.guid++;
+               }
+
+               // Init the element's event structure and main handler, if this is the first
+               events = elemData.events;
+               if ( !events ) {
+                       elemData.events = events = {};
+               }
+               eventHandle = elemData.handle;
+               if ( !eventHandle ) {
+                       elemData.handle = eventHandle = function( e ) {
+                               // Discard the second event of a jQuery.event.trigger() and
+                               // when an event is called after a page has unloaded
+                               return typeof jQuery !== "undefined" && (!e || jQuery.event.triggered !== e.type) ?
+                                       jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
+                                       undefined;
+                       };
+                       // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
+                       eventHandle.elem = elem;
+               }
+
+               // Handle multiple events separated by a space
+               // jQuery(...).bind("mouseover mouseout", fn);
+               types = jQuery.trim( hoverHack(types) ).split( " " );
+               for ( t = 0; t < types.length; t++ ) {
+
+                       tns = rtypenamespace.exec( types[t] ) || [];
+                       type = tns[1];
+                       namespaces = ( tns[2] || "" ).split( "." ).sort();
+
+                       // If event changes its type, use the special event handlers for the changed type
+                       special = jQuery.event.special[ type ] || {};
+
+                       // If selector defined, determine special event api type, otherwise given type
+                       type = ( selector ? special.delegateType : special.bindType ) || type;
+
+                       // Update special based on newly reset type
+                       special = jQuery.event.special[ type ] || {};
+
+                       // handleObj is passed to all event handlers
+                       handleObj = jQuery.extend({
+                               type: type,
+                               origType: tns[1],
+                               data: data,
+                               handler: handler,
+                               guid: handler.guid,
+                               selector: selector,
+                               needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
+                               namespace: namespaces.join(".")
+                       }, handleObjIn );
+
+                       // Init the event handler queue if we're the first
+                       handlers = events[ type ];
+                       if ( !handlers ) {
+                               handlers = events[ type ] = [];
+                               handlers.delegateCount = 0;
+
+                               // Only use addEventListener/attachEvent if the special events handler returns false
+                               if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
+                                       // Bind the global event handler to the element
+                                       if ( elem.addEventListener ) {
+                                               elem.addEventListener( type, eventHandle, false );
+
+                                       } else if ( elem.attachEvent ) {
+                                               elem.attachEvent( "on" + type, eventHandle );
+                                       }
+                               }
+                       }
+
+                       if ( special.add ) {
+                               special.add.call( elem, handleObj );
+
+                               if ( !handleObj.handler.guid ) {
+                                       handleObj.handler.guid = handler.guid;
+                               }
+                       }
+
+                       // Add to the element's handler list, delegates in front
+                       if ( selector ) {
+                               handlers.splice( handlers.delegateCount++, 0, handleObj );
+                       } else {
+                               handlers.push( handleObj );
+                       }
+
+                       // Keep track of which events have ever been used, for event optimization
+                       jQuery.event.global[ type ] = true;
+               }
+
+               // Nullify elem to prevent memory leaks in IE
+               elem = null;
+       },
+
+       global: {},
+
+       // Detach an event or set of events from an element
+       remove: function( elem, types, handler, selector, mappedTypes ) {
+
+               var t, tns, type, origType, namespaces, origCount,
+                       j, events, special, eventType, handleObj,
+                       elemData = jQuery.hasData( elem ) && jQuery._data( elem );
+
+               if ( !elemData || !(events = elemData.events) ) {
+                       return;
+               }
+
+               // Once for each type.namespace in types; type may be omitted
+               types = jQuery.trim( hoverHack( types || "" ) ).split(" ");
+               for ( t = 0; t < types.length; t++ ) {
+                       tns = rtypenamespace.exec( types[t] ) || [];
+                       type = origType = tns[1];
+                       namespaces = tns[2];
+
+                       // Unbind all events (on this namespace, if provided) for the element
+                       if ( !type ) {
+                               for ( type in events ) {
+                                       jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
+                               }
+                               continue;
+                       }
+
+                       special = jQuery.event.special[ type ] || {};
+                       type = ( selector? special.delegateType : special.bindType ) || type;
+                       eventType = events[ type ] || [];
+                       origCount = eventType.length;
+                       namespaces = namespaces ? new RegExp("(^|\\.)" + namespaces.split(".").sort().join("\\.(?:.*\\.|)") + "(\\.|$)") : null;
+
+                       // Remove matching events
+                       for ( j = 0; j < eventType.length; j++ ) {
+                               handleObj = eventType[ j ];
+
+                               if ( ( mappedTypes || origType === handleObj.origType ) &&
+                                        ( !handler || handler.guid === handleObj.guid ) &&
+                                        ( !namespaces || namespaces.test( handleObj.namespace ) ) &&
+                                        ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
+                                       eventType.splice( j--, 1 );
+
+                                       if ( handleObj.selector ) {
+                                               eventType.delegateCount--;
+                                       }
+                                       if ( special.remove ) {
+                                               special.remove.call( elem, handleObj );
+                                       }
+                               }
+                       }
+
+                       // Remove generic event handler if we removed something and no more handlers exist
+                       // (avoids potential for endless recursion during removal of special event handlers)
+                       if ( eventType.length === 0 && origCount !== eventType.length ) {
+                               if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
+                                       jQuery.removeEvent( elem, type, elemData.handle );
+                               }
+
+                               delete events[ type ];
+                       }
+               }
+
+               // Remove the expando if it's no longer used
+               if ( jQuery.isEmptyObject( events ) ) {
+                       delete elemData.handle;
+
+                       // removeData also checks for emptiness and clears the expando if empty
+                       // so use it instead of delete
+                       jQuery.removeData( elem, "events", true );
+               }
+       },
+
+       // Events that are safe to short-circuit if no handlers are attached.
+       // Native DOM events should not be added, they may have inline handlers.
+       customEvent: {
+               "getData": true,
+               "setData": true,
+               "changeData": true
+       },
+
+       trigger: function( event, data, elem, onlyHandlers ) {
+               // Don't do events on text and comment nodes
+               if ( elem && (elem.nodeType === 3 || elem.nodeType === 8) ) {
+                       return;
+               }
+
+               // Event object or event type
+               var cache, exclusive, i, cur, old, ontype, special, handle, eventPath, bubbleType,
+                       type = event.type || event,
+                       namespaces = [];
+
+               // focus/blur morphs to focusin/out; ensure we're not firing them right now
+               if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
+                       return;
+               }
+
+               if ( type.indexOf( "!" ) >= 0 ) {
+                       // Exclusive events trigger only for the exact event (no namespaces)
+                       type = type.slice(0, -1);
+                       exclusive = true;
+               }
+
+               if ( type.indexOf( "." ) >= 0 ) {
+                       // Namespaced trigger; create a regexp to match event type in handle()
+                       namespaces = type.split(".");
+                       type = namespaces.shift();
+                       namespaces.sort();
+               }
+
+               if ( (!elem || jQuery.event.customEvent[ type ]) && !jQuery.event.global[ type ] ) {
+                       // No jQuery handlers for this event type, and it can't have inline handlers
+                       return;
+               }
+
+               // Caller can pass in an Event, Object, or just an event type string
+               event = typeof event === "object" ?
+                       // jQuery.Event object
+                       event[ jQuery.expando ] ? event :
+                       // Object literal
+                       new jQuery.Event( type, event ) :
+                       // Just the event type (string)
+                       new jQuery.Event( type );
+
+               event.type = type;
+               event.isTrigger = true;
+               event.exclusive = exclusive;
+               event.namespace = namespaces.join( "." );
+               event.namespace_re = event.namespace? new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)") : null;
+               ontype = type.indexOf( ":" ) < 0 ? "on" + type : "";
+
+               // Handle a global trigger
+               if ( !elem ) {
+
+                       // TODO: Stop taunting the data cache; remove global events and always attach to document
+                       cache = jQuery.cache;
+                       for ( i in cache ) {
+                               if ( cache[ i ].events && cache[ i ].events[ type ] ) {
+                                       jQuery.event.trigger( event, data, cache[ i ].handle.elem, true );
+                               }
+                       }
+                       return;
+               }
+
+               // Clean up the event in case it is being reused
+               event.result = undefined;
+               if ( !event.target ) {
+                       event.target = elem;
+               }
+
+               // Clone any incoming data and prepend the event, creating the handler arg list
+               data = data != null ? jQuery.makeArray( data ) : [];
+               data.unshift( event );
+
+               // Allow special events to draw outside the lines
+               special = jQuery.event.special[ type ] || {};
+               if ( special.trigger && special.trigger.apply( elem, data ) === false ) {
+                       return;
+               }
+
+               // Determine event propagation path in advance, per W3C events spec (#9951)
+               // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
+               eventPath = [[ elem, special.bindType || type ]];
+               if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
+
+                       bubbleType = special.delegateType || type;
+                       cur = rfocusMorph.test( bubbleType + type ) ? elem : elem.parentNode;
+                       for ( old = elem; cur; cur = cur.parentNode ) {
+                               eventPath.push([ cur, bubbleType ]);
+                               old = cur;
+                       }
+
+                       // Only add window if we got to document (e.g., not plain obj or detached DOM)
+                       if ( old === (elem.ownerDocument || document) ) {
+                               eventPath.push([ old.defaultView || old.parentWindow || window, bubbleType ]);
+                       }
+               }
+
+               // Fire handlers on the event path
+               for ( i = 0; i < eventPath.length && !event.isPropagationStopped(); i++ ) {
+
+                       cur = eventPath[i][0];
+                       event.type = eventPath[i][1];
+
+                       handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
+                       if ( handle ) {
+                               handle.apply( cur, data );
+                       }
+                       // Note that this is a bare JS function and not a jQuery handler
+                       handle = ontype && cur[ ontype ];
+                       if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) {
+                               event.preventDefault();
+                       }
+               }
+               event.type = type;
+
+               // If nobody prevented the default action, do it now
+               if ( !onlyHandlers && !event.isDefaultPrevented() ) {
+
+                       if ( (!special._default || special._default.apply( elem.ownerDocument, data ) === false) &&
+                               !(type === "click" && jQuery.nodeName( elem, "a" )) && jQuery.acceptData( elem ) ) {
+
+                               // Call a native DOM method on the target with the same name name as the event.
+                               // Can't use an .isFunction() check here because IE6/7 fails that test.
+                               // Don't do default actions on window, that's where global variables be (#6170)
+                               // IE<9 dies on focus/blur to hidden element (#1486)
+                               if ( ontype && elem[ type ] && ((type !== "focus" && type !== "blur") || event.target.offsetWidth !== 0) && !jQuery.isWindow( elem ) ) {
+
+                                       // Don't re-trigger an onFOO event when we call its FOO() method
+                                       old = elem[ ontype ];
+
+                                       if ( old ) {
+                                               elem[ ontype ] = null;
+                                       }
+
+                                       // Prevent re-triggering of the same event, since we already bubbled it above
+                                       jQuery.event.triggered = type;
+                                       elem[ type ]();
+                                       jQuery.event.triggered = undefined;
+
+                                       if ( old ) {
+                                               elem[ ontype ] = old;
+                                       }
+                               }
+                       }
+               }
+
+               return event.result;
+       },
+
+       dispatch: function( event ) {
+
+               // Make a writable jQuery.Event from the native event object
+               event = jQuery.event.fix( event || window.event );
+
+               var i, j, cur, ret, selMatch, matched, matches, handleObj, sel, related,
+                       handlers = ( (jQuery._data( this, "events" ) || {} )[ event.type ] || []),
+                       delegateCount = handlers.delegateCount,
+                       args = core_slice.call( arguments ),
+                       run_all = !event.exclusive && !event.namespace,
+                       special = jQuery.event.special[ event.type ] || {},
+                       handlerQueue = [];
+
+               // Use the fix-ed jQuery.Event rather than the (read-only) native event
+               args[0] = event;
+               event.delegateTarget = this;
+
+               // Call the preDispatch hook for the mapped type, and let it bail if desired
+               if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
+                       return;
+               }
+
+               // Determine handlers that should run if there are delegated events
+               // Avoid non-left-click bubbling in Firefox (#3861)
+               if ( delegateCount && !(event.button && event.type === "click") ) {
+
+                       for ( cur = event.target; cur != this; cur = cur.parentNode || this ) {
+
+                               // Don't process clicks (ONLY) on disabled elements (#6911, #8165, #11382, #11764)
+                               if ( cur.disabled !== true || event.type !== "click" ) {
+                                       selMatch = {};
+                                       matches = [];
+                                       for ( i = 0; i < delegateCount; i++ ) {
+                                               handleObj = handlers[ i ];
+                                               sel = handleObj.selector;
+
+                                               if ( selMatch[ sel ] === undefined ) {
+                                                       selMatch[ sel ] = handleObj.needsContext ?
+                                                               jQuery( sel, this ).index( cur ) >= 0 :
+                                                               jQuery.find( sel, this, null, [ cur ] ).length;
+                                               }
+                                               if ( selMatch[ sel ] ) {
+                                                       matches.push( handleObj );
+                                               }
+                                       }
+                                       if ( matches.length ) {
+                                               handlerQueue.push({ elem: cur, matches: matches });
+                                       }
+                               }
+                       }
+               }
+
+               // Add the remaining (directly-bound) handlers
+               if ( handlers.length > delegateCount ) {
+                       handlerQueue.push({ elem: this, matches: handlers.slice( delegateCount ) });
+               }
+
+               // Run delegates first; they may want to stop propagation beneath us
+               for ( i = 0; i < handlerQueue.length && !event.isPropagationStopped(); i++ ) {
+                       matched = handlerQueue[ i ];
+                       event.currentTarget = matched.elem;
+
+                       for ( j = 0; j < matched.matches.length && !event.isImmediatePropagationStopped(); j++ ) {
+                               handleObj = matched.matches[ j ];
+
+                               // Triggered event must either 1) be non-exclusive and have no namespace, or
+                               // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
+                               if ( run_all || (!event.namespace && !handleObj.namespace) || event.namespace_re && event.namespace_re.test( handleObj.namespace ) ) {
+
+                                       event.data = handleObj.data;
+                                       event.handleObj = handleObj;
+
+                                       ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
+                                                       .apply( matched.elem, args );
+
+                                       if ( ret !== undefined ) {
+                                               event.result = ret;
+                                               if ( ret === false ) {
+                                                       event.preventDefault();
+                                                       event.stopPropagation();
+                                               }
+                                       }
+                               }
+                       }
+               }
+
+               // Call the postDispatch hook for the mapped type
+               if ( special.postDispatch ) {
+                       special.postDispatch.call( this, event );
+               }
+
+               return event.result;
+       },
+
+       // Includes some event props shared by KeyEvent and MouseEvent
+       // *** attrChange attrName relatedNode srcElement  are not normalized, non-W3C, deprecated, will be removed in 1.8 ***
+       props: "attrChange attrName relatedNode srcElement altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),
+
+       fixHooks: {},
+
+       keyHooks: {
+               props: "char charCode key keyCode".split(" "),
+               filter: function( event, original ) {
+
+                       // Add which for key events
+                       if ( event.which == null ) {
+                               event.which = original.charCode != null ? original.charCode : original.keyCode;
+                       }
+
+                       return event;
+               }
+       },
+
+       mouseHooks: {
+               props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
+               filter: function( event, original ) {
+                       var eventDoc, doc, body,
+                               button = original.button,
+                               fromElement = original.fromElement;
+
+                       // Calculate pageX/Y if missing and clientX/Y available
+                       if ( event.pageX == null && original.clientX != null ) {
+                               eventDoc = event.target.ownerDocument || document;
+                               doc = eventDoc.documentElement;
+                               body = eventDoc.body;
+
+                               event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
+                               event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
+                       }
+
+                       // Add relatedTarget, if necessary
+                       if ( !event.relatedTarget && fromElement ) {
+                               event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
+                       }
+
+                       // Add which for click: 1 === left; 2 === middle; 3 === right
+                       // Note: button is not normalized, so don't use it
+                       if ( !event.which && button !== undefined ) {
+                               event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
+                       }
+
+                       return event;
+               }
+       },
+
+       fix: function( event ) {
+               if ( event[ jQuery.expando ] ) {
+                       return event;
+               }
+
+               // Create a writable copy of the event object and normalize some properties
+               var i, prop,
+                       originalEvent = event,
+                       fixHook = jQuery.event.fixHooks[ event.type ] || {},
+                       copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
+
+               event = jQuery.Event( originalEvent );
+
+               for ( i = copy.length; i; ) {
+                       prop = copy[ --i ];
+                       event[ prop ] = originalEvent[ prop ];
+               }
+
+               // Fix target property, if necessary (#1925, IE 6/7/8 & Safari2)
+               if ( !event.target ) {
+                       event.target = originalEvent.srcElement || document;
+               }
+
+               // Target should not be a text node (#504, Safari)
+               if ( event.target.nodeType === 3 ) {
+                       event.target = event.target.parentNode;
+               }
+
+               // For mouse/key events, metaKey==false if it's undefined (#3368, #11328; IE6/7/8)
+               event.metaKey = !!event.metaKey;
+
+               return fixHook.filter? fixHook.filter( event, originalEvent ) : event;
+       },
+
+       special: {
+               load: {
+                       // Prevent triggered image.load events from bubbling to window.load
+                       noBubble: true
+               },
+
+               focus: {
+                       delegateType: "focusin"
+               },
+               blur: {
+                       delegateType: "focusout"
+               },
+
+               beforeunload: {
+                       setup: function( data, namespaces, eventHandle ) {
+                               // We only want to do this special case on windows
+                               if ( jQuery.isWindow( this ) ) {
+                                       this.onbeforeunload = eventHandle;
+                               }
+                       },
+
+                       teardown: function( namespaces, eventHandle ) {
+                               if ( this.onbeforeunload === eventHandle ) {
+                                       this.onbeforeunload = null;
+                               }
+                       }
+               }
+       },
+
+       simulate: function( type, elem, event, bubble ) {
+               // Piggyback on a donor event to simulate a different one.
+               // Fake originalEvent to avoid donor's stopPropagation, but if the
+               // simulated event prevents default then we do the same on the donor.
+               var e = jQuery.extend(
+                       new jQuery.Event(),
+                       event,
+                       { type: type,
+                               isSimulated: true,
+                               originalEvent: {}
+                       }
+               );
+               if ( bubble ) {
+                       jQuery.event.trigger( e, null, elem );
+               } else {
+                       jQuery.event.dispatch.call( elem, e );
+               }
+               if ( e.isDefaultPrevented() ) {
+                       event.preventDefault();
+               }
+       }
+};
+
+// Some plugins are using, but it's undocumented/deprecated and will be removed.
+// The 1.7 special event interface should provide all the hooks needed now.
+jQuery.event.handle = jQuery.event.dispatch;
+
+jQuery.removeEvent = document.removeEventListener ?
+       function( elem, type, handle ) {
+               if ( elem.removeEventListener ) {
+                       elem.removeEventListener( type, handle, false );
+               }
+       } :
+       function( elem, type, handle ) {
+               var name = "on" + type;
+
+               if ( elem.detachEvent ) {
+
+                       // #8545, #7054, preventing memory leaks for custom events in IE6-8
+                       // detachEvent needed property on element, by name of that event, to properly expose it to GC
+                       if ( typeof elem[ name ] === "undefined" ) {
+                               elem[ name ] = null;
+                       }
+
+                       elem.detachEvent( name, handle );
+               }
+       };
+
+jQuery.Event = function( src, props ) {
+       // Allow instantiation without the 'new' keyword
+       if ( !(this instanceof jQuery.Event) ) {
+               return new jQuery.Event( src, props );
+       }
+
+       // Event object
+       if ( src && src.type ) {
+               this.originalEvent = src;
+               this.type = src.type;
+
+               // Events bubbling up the document may have been marked as prevented
+               // by a handler lower down the tree; reflect the correct value.
+               this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||
+                       src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;
+
+       // Event type
+       } else {
+               this.type = src;
+       }
+
+       // Put explicitly provided properties onto the event object
+       if ( props ) {
+               jQuery.extend( this, props );
+       }
+
+       // Create a timestamp if incoming event doesn't have one
+       this.timeStamp = src && src.timeStamp || jQuery.now();
+
+       // Mark it as fixed
+       this[ jQuery.expando ] = true;
+};
+
+function returnFalse() {
+       return false;
+}
+function returnTrue() {
+       return true;
+}
+
+// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
+// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
+jQuery.Event.prototype = {
+       preventDefault: function() {
+               this.isDefaultPrevented = returnTrue;
+
+               var e = this.originalEvent;
+               if ( !e ) {
+                       return;
+               }
+
+               // if preventDefault exists run it on the original event
+               if ( e.preventDefault ) {
+                       e.preventDefault();
+
+               // otherwise set the returnValue property of the original event to false (IE)
+               } else {
+                       e.returnValue = false;
+               }
+       },
+       stopPropagation: function() {
+               this.isPropagationStopped = returnTrue;
+
+               var e = this.originalEvent;
+               if ( !e ) {
+                       return;
+               }
+               // if stopPropagation exists run it on the original event
+               if ( e.stopPropagation ) {
+                       e.stopPropagation();
+               }
+               // otherwise set the cancelBubble property of the original event to true (IE)
+               e.cancelBubble = true;
+       },
+       stopImmediatePropagation: function() {
+               this.isImmediatePropagationStopped = returnTrue;
+               this.stopPropagation();
+       },
+       isDefaultPrevented: returnFalse,
+       isPropagationStopped: returnFalse,
+       isImmediatePropagationStopped: returnFalse
+};
+
+// Create mouseenter/leave events using mouseover/out and event-time checks
+jQuery.each({
+       mouseenter: "mouseover",
+       mouseleave: "mouseout"
+}, function( orig, fix ) {
+       jQuery.event.special[ orig ] = {
+               delegateType: fix,
+               bindType: fix,
+
+               handle: function( event ) {
+                       var ret,
+                               target = this,
+                               related = event.relatedTarget,
+                               handleObj = event.handleObj,
+                               selector = handleObj.selector;
+
+                       // For mousenter/leave call the handler if related is outside the target.
+                       // NB: No relatedTarget if the mouse left/entered the browser window
+                       if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
+                               event.type = handleObj.origType;
+                               ret = handleObj.handler.apply( this, arguments );
+                               event.type = fix;
+                       }
+                       return ret;
+               }
+       };
+});
+
+// IE submit delegation
+if ( !jQuery.support.submitBubbles ) {
+
+       jQuery.event.special.submit = {
+               setup: function() {
+                       // Only need this for delegated form submit events
+                       if ( jQuery.nodeName( this, "form" ) ) {
+                               return false;
+                       }
+
+                       // Lazy-add a submit handler when a descendant form may potentially be submitted
+                       jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
+                               // Node name check avoids a VML-related crash in IE (#9807)
+                               var elem = e.target,
+                                       form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
+                               if ( form && !jQuery._data( form, "_submit_attached" ) ) {
+                                       jQuery.event.add( form, "submit._submit", function( event ) {
+                                               event._submit_bubble = true;
+                                       });
+                                       jQuery._data( form, "_submit_attached", true );
+                               }
+                       });
+                       // return undefined since we don't need an event listener
+               },
+
+               postDispatch: function( event ) {
+                       // If form was submitted by the user, bubble the event up the tree
+                       if ( event._submit_bubble ) {
+                               delete event._submit_bubble;
+                               if ( this.parentNode && !event.isTrigger ) {
+                                       jQuery.event.simulate( "submit", this.parentNode, event, true );
+                               }
+                       }
+               },
+
+               teardown: function() {
+                       // Only need this for delegated form submit events
+                       if ( jQuery.nodeName( this, "form" ) ) {
+                               return false;
+                       }
+
+                       // Remove delegated handlers; cleanData eventually reaps submit handlers attached above
+                       jQuery.event.remove( this, "._submit" );
+               }
+       };
+}
+
+// IE change delegation and checkbox/radio fix
+if ( !jQuery.support.changeBubbles ) {
+
+       jQuery.event.special.change = {
+
+               setup: function() {
+
+                       if ( rformElems.test( this.nodeName ) ) {
+                               // IE doesn't fire change on a check/radio until blur; trigger it on click
+                               // after a propertychange. Eat the blur-change in special.change.handle.
+                               // This still fires onchange a second time for check/radio after blur.
+                               if ( this.type === "checkbox" || this.type === "radio" ) {
+                                       jQuery.event.add( this, "propertychange._change", function( event ) {
+                                               if ( event.originalEvent.propertyName === "checked" ) {
+                                                       this._just_changed = true;
+                                               }
+                                       });
+                                       jQuery.event.add( this, "click._change", function( event ) {
+                                               if ( this._just_changed && !event.isTrigger ) {
+                                                       this._just_changed = false;
+                                               }
+                                               // Allow triggered, simulated change events (#11500)
+                                               jQuery.event.simulate( "change", this, event, true );
+                                       });
+                               }
+                               return false;
+                       }
+                       // Delegated event; lazy-add a change handler on descendant inputs
+                       jQuery.event.add( this, "beforeactivate._change", function( e ) {
+                               var elem = e.target;
+
+                               if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "_change_attached" ) ) {
+                                       jQuery.event.add( elem, "change._change", function( event ) {
+                                               if ( this.parentNode && !event.isSimulated && !event.isTrigger ) {
+                                                       jQuery.event.simulate( "change", this.parentNode, event, true );
+                                               }
+                                       });
+                                       jQuery._data( elem, "_change_attached", true );
+                               }
+                       });
+               },
+
+               handle: function( event ) {
+                       var elem = event.target;
+
+                       // Swallow native change events from checkbox/radio, we already triggered them above
+                       if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
+                               return event.handleObj.handler.apply( this, arguments );
+                       }
+               },
+
+               teardown: function() {
+                       jQuery.event.remove( this, "._change" );
+
+                       return !rformElems.test( this.nodeName );
+               }
+       };
+}
+
+// Create "bubbling" focus and blur events
+if ( !jQuery.support.focusinBubbles ) {
+       jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
+
+               // Attach a single capturing handler while someone wants focusin/focusout
+               var attaches = 0,
+                       handler = function( event ) {
+                               jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
+                       };
+
+               jQuery.event.special[ fix ] = {
+                       setup: function() {
+                               if ( attaches++ === 0 ) {
+                                       document.addEventListener( orig, handler, true );
+                               }
+                       },
+                       teardown: function() {
+                               if ( --attaches === 0 ) {
+                                       document.removeEventListener( orig, handler, true );
+                               }
+                       }
+               };
+       });
+}
+
+jQuery.fn.extend({
+
+       on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
+               var origFn, type;
+
+               // Types can be a map of types/handlers
+               if ( typeof types === "object" ) {
+                       // ( types-Object, selector, data )
+                       if ( typeof selector !== "string" ) { // && selector != null
+                               // ( types-Object, data )
+                               data = data || selector;
+                               selector = undefined;
+                       }
+                       for ( type in types ) {
+                               this.on( type, selector, data, types[ type ], one );
+                       }
+                       return this;
+               }
+
+               if ( data == null && fn == null ) {
+                       // ( types, fn )
+                       fn = selector;
+                       data = selector = undefined;
+               } else if ( fn == null ) {
+                       if ( typeof selector === "string" ) {
+                               // ( types, selector, fn )
+                               fn = data;
+                               data = undefined;
+                       } else {
+                               // ( types, data, fn )
+                               fn = data;
+                               data = selector;
+                               selector = undefined;
+                       }
+               }
+               if ( fn === false ) {
+                       fn = returnFalse;
+               } else if ( !fn ) {
+                       return this;
+               }
+
+               if ( one === 1 ) {
+                       origFn = fn;
+                       fn = function( event ) {
+                               // Can use an empty set, since event contains the info
+                               jQuery().off( event );
+                               return origFn.apply( this, arguments );
+                       };
+                       // Use same guid so caller can remove using origFn
+                       fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
+               }
+               return this.each( function() {
+                       jQuery.event.add( this, types, fn, data, selector );
+               });
+       },
+       one: function( types, selector, data, fn ) {
+               return this.on( types, selector, data, fn, 1 );
+       },
+       off: function( types, selector, fn ) {
+               var handleObj, type;
+               if ( types && types.preventDefault && types.handleObj ) {
+                       // ( event )  dispatched jQuery.Event
+                       handleObj = types.handleObj;
+                       jQuery( types.delegateTarget ).off(
+                               handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
+                               handleObj.selector,
+                               handleObj.handler
+                       );
+                       return this;
+               }
+               if ( typeof types === "object" ) {
+                       // ( types-object [, selector] )
+                       for ( type in types ) {
+                               this.off( type, selector, types[ type ] );
+                       }
+                       return this;
+               }
+               if ( selector === false || typeof selector === "function" ) {
+                       // ( types [, fn] )
+                       fn = selector;
+                       selector = undefined;
+               }
+               if ( fn === false ) {
+                       fn = returnFalse;
+               }
+               return this.each(function() {
+                       jQuery.event.remove( this, types, fn, selector );
+               });
+       },
+
+       bind: function( types, data, fn ) {
+               return this.on( types, null, data, fn );
+       },
+       unbind: function( types, fn ) {
+               return this.off( types, null, fn );
+       },
+
+       live: function( types, data, fn ) {
+               jQuery( this.context ).on( types, this.selector, data, fn );
+               return this;
+       },
+       die: function( types, fn ) {
+               jQuery( this.context ).off( types, this.selector || "**", fn );
+               return this;
+       },
+
+       delegate: function( selector, types, data, fn ) {
+               return this.on( types, selector, data, fn );
+       },
+       undelegate: function( selector, types, fn ) {
+               // ( namespace ) or ( selector, types [, fn] )
+               return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn );
+       },
+
+       trigger: function( type, data ) {
+               return this.each(function() {
+                       jQuery.event.trigger( type, data, this );
+               });
+       },
+       triggerHandler: function( type, data ) {
+               if ( this[0] ) {
+                       return jQuery.event.trigger( type, data, this[0], true );
+               }
+       },
+
+       toggle: function( fn ) {
+               // Save reference to arguments for access in closure
+               var args = arguments,
+                       guid = fn.guid || jQuery.guid++,
+                       i = 0,
+                       toggler = function( event ) {
+                               // Figure out which function to execute
+                               var lastToggle = ( jQuery._data( this, "lastToggle" + fn.guid ) || 0 ) % i;
+                               jQuery._data( this, "lastToggle" + fn.guid, lastToggle + 1 );
+
+                               // Make sure that clicks stop
+                               event.preventDefault();
+
+                               // and execute the function
+                               return args[ lastToggle ].apply( this, arguments ) || false;
+                       };
+
+               // link all the functions, so any of them can unbind this click handler
+               toggler.guid = guid;
+               while ( i < args.length ) {
+                       args[ i++ ].guid = guid;
+               }
+
+               return this.click( toggler );
+       },
+
+       hover: function( fnOver, fnOut ) {
+               return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
+       }
+});
+
+jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
+       "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
+       "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {
+
+       // Handle event binding
+       jQuery.fn[ name ] = function( data, fn ) {
+               if ( fn == null ) {
+                       fn = data;
+                       data = null;
+               }
+
+               return arguments.length > 0 ?
+                       this.on( name, null, data, fn ) :
+                       this.trigger( name );
+       };
+
+       if ( rkeyEvent.test( name ) ) {
+               jQuery.event.fixHooks[ name ] = jQuery.event.keyHooks;
+       }
+
+       if ( rmouseEvent.test( name ) ) {
+               jQuery.event.fixHooks[ name ] = jQuery.event.mouseHooks;
+       }
+});
+/*!
+ * Sizzle CSS Selector Engine
+ * Copyright 2012 jQuery Foundation and other contributors
+ * Released under the MIT license
+ * http://sizzlejs.com/
+ */
+(function( window, undefined ) {
+
+var cachedruns,
+       assertGetIdNotName,
+       Expr,
+       getText,
+       isXML,
+       contains,
+       compile,
+       sortOrder,
+       hasDuplicate,
+       outermostContext,
+
+       baseHasDuplicate = true,
+       strundefined = "undefined",
+
+       expando = ( "sizcache" + Math.random() ).replace( ".", "" ),
+
+       Token = String,
+       document = window.document,
+       docElem = document.documentElement,
+       dirruns = 0,
+       done = 0,
+       pop = [].pop,
+       push = [].push,
+       slice = [].slice,
+       // Use a stripped-down indexOf if a native one is unavailable
+       indexOf = [].indexOf || function( elem ) {
+               var i = 0,
+                       len = this.length;
+               for ( ; i < len; i++ ) {
+                       if ( this[i] === elem ) {
+                               return i;
+                       }
+               }
+               return -1;
+       },
+
+       // Augment a function for special use by Sizzle
+       markFunction = function( fn, value ) {
+               fn[ expando ] = value == null || value;
+               return fn;
+       },
+
+       createCache = function() {
+               var cache = {},
+                       keys = [];
+
+               return markFunction(function( key, value ) {
+                       // Only keep the most recent entries
+                       if ( keys.push( key ) > Expr.cacheLength ) {
+                               delete cache[ keys.shift() ];
+                       }
+
+                       // Retrieve with (key + " ") to avoid collision with native Object.prototype properties (see Issue #157)
+                       return (cache[ key + " " ] = value);
+               }, cache );
+       },
+
+       classCache = createCache(),
+       tokenCache = createCache(),
+       compilerCache = createCache(),
+
+       // Regex
+
+       // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
+       whitespace = "[\\x20\\t\\r\\n\\f]",
+       // http://www.w3.org/TR/css3-syntax/#characters
+       characterEncoding = "(?:\\\\.|[-\\w]|[^\\x00-\\xa0])+",
+
+       // Loosely modeled on CSS identifier characters
+       // An unquoted value should be a CSS identifier (http://www.w3.org/TR/css3-selectors/#attribute-selectors)
+       // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
+       identifier = characterEncoding.replace( "w", "w#" ),
+
+       // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
+       operators = "([*^$|!~]?=)",
+       attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
+               "*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
+
+       // Prefer arguments not in parens/brackets,
+       //   then attribute selectors and non-pseudos (denoted by :),
+       //   then anything else
+       // These preferences are here to reduce the number of selectors
+       //   needing tokenize in the PSEUDO preFilter
+       pseudos = ":(" + characterEncoding + ")(?:\\((?:(['\"])((?:\\\\.|[^\\\\])*?)\\2|([^()[\\]]*|(?:(?:" + attributes + ")|[^:]|\\\\.)*|.*))\\)|)",
+
+       // For matchExpr.POS and matchExpr.needsContext
+       pos = ":(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace +
+               "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)",
+
+       // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
+       rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
+
+       rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
+       rcombinators = new RegExp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ),
+       rpseudo = new RegExp( pseudos ),
+
+       // Easily-parseable/retrievable ID or TAG or CLASS selectors
+       rquickExpr = /^(?:#([\w\-]+)|(\w+)|\.([\w\-]+))$/,
+
+       rnot = /^:not/,
+       rsibling = /[\x20\t\r\n\f]*[+~]/,
+       rendsWithNot = /:not\($/,
+
+       rheader = /h\d/i,
+       rinputs = /input|select|textarea|button/i,
+
+       rbackslash = /\\(?!\\)/g,
+
+       matchExpr = {
+               "ID": new RegExp( "^#(" + characterEncoding + ")" ),
+               "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
+               "NAME": new RegExp( "^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]" ),
+               "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
+               "ATTR": new RegExp( "^" + attributes ),
+               "PSEUDO": new RegExp( "^" + pseudos ),
+               "POS": new RegExp( pos, "i" ),
+               "CHILD": new RegExp( "^:(only|nth|first|last)-child(?:\\(" + whitespace +
+                       "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
+                       "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
+               // For use in libraries implementing .is()
+               "needsContext": new RegExp( "^" + whitespace + "*[>+~]|" + pos, "i" )
+       },
+
+       // Support
+
+       // Used for testing something on an element
+       assert = function( fn ) {
+               var div = document.createElement("div");
+
+               try {
+                       return fn( div );
+               } catch (e) {
+                       return false;
+               } finally {
+                       // release memory in IE
+                       div = null;
+               }
+       },
+
+       // Check if getElementsByTagName("*") returns only elements
+       assertTagNameNoComments = assert(function( div ) {
+               div.appendChild( document.createComment("") );
+               return !div.getElementsByTagName("*").length;
+       }),
+
+       // Check if getAttribute returns normalized href attributes
+       assertHrefNotNormalized = assert(function( div ) {
+               div.innerHTML = "<a href='#'></a>";
+               return div.firstChild && typeof div.firstChild.getAttribute !== strundefined &&
+                       div.firstChild.getAttribute("href") === "#";
+       }),
+
+       // Check if attributes should be retrieved by attribute nodes
+       assertAttributes = assert(function( div ) {
+               div.innerHTML = "<select></select>";
+               var type = typeof div.lastChild.getAttribute("multiple");
+               // IE8 returns a string for some attributes even when not present
+               return type !== "boolean" && type !== "string";
+       }),
+
+       // Check if getElementsByClassName can be trusted
+       assertUsableClassName = assert(function( div ) {
+               // Opera can't find a second classname (in 9.6)
+               div.innerHTML = "<div class='hidden e'></div><div class='hidden'></div>";
+               if ( !div.getElementsByClassName || !div.getElementsByClassName("e").length ) {
+                       return false;
+               }
+
+               // Safari 3.2 caches class attributes and doesn't catch changes
+               div.lastChild.className = "e";
+               return div.getElementsByClassName("e").length === 2;
+       }),
+
+       // Check if getElementById returns elements by name
+       // Check if getElementsByName privileges form controls or returns elements by ID
+       assertUsableName = assert(function( div ) {
+               // Inject content
+               div.id = expando + 0;
+               div.innerHTML = "<a name='" + expando + "'></a><div name='" + expando + "'></div>";
+               docElem.insertBefore( div, docElem.firstChild );
+
+               // Test
+               var pass = document.getElementsByName &&
+                       // buggy browsers will return fewer than the correct 2
+                       document.getElementsByName( expando ).length === 2 +
+                       // buggy browsers will return more than the correct 0
+                       document.getElementsByName( expando + 0 ).length;
+               assertGetIdNotName = !document.getElementById( expando );
+
+               // Cleanup
+               docElem.removeChild( div );
+
+               return pass;
+       });
+
+// If slice is not available, provide a backup
+try {
+       slice.call( docElem.childNodes, 0 )[0].nodeType;
+} catch ( e ) {
+       slice = function( i ) {
+               var elem,
+                       results = [];
+               for ( ; (elem = this[i]); i++ ) {
+                       results.push( elem );
+               }
+               return results;
+       };
+}
+
+function Sizzle( selector, context, results, seed ) {
+       results = results || [];
+       context = context || document;
+       var match, elem, xml, m,
+               nodeType = context.nodeType;
+
+       if ( !selector || typeof selector !== "string" ) {
+               return results;
+       }
+
+       if ( nodeType !== 1 && nodeType !== 9 ) {
+               return [];
+       }
+
+       xml = isXML( context );
+
+       if ( !xml && !seed ) {
+               if ( (match = rquickExpr.exec( selector )) ) {
+                       // Speed-up: Sizzle("#ID")
+                       if ( (m = match[1]) ) {
+                               if ( nodeType === 9 ) {
+                                       elem = context.getElementById( m );
+                                       // Check parentNode to catch when Blackberry 4.6 returns
+                                       // nodes that are no longer in the document #6963
+                                       if ( elem && elem.parentNode ) {
+                                               // Handle the case where IE, Opera, and Webkit return items
+                                               // by name instead of ID
+                                               if ( elem.id === m ) {
+                                                       results.push( elem );
+                                                       return results;
+                                               }
+                                       } else {
+                                               return results;
+                                       }
+                               } else {
+                                       // Context is not a document
+                                       if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
+                                               contains( context, elem ) && elem.id === m ) {
+                                               results.push( elem );
+                                               return results;
+                                       }
+                               }
+
+                       // Speed-up: Sizzle("TAG")
+                       } else if ( match[2] ) {
+                               push.apply( results, slice.call(context.getElementsByTagName( selector ), 0) );
+                               return results;
+
+                       // Speed-up: Sizzle(".CLASS")
+                       } else if ( (m = match[3]) && assertUsableClassName && context.getElementsByClassName ) {
+                               push.apply( results, slice.call(context.getElementsByClassName( m ), 0) );
+                               return results;
+                       }
+               }
+       }
+
+       // All others
+       return select( selector.replace( rtrim, "$1" ), context, results, seed, xml );
+}
+
+Sizzle.matches = function( expr, elements ) {
+       return Sizzle( expr, null, null, elements );
+};
+
+Sizzle.matchesSelector = function( elem, expr ) {
+       return Sizzle( expr, null, null, [ elem ] ).length > 0;
+};
+
+// Returns a function to use in pseudos for input types
+function createInputPseudo( type ) {
+       return function( elem ) {
+               var name = elem.nodeName.toLowerCase();
+               return name === "input" && elem.type === type;
+       };
+}
+
+// Returns a function to use in pseudos for buttons
+function createButtonPseudo( type ) {
+       return function( elem ) {
+               var name = elem.nodeName.toLowerCase();
+               return (name === "input" || name === "button") && elem.type === type;
+       };
+}
+
+// Returns a function to use in pseudos for positionals
+function createPositionalPseudo( fn ) {
+       return markFunction(function( argument ) {
+               argument = +argument;
+               return markFunction(function( seed, matches ) {
+                       var j,
+                               matchIndexes = fn( [], seed.length, argument ),
+                               i = matchIndexes.length;
+
+                       // Match elements found at the specified indexes
+                       while ( i-- ) {
+                               if ( seed[ (j = matchIndexes[i]) ] ) {
+                                       seed[j] = !(matches[j] = seed[j]);
+                               }
+                       }
+               });
+       });
+}
+
+/**
+ * Utility function for retrieving the text value of an array of DOM nodes
+ * @param {Array|Element} elem
+ */
+getText = Sizzle.getText = function( elem ) {
+       var node,
+               ret = "",
+               i = 0,
+               nodeType = elem.nodeType;
+
+       if ( nodeType ) {
+               if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
+                       // Use textContent for elements
+                       // innerText usage removed for consistency of new lines (see #11153)
+                       if ( typeof elem.textContent === "string" ) {
+                               return elem.textContent;
+                       } else {
+                               // Traverse its children
+                               for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
+                                       ret += getText( elem );
+                               }
+                       }
+               } else if ( nodeType === 3 || nodeType === 4 ) {
+                       return elem.nodeValue;
+               }
+               // Do not include comment or processing instruction nodes
+       } else {
+
+               // If no nodeType, this is expected to be an array
+               for ( ; (node = elem[i]); i++ ) {
+                       // Do not traverse comment nodes
+                       ret += getText( node );
+               }
+       }
+       return ret;
+};
+
+isXML = Sizzle.isXML = function( elem ) {
+       // documentElement is verified for cases where it doesn't yet exist
+       // (such as loading iframes in IE - #4833)
+       var documentElement = elem && (elem.ownerDocument || elem).documentElement;
+       return documentElement ? documentElement.nodeName !== "HTML" : false;
+};
+
+// Element contains another
+contains = Sizzle.contains = docElem.contains ?
+       function( a, b ) {
+               var adown = a.nodeType === 9 ? a.documentElement : a,
+                       bup = b && b.parentNode;
+               return a === bup || !!( bup && bup.nodeType === 1 && adown.contains && adown.contains(bup) );
+       } :
+       docElem.compareDocumentPosition ?
+       function( a, b ) {
+               return b && !!( a.compareDocumentPosition( b ) & 16 );
+       } :
+       function( a, b ) {
+               while ( (b = b.parentNode) ) {
+                       if ( b === a ) {
+                               return true;
+                       }
+               }
+               return false;
+       };
+
+Sizzle.attr = function( elem, name ) {
+       var val,
+               xml = isXML( elem );
+
+       if ( !xml ) {
+               name = name.toLowerCase();
+       }
+       if ( (val = Expr.attrHandle[ name ]) ) {
+               return val( elem );
+       }
+       if ( xml || assertAttributes ) {
+               return elem.getAttribute( name );
+       }
+       val = elem.getAttributeNode( name );
+       return val ?
+               typeof elem[ name ] === "boolean" ?
+                       elem[ name ] ? name : null :
+                       val.specified ? val.value : null :
+               null;
+};
+
+Expr = Sizzle.selectors = {
+
+       // Can be adjusted by the user
+       cacheLength: 50,
+
+       createPseudo: markFunction,
+
+       match: matchExpr,
+
+       // IE6/7 return a modified href
+       attrHandle: assertHrefNotNormalized ?
+               {} :
+               {
+                       "href": function( elem ) {
+                               return elem.getAttribute( "href", 2 );
+                       },
+                       "type": function( elem ) {
+                               return elem.getAttribute("type");
+                       }
+               },
+
+       find: {
+               "ID": assertGetIdNotName ?
+                       function( id, context, xml ) {
+                               if ( typeof context.getElementById !== strundefined && !xml ) {
+                                       var m = context.getElementById( id );
+                                       // Check parentNode to catch when Blackberry 4.6 returns
+                                       // nodes that are no longer in the document #6963
+                                       return m && m.parentNode ? [m] : [];
+                               }
+                       } :
+                       function( id, context, xml ) {
+                               if ( typeof context.getElementById !== strundefined && !xml ) {
+                                       var m = context.getElementById( id );
+
+                                       return m ?
+                                               m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ?
+                                                       [m] :
+                                                       undefined :
+                                               [];
+                               }
+                       },
+
+               "TAG": assertTagNameNoComments ?
+                       function( tag, context ) {
+                               if ( typeof context.getElementsByTagName !== strundefined ) {
+                                       return context.getElementsByTagName( tag );
+                               }
+                       } :
+                       function( tag, context ) {
+                               var results = context.getElementsByTagName( tag );
+
+                               // Filter out possible comments
+                               if ( tag === "*" ) {
+                                       var elem,
+                                               tmp = [],
+                                               i = 0;
+
+                                       for ( ; (elem = results[i]); i++ ) {
+                                               if ( elem.nodeType === 1 ) {
+                                                       tmp.push( elem );
+                                               }
+                                       }
+
+                                       return tmp;
+                               }
+                               return results;
+                       },
+
+               "NAME": assertUsableName && function( tag, context ) {
+                       if ( typeof context.getElementsByName !== strundefined ) {
+                               return context.getElementsByName( name );
+                       }
+               },
+
+               "CLASS": assertUsableClassName && function( className, context, xml ) {
+                       if ( typeof context.getElementsByClassName !== strundefined && !xml ) {
+                               return context.getElementsByClassName( className );
+                       }
+               }
+       },
+
+       relative: {
+               ">": { dir: "parentNode", first: true },
+               " ": { dir: "parentNode" },
+               "+": { dir: "previousSibling", first: true },
+               "~": { dir: "previousSibling" }
+       },
+
+       preFilter: {
+               "ATTR": function( match ) {
+                       match[1] = match[1].replace( rbackslash, "" );
+
+                       // Move the given value to match[3] whether quoted or unquoted
+                       match[3] = ( match[4] || match[5] || "" ).replace( rbackslash, "" );
+
+                       if ( match[2] === "~=" ) {
+                               match[3] = " " + match[3] + " ";
+                       }
+
+                       return match.slice( 0, 4 );
+               },
+
+               "CHILD": function( match ) {
+                       /* matches from matchExpr["CHILD"]
+                               1 type (only|nth|...)
+                               2 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
+                               3 xn-component of xn+y argument ([+-]?\d*n|)
+                               4 sign of xn-component
+                               5 x of xn-component
+                               6 sign of y-component
+                               7 y of y-component
+                       */
+                       match[1] = match[1].toLowerCase();
+
+                       if ( match[1] === "nth" ) {
+                               // nth-child requires argument
+                               if ( !match[2] ) {
+                                       Sizzle.error( match[0] );
+                               }
+
+                               // numeric x and y parameters for Expr.filter.CHILD
+                               // remember that false/true cast respectively to 0/1
+                               match[3] = +( match[3] ? match[4] + (match[5] || 1) : 2 * ( match[2] === "even" || match[2] === "odd" ) );
+                               match[4] = +( ( match[6] + match[7] ) || match[2] === "odd" );
+
+                       // other types prohibit arguments
+                       } else if ( match[2] ) {
+                               Sizzle.error( match[0] );
+                       }
+
+                       return match;
+               },
+
+               "PSEUDO": function( match ) {
+                       var unquoted, excess;
+                       if ( matchExpr["CHILD"].test( match[0] ) ) {
+                               return null;
+                       }
+
+                       if ( match[3] ) {
+                               match[2] = match[3];
+                       } else if ( (unquoted = match[4]) ) {
+                               // Only check arguments that contain a pseudo
+                               if ( rpseudo.test(unquoted) &&
+                                       // Get excess from tokenize (recursively)
+                                       (excess = tokenize( unquoted, true )) &&
+                                       // advance to the next closing parenthesis
+                                       (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
+
+                                       // excess is a negative index
+                                       unquoted = unquoted.slice( 0, excess );
+                                       match[0] = match[0].slice( 0, excess );
+                               }
+                               match[2] = unquoted;
+                       }
+
+                       // Return only captures needed by the pseudo filter method (type and argument)
+                       return match.slice( 0, 3 );
+               }
+       },
+
+       filter: {
+               "ID": assertGetIdNotName ?
+                       function( id ) {
+                               id = id.replace( rbackslash, "" );
+                               return function( elem ) {
+                                       return elem.getAttribute("id") === id;
+                               };
+                       } :
+                       function( id ) {
+                               id = id.replace( rbackslash, "" );
+                               return function( elem ) {
+                                       var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
+                                       return node && node.value === id;
+                               };
+                       },
+
+               "TAG": function( nodeName ) {
+                       if ( nodeName === "*" ) {
+                               return function() { return true; };
+                       }
+                       nodeName = nodeName.replace( rbackslash, "" ).toLowerCase();
+
+                       return function( elem ) {
+                               return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
+                       };
+               },
+
+               "CLASS": function( className ) {
+                       var pattern = classCache[ expando ][ className + " " ];
+
+                       return pattern ||
+                               (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
+                               classCache( className, function( elem ) {
+                                       return pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "" );
+                               });
+               },
+
+               "ATTR": function( name, operator, check ) {
+                       return function( elem, context ) {
+                               var result = Sizzle.attr( elem, name );
+
+                               if ( result == null ) {
+                                       return operator === "!=";
+                               }
+                               if ( !operator ) {
+                                       return true;
+                               }
+
+                               result += "";
+
+                               return operator === "=" ? result === check :
+                                       operator === "!=" ? result !== check :
+                                       operator === "^=" ? check && result.indexOf( check ) === 0 :
+                                       operator === "*=" ? check && result.indexOf( check ) > -1 :
+                                       operator === "$=" ? check && result.substr( result.length - check.length ) === check :
+                                       operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
+                                       operator === "|=" ? result === check || result.substr( 0, check.length + 1 ) === check + "-" :
+                                       false;
+                       };
+               },
+
+               "CHILD": function( type, argument, first, last ) {
+
+                       if ( type === "nth" ) {
+                               return function( elem ) {
+                                       var node, diff,
+                                               parent = elem.parentNode;
+
+                                       if ( first === 1 && last === 0 ) {
+                                               return true;
+                                       }
+
+                                       if ( parent ) {
+                                               diff = 0;
+                                               for ( node = parent.firstChild; node; node = node.nextSibling ) {
+                                                       if ( node.nodeType === 1 ) {
+                                                               diff++;
+                                                               if ( elem === node ) {
+                                                                       break;
+                                                               }
+                                                       }
+                                               }
+                                       }
+
+                                       // Incorporate the offset (or cast to NaN), then check against cycle size
+                                       diff -= last;
+                                       return diff === first || ( diff % first === 0 && diff / first >= 0 );
+                               };
+                       }
+
+                       return function( elem ) {
+                               var node = elem;
+
+                               switch ( type ) {
+                                       case "only":
+                                       case "first":
+                                               while ( (node = node.previousSibling) ) {
+                                                       if ( node.nodeType === 1 ) {
+                                                               return false;
+                                                       }
+                                               }
+
+                                               if ( type === "first" ) {
+                                                       return true;
+                                               }
+
+                                               node = elem;
+
+                                               /* falls through */
+                                       case "last":
+                                               while ( (node = node.nextSibling) ) {
+                                                       if ( node.nodeType === 1 ) {
+                                                               return false;
+                                                       }
+                                               }
+
+                                               return true;
+                               }
+                       };
+               },
+
+               "PSEUDO": function( pseudo, argument ) {
+                       // pseudo-class names are case-insensitive
+                       // http://www.w3.org/TR/selectors/#pseudo-classes
+                       // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
+                       // Remember that setFilters inherits from pseudos
+                       var args,
+                               fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
+                                       Sizzle.error( "unsupported pseudo: " + pseudo );
+
+                       // The user may use createPseudo to indicate that
+                       // arguments are needed to create the filter function
+                       // just as Sizzle does
+                       if ( fn[ expando ] ) {
+                               return fn( argument );
+                       }
+
+                       // But maintain support for old signatures
+                       if ( fn.length > 1 ) {
+                               args = [ pseudo, pseudo, "", argument ];
+                               return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
+                                       markFunction(function( seed, matches ) {
+                                               var idx,
+                                                       matched = fn( seed, argument ),
+                                                       i = matched.length;
+                                               while ( i-- ) {
+                                                       idx = indexOf.call( seed, matched[i] );
+                                                       seed[ idx ] = !( matches[ idx ] = matched[i] );
+                                               }
+                                       }) :
+                                       function( elem ) {
+                                               return fn( elem, 0, args );
+                                       };
+                       }
+
+                       return fn;
+               }
+       },
+
+       pseudos: {
+               "not": markFunction(function( selector ) {
+                       // Trim the selector passed to compile
+                       // to avoid treating leading and trailing
+                       // spaces as combinators
+                       var input = [],
+                               results = [],
+                               matcher = compile( selector.replace( rtrim, "$1" ) );
+
+                       return matcher[ expando ] ?
+                               markFunction(function( seed, matches, context, xml ) {
+                                       var elem,
+                                               unmatched = matcher( seed, null, xml, [] ),
+                                               i = seed.length;
+
+                                       // Match elements unmatched by `matcher`
+                                       while ( i-- ) {
+                                               if ( (elem = unmatched[i]) ) {
+                                                       seed[i] = !(matches[i] = elem);
+                                               }
+                                       }
+                               }) :
+                               function( elem, context, xml ) {
+                                       input[0] = elem;
+                                       matcher( input, null, xml, results );
+                                       return !results.pop();
+                               };
+               }),
+
+               "has": markFunction(function( selector ) {
+                       return function( elem ) {
+                               return Sizzle( selector, elem ).length > 0;
+                       };
+               }),
+
+               "contains": markFunction(function( text ) {
+                       return function( elem ) {
+                               return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
+                       };
+               }),
+
+               "enabled": function( elem ) {
+                       return elem.disabled === false;
+               },
+
+               "disabled": function( elem ) {
+                       return elem.disabled === true;
+               },
+
+               "checked": function( elem ) {
+                       // In CSS3, :checked should return both checked and selected elements
+                       // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
+                       var nodeName = elem.nodeName.toLowerCase();
+                       return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
+               },
+
+               "selected": function( elem ) {
+                       // Accessing this property makes selected-by-default
+                       // options in Safari work properly
+                       if ( elem.parentNode ) {
+                               elem.parentNode.selectedIndex;
+                       }
+
+                       return elem.selected === true;
+               },
+
+               "parent": function( elem ) {
+                       return !Expr.pseudos["empty"]( elem );
+               },
+
+               "empty": function( elem ) {
+                       // http://www.w3.org/TR/selectors/#empty-pseudo
+                       // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),
+                       //   not comment, processing instructions, or others
+                       // Thanks to Diego Perini for the nodeName shortcut
+                       //   Greater than "@" means alpha characters (specifically not starting with "#" or "?")
+                       var nodeType;
+                       elem = elem.firstChild;
+                       while ( elem ) {
+                               if ( elem.nodeName > "@" || (nodeType = elem.nodeType) === 3 || nodeType === 4 ) {
+                                       return false;
+                               }
+                               elem = elem.nextSibling;
+                       }
+                       return true;
+               },
+
+               "header": function( elem ) {
+                       return rheader.test( elem.nodeName );
+               },
+
+               "text": function( elem ) {
+                       var type, attr;
+                       // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)
+                       // use getAttribute instead to test this case
+                       return elem.nodeName.toLowerCase() === "input" &&
+                               (type = elem.type) === "text" &&
+                               ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === type );
+               },
+
+               // Input types
+               "radio": createInputPseudo("radio"),
+               "checkbox": createInputPseudo("checkbox"),
+               "file": createInputPseudo("file"),
+               "password": createInputPseudo("password"),
+               "image": createInputPseudo("image"),
+
+               "submit": createButtonPseudo("submit"),
+               "reset": createButtonPseudo("reset"),
+
+               "button": function( elem ) {
+                       var name = elem.nodeName.toLowerCase();
+                       return name === "input" && elem.type === "button" || name === "button";
+               },
+
+               "input": function( elem ) {
+                       return rinputs.test( elem.nodeName );
+               },
+
+               "focus": function( elem ) {
+                       var doc = elem.ownerDocument;
+                       return elem === doc.activeElement && (!doc.hasFocus || doc.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
+               },
+
+               "active": function( elem ) {
+                       return elem === elem.ownerDocument.activeElement;
+               },
+
+               // Positional types
+               "first": createPositionalPseudo(function() {
+                       return [ 0 ];
+               }),
+
+               "last": createPositionalPseudo(function( matchIndexes, length ) {
+                       return [ length - 1 ];
+               }),
+
+               "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
+                       return [ argument < 0 ? argument + length : argument ];
+               }),
+
+               "even": createPositionalPseudo(function( matchIndexes, length ) {
+                       for ( var i = 0; i < length; i += 2 ) {
+                               matchIndexes.push( i );
+                       }
+                       return matchIndexes;
+               }),
+
+               "odd": createPositionalPseudo(function( matchIndexes, length ) {
+                       for ( var i = 1; i < length; i += 2 ) {
+                               matchIndexes.push( i );
+                       }
+                       return matchIndexes;
+               }),
+
+               "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
+                       for ( var i = argument < 0 ? argument + length : argument; --i >= 0; ) {
+                               matchIndexes.push( i );
+                       }
+                       return matchIndexes;
+               }),
+
+               "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
+                       for ( var i = argument < 0 ? argument + length : argument; ++i < length; ) {
+                               matchIndexes.push( i );
+                       }
+                       return matchIndexes;
+               })
+       }
+};
+
+function siblingCheck( a, b, ret ) {
+       if ( a === b ) {
+               return ret;
+       }
+
+       var cur = a.nextSibling;
+
+       while ( cur ) {
+               if ( cur === b ) {
+                       return -1;
+               }
+
+               cur = cur.nextSibling;
+       }
+
+       return 1;
+}
+
+sortOrder = docElem.compareDocumentPosition ?
+       function( a, b ) {
+               if ( a === b ) {
+                       hasDuplicate = true;
+                       return 0;
+               }
+
+               return ( !a.compareDocumentPosition || !b.compareDocumentPosition ?
+                       a.compareDocumentPosition :
+                       a.compareDocumentPosition(b) & 4
+               ) ? -1 : 1;
+       } :
+       function( a, b ) {
+               // The nodes are identical, we can exit early
+               if ( a === b ) {
+                       hasDuplicate = true;
+                       return 0;
+
+               // Fallback to using sourceIndex (in IE) if it's available on both nodes
+               } else if ( a.sourceIndex && b.sourceIndex ) {
+                       return a.sourceIndex - b.sourceIndex;
+               }
+
+               var al, bl,
+                       ap = [],
+                       bp = [],
+                       aup = a.parentNode,
+                       bup = b.parentNode,
+                       cur = aup;
+
+               // If the nodes are siblings (or identical) we can do a quick check
+               if ( aup === bup ) {
+                       return siblingCheck( a, b );
+
+               // If no parents were found then the nodes are disconnected
+               } else if ( !aup ) {
+                       return -1;
+
+               } else if ( !bup ) {
+                       return 1;
+               }
+
+               // Otherwise they're somewhere else in the tree so we need
+               // to build up a full list of the parentNodes for comparison
+               while ( cur ) {
+                       ap.unshift( cur );
+                       cur = cur.parentNode;
+               }
+
+               cur = bup;
+
+               while ( cur ) {
+                       bp.unshift( cur );
+                       cur = cur.parentNode;
+               }
+
+               al = ap.length;
+               bl = bp.length;
+
+               // Start walking down the tree looking for a discrepancy
+               for ( var i = 0; i < al && i < bl; i++ ) {
+                       if ( ap[i] !== bp[i] ) {
+                               return siblingCheck( ap[i], bp[i] );
+                       }
+               }
+
+               // We ended someplace up the tree so do a sibling check
+               return i === al ?
+                       siblingCheck( a, bp[i], -1 ) :
+                       siblingCheck( ap[i], b, 1 );
+       };
+
+// Always assume the presence of duplicates if sort doesn't
+// pass them to our comparison function (as in Google Chrome).
+[0, 0].sort( sortOrder );
+baseHasDuplicate = !hasDuplicate;
+
+// Document sorting and removing duplicates
+Sizzle.uniqueSort = function( results ) {
+       var elem,
+               duplicates = [],
+               i = 1,
+               j = 0;
+
+       hasDuplicate = baseHasDuplicate;
+       results.sort( sortOrder );
+
+       if ( hasDuplicate ) {
+               for ( ; (elem = results[i]); i++ ) {
+                       if ( elem === results[ i - 1 ] ) {
+                               j = duplicates.push( i );
+                       }
+               }
+               while ( j-- ) {
+                       results.splice( duplicates[ j ], 1 );
+               }
+       }
+
+       return results;
+};
+
+Sizzle.error = function( msg ) {
+       throw new Error( "Syntax error, unrecognized expression: " + msg );
+};
+
+function tokenize( selector, parseOnly ) {
+       var matched, match, tokens, type,
+               soFar, groups, preFilters,
+               cached = tokenCache[ expando ][ selector + " " ];
+
+       if ( cached ) {
+               return parseOnly ? 0 : cached.slice( 0 );
+       }
+
+       soFar = selector;
+       groups = [];
+       preFilters = Expr.preFilter;
+
+       while ( soFar ) {
+
+               // Comma and first run
+               if ( !matched || (match = rcomma.exec( soFar )) ) {
+                       if ( match ) {
+                               // Don't consume trailing commas as valid
+                               soFar = soFar.slice( match[0].length ) || soFar;
+                       }
+                       groups.push( tokens = [] );
+               }
+
+               matched = false;
+
+               // Combinators
+               if ( (match = rcombinators.exec( soFar )) ) {
+                       tokens.push( matched = new Token( match.shift() ) );
+                       soFar = soFar.slice( matched.length );
+
+                       // Cast descendant combinators to space
+                       matched.type = match[0].replace( rtrim, " " );
+               }
+
+               // Filters
+               for ( type in Expr.filter ) {
+                       if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
+                               (match = preFilters[ type ]( match ))) ) {
+
+                               tokens.push( matched = new Token( match.shift() ) );
+                               soFar = soFar.slice( matched.length );
+                               matched.type = type;
+                               matched.matches = match;
+                       }
+               }
+
+               if ( !matched ) {
+                       break;
+               }
+       }
+
+       // Return the length of the invalid excess
+       // if we're just parsing
+       // Otherwise, throw an error or return tokens
+       return parseOnly ?
+               soFar.length :
+               soFar ?
+                       Sizzle.error( selector ) :
+                       // Cache the tokens
+                       tokenCache( selector, groups ).slice( 0 );
+}
+
+function addCombinator( matcher, combinator, base ) {
+       var dir = combinator.dir,
+               checkNonElements = base && combinator.dir === "parentNode",
+               doneName = done++;
+
+       return combinator.first ?
+               // Check against closest ancestor/preceding element
+               function( elem, context, xml ) {
+                       while ( (elem = elem[ dir ]) ) {
+                               if ( checkNonElements || elem.nodeType === 1  ) {
+                                       return matcher( elem, context, xml );
+                               }
+                       }
+               } :
+
+               // Check against all ancestor/preceding elements
+               function( elem, context, xml ) {
+                       // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching
+                       if ( !xml ) {
+                               var cache,
+                                       dirkey = dirruns + " " + doneName + " ",
+                                       cachedkey = dirkey + cachedruns;
+                               while ( (elem = elem[ dir ]) ) {
+                                       if ( checkNonElements || elem.nodeType === 1 ) {
+                                               if ( (cache = elem[ expando ]) === cachedkey ) {
+                                                       return elem.sizset;
+                                               } else if ( typeof cache === "string" && cache.indexOf(dirkey) === 0 ) {
+                                                       if ( elem.sizset ) {
+                                                               return elem;
+                                                       }
+                                               } else {
+                                                       elem[ expando ] = cachedkey;
+                                                       if ( matcher( elem, context, xml ) ) {
+                                                               elem.sizset = true;
+                                                               return elem;
+                                                       }
+                                                       elem.sizset = false;
+                                               }
+                                       }
+                               }
+                       } else {
+                               while ( (elem = elem[ dir ]) ) {
+                                       if ( checkNonElements || elem.nodeType === 1 ) {
+                                               if ( matcher( elem, context, xml ) ) {
+                                                       return elem;
+                                               }
+                                       }
+                               }
+                       }
+               };
+}
+
+function elementMatcher( matchers ) {
+       return matchers.length > 1 ?
+               function( elem, context, xml ) {
+                       var i = matchers.length;
+                       while ( i-- ) {
+                               if ( !matchers[i]( elem, context, xml ) ) {
+                                       return false;
+                               }
+                       }
+                       return true;
+               } :
+               matchers[0];
+}
+
+function condense( unmatched, map, filter, context, xml ) {
+       var elem,
+               newUnmatched = [],
+               i = 0,
+               len = unmatched.length,
+               mapped = map != null;
+
+       for ( ; i < len; i++ ) {
+               if ( (elem = unmatched[i]) ) {
+                       if ( !filter || filter( elem, context, xml ) ) {
+                               newUnmatched.push( elem );
+                               if ( mapped ) {
+                                       map.push( i );
+                               }
+                       }
+               }
+       }
+
+       return newUnmatched;
+}
+
+function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
+       if ( postFilter && !postFilter[ expando ] ) {
+               postFilter = setMatcher( postFilter );
+       }
+       if ( postFinder && !postFinder[ expando ] ) {
+               postFinder = setMatcher( postFinder, postSelector );
+       }
+       return markFunction(function( seed, results, context, xml ) {
+               var temp, i, elem,
+                       preMap = [],
+                       postMap = [],
+                       preexisting = results.length,
+
+                       // Get initial elements from seed or context
+                       elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
+
+                       // Prefilter to get matcher input, preserving a map for seed-results synchronization
+                       matcherIn = preFilter && ( seed || !selector ) ?
+                               condense( elems, preMap, preFilter, context, xml ) :
+                               elems,
+
+                       matcherOut = matcher ?
+                               // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
+                               postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
+
+                                       // ...intermediate processing is necessary
+                                       [] :
+
+                                       // ...otherwise use results directly
+                                       results :
+                               matcherIn;
+
+               // Find primary matches
+               if ( matcher ) {
+                       matcher( matcherIn, matcherOut, context, xml );
+               }
+
+               // Apply postFilter
+               if ( postFilter ) {
+                       temp = condense( matcherOut, postMap );
+                       postFilter( temp, [], context, xml );
+
+                       // Un-match failing elements by moving them back to matcherIn
+                       i = temp.length;
+                       while ( i-- ) {
+                               if ( (elem = temp[i]) ) {
+                                       matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
+                               }
+                       }
+               }
+
+               if ( seed ) {
+                       if ( postFinder || preFilter ) {
+                               if ( postFinder ) {
+                                       // Get the final matcherOut by condensing this intermediate into postFinder contexts
+                                       temp = [];
+                                       i = matcherOut.length;
+                                       while ( i-- ) {
+                                               if ( (elem = matcherOut[i]) ) {
+                                                       // Restore matcherIn since elem is not yet a final match
+                                                       temp.push( (matcherIn[i] = elem) );
+                                               }
+                                       }
+                                       postFinder( null, (matcherOut = []), temp, xml );
+                               }
+
+                               // Move matched elements from seed to results to keep them synchronized
+                               i = matcherOut.length;
+                               while ( i-- ) {
+                                       if ( (elem = matcherOut[i]) &&
+                                               (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) {
+
+                                               seed[temp] = !(results[temp] = elem);
+                                       }
+                               }
+                       }
+
+               // Add elements to results, through postFinder if defined
+               } else {
+                       matcherOut = condense(
+                               matcherOut === results ?
+                                       matcherOut.splice( preexisting, matcherOut.length ) :
+                                       matcherOut
+                       );
+                       if ( postFinder ) {
+                               postFinder( null, results, matcherOut, xml );
+                       } else {
+                               push.apply( results, matcherOut );
+                       }
+               }
+       });
+}
+
+function matcherFromTokens( tokens ) {
+       var checkContext, matcher, j,
+               len = tokens.length,
+               leadingRelative = Expr.relative[ tokens[0].type ],
+               implicitRelative = leadingRelative || Expr.relative[" "],
+               i = leadingRelative ? 1 : 0,
+
+               // The foundational matcher ensures that elements are reachable from top-level context(s)
+               matchContext = addCombinator( function( elem ) {
+                       return elem === checkContext;
+               }, implicitRelative, true ),
+               matchAnyContext = addCombinator( function( elem ) {
+                       return indexOf.call( checkContext, elem ) > -1;
+               }, implicitRelative, true ),
+               matchers = [ function( elem, context, xml ) {
+                       return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
+                               (checkContext = context).nodeType ?
+                                       matchContext( elem, context, xml ) :
+                                       matchAnyContext( elem, context, xml ) );
+               } ];
+
+       for ( ; i < len; i++ ) {
+               if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
+                       matchers = [ addCombinator( elementMatcher( matchers ), matcher ) ];
+               } else {
+                       matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
+
+                       // Return special upon seeing a positional matcher
+                       if ( matcher[ expando ] ) {
+                               // Find the next relative operator (if any) for proper handling
+                               j = ++i;
+                               for ( ; j < len; j++ ) {
+                                       if ( Expr.relative[ tokens[j].type ] ) {
+                                               break;
+                                       }
+                               }
+                               return setMatcher(
+                                       i > 1 && elementMatcher( matchers ),
+                                       i > 1 && tokens.slice( 0, i - 1 ).join("").replace( rtrim, "$1" ),
+                                       matcher,
+                                       i < j && matcherFromTokens( tokens.slice( i, j ) ),
+                                       j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
+                                       j < len && tokens.join("")
+                               );
+                       }
+                       matchers.push( matcher );
+               }
+       }
+
+       return elementMatcher( matchers );
+}
+
+function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
+       var bySet = setMatchers.length > 0,
+               byElement = elementMatchers.length > 0,
+               superMatcher = function( seed, context, xml, results, expandContext ) {
+                       var elem, j, matcher,
+                               setMatched = [],
+                               matchedCount = 0,
+                               i = "0",
+                               unmatched = seed && [],
+                               outermost = expandContext != null,
+                               contextBackup = outermostContext,
+                               // We must always have either seed elements or context
+                               elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ),
+                               // Nested matchers should use non-integer dirruns
+                               dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.E);
+
+                       if ( outermost ) {
+                               outermostContext = context !== document && context;
+                               cachedruns = superMatcher.el;
+                       }
+
+                       // Add elements passing elementMatchers directly to results
+                       for ( ; (elem = elems[i]) != null; i++ ) {
+                               if ( byElement && elem ) {
+                                       for ( j = 0; (matcher = elementMatchers[j]); j++ ) {
+                                               if ( matcher( elem, context, xml ) ) {
+                                                       results.push( elem );
+                                                       break;
+                                               }
+                                       }
+                                       if ( outermost ) {
+                                               dirruns = dirrunsUnique;
+                                               cachedruns = ++superMatcher.el;
+                                       }
+                               }
+
+                               // Track unmatched elements for set filters
+                               if ( bySet ) {
+                                       // They will have gone through all possible matchers
+                                       if ( (elem = !matcher && elem) ) {
+                                               matchedCount--;
+                                       }
+
+                                       // Lengthen the array for every element, matched or not
+                                       if ( seed ) {
+                                               unmatched.push( elem );
+                                       }
+                               }
+                       }
+
+                       // Apply set filters to unmatched elements
+                       matchedCount += i;
+                       if ( bySet && i !== matchedCount ) {
+                               for ( j = 0; (matcher = setMatchers[j]); j++ ) {
+                                       matcher( unmatched, setMatched, context, xml );
+                               }
+
+                               if ( seed ) {
+                                       // Reintegrate element matches to eliminate the need for sorting
+                                       if ( matchedCount > 0 ) {
+                                               while ( i-- ) {
+                                                       if ( !(unmatched[i] || setMatched[i]) ) {
+                                                               setMatched[i] = pop.call( results );
+                                                       }
+                                               }
+                                       }
+
+                                       // Discard index placeholder values to get only actual matches
+                                       setMatched = condense( setMatched );
+                               }
+
+                               // Add matches to results
+                               push.apply( results, setMatched );
+
+                               // Seedless set matches succeeding multiple successful matchers stipulate sorting
+                               if ( outermost && !seed && setMatched.length > 0 &&
+                                       ( matchedCount + setMatchers.length ) > 1 ) {
+
+                                       Sizzle.uniqueSort( results );
+                               }
+                       }
+
+                       // Override manipulation of globals by nested matchers
+                       if ( outermost ) {
+                               dirruns = dirrunsUnique;
+                               outermostContext = contextBackup;
+                       }
+
+                       return unmatched;
+               };
+
+       superMatcher.el = 0;
+       return bySet ?
+               markFunction( superMatcher ) :
+               superMatcher;
+}
+
+compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) {
+       var i,
+               setMatchers = [],
+               elementMatchers = [],
+               cached = compilerCache[ expando ][ selector + " " ];
+
+       if ( !cached ) {
+               // Generate a function of recursive functions that can be used to check each element
+               if ( !group ) {
+                       group = tokenize( selector );
+               }
+               i = group.length;
+               while ( i-- ) {
+                       cached = matcherFromTokens( group[i] );
+                       if ( cached[ expando ] ) {
+                               setMatchers.push( cached );
+                       } else {
+                               elementMatchers.push( cached );
+                       }
+               }
+
+               // Cache the compiled function
+               cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
+       }
+       return cached;
+};
+
+function multipleContexts( selector, contexts, results ) {
+       var i = 0,
+               len = contexts.length;
+       for ( ; i < len; i++ ) {
+               Sizzle( selector, contexts[i], results );
+       }
+       return results;
+}
+
+function select( selector, context, results, seed, xml ) {
+       var i, tokens, token, type, find,
+               match = tokenize( selector ),
+               j = match.length;
+
+       if ( !seed ) {
+               // Try to minimize operations if there is only one group
+               if ( match.length === 1 ) {
+
+                       // Take a shortcut and set the context if the root selector is an ID
+                       tokens = match[0] = match[0].slice( 0 );
+                       if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
+                                       context.nodeType === 9 && !xml &&
+                                       Expr.relative[ tokens[1].type ] ) {
+
+                               context = Expr.find["ID"]( token.matches[0].replace( rbackslash, "" ), context, xml )[0];
+                               if ( !context ) {
+                                       return results;
+                               }
+
+                               selector = selector.slice( tokens.shift().length );
+                       }
+
+                       // Fetch a seed set for right-to-left matching
+                       for ( i = matchExpr["POS"].test( selector ) ? -1 : tokens.length - 1; i >= 0; i-- ) {
+                               token = tokens[i];
+
+                               // Abort if we hit a combinator
+                               if ( Expr.relative[ (type = token.type) ] ) {
+                                       break;
+                               }
+                               if ( (find = Expr.find[ type ]) ) {
+                                       // Search, expanding context for leading sibling combinators
+                                       if ( (seed = find(
+                                               token.matches[0].replace( rbackslash, "" ),
+                                               rsibling.test( tokens[0].type ) && context.parentNode || context,
+                                               xml
+                                       )) ) {
+
+                                               // If seed is empty or no tokens remain, we can return early
+                                               tokens.splice( i, 1 );
+                                               selector = seed.length && tokens.join("");
+                                               if ( !selector ) {
+                                                       push.apply( results, slice.call( seed, 0 ) );
+                                                       return results;
+                                               }
+
+                                               break;
+                                       }
+                               }
+                       }
+               }
+       }
+
+       // Compile and execute a filtering function
+       // Provide `match` to avoid retokenization if we modified the selector above
+       compile( selector, match )(
+               seed,
+               context,
+               xml,
+               results,
+               rsibling.test( selector )
+       );
+       return results;
+}
+
+if ( document.querySelectorAll ) {
+       (function() {
+               var disconnectedMatch,
+                       oldSelect = select,
+                       rescape = /'|\\/g,
+                       rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g,
+
+                       // qSa(:focus) reports false when true (Chrome 21), no need to also add to buggyMatches since matches checks buggyQSA
+                       // A support test would require too much code (would include document ready)
+                       rbuggyQSA = [ ":focus" ],
+
+                       // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
+                       // A support test would require too much code (would include document ready)
+                       // just skip matchesSelector for :active
+                       rbuggyMatches = [ ":active" ],
+                       matches = docElem.matchesSelector ||
+                               docElem.mozMatchesSelector ||
+                               docElem.webkitMatchesSelector ||
+                               docElem.oMatchesSelector ||
+                               docElem.msMatchesSelector;
+
+               // Build QSA regex
+               // Regex strategy adopted from Diego Perini
+               assert(function( div ) {
+                       // Select is set to empty string on purpose
+                       // This is to test IE's treatment of not explictly
+                       // setting a boolean content attribute,
+                       // since its presence should be enough
+                       // http://bugs.jquery.com/ticket/12359
+                       div.innerHTML = "<select><option selected=''></option></select>";
+
+                       // IE8 - Some boolean attributes are not treated correctly
+                       if ( !div.querySelectorAll("[selected]").length ) {
+                               rbuggyQSA.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" );
+                       }
+
+                       // Webkit/Opera - :checked should return selected option elements
+                       // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
+                       // IE8 throws error here (do not put tests after this one)
+                       if ( !div.querySelectorAll(":checked").length ) {
+                               rbuggyQSA.push(":checked");
+                       }
+               });
+
+               assert(function( div ) {
+
+                       // Opera 10-12/IE9 - ^= $= *= and empty values
+                       // Should not select anything
+                       div.innerHTML = "<p test=''></p>";
+                       if ( div.querySelectorAll("[test^='']").length ) {
+                               rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:\"\"|'')" );
+                       }
+
+                       // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
+                       // IE8 throws error here (do not put tests after this one)
+                       div.innerHTML = "<input type='hidden'/>";
+                       if ( !div.querySelectorAll(":enabled").length ) {
+                               rbuggyQSA.push(":enabled", ":disabled");
+                       }
+               });
+
+               // rbuggyQSA always contains :focus, so no need for a length check
+               rbuggyQSA = /* rbuggyQSA.length && */ new RegExp( rbuggyQSA.join("|") );
+
+               select = function( selector, context, results, seed, xml ) {
+                       // Only use querySelectorAll when not filtering,
+                       // when this is not xml,
+                       // and when no QSA bugs apply
+                       if ( !seed && !xml && !rbuggyQSA.test( selector ) ) {
+                               var groups, i,
+                                       old = true,
+                                       nid = expando,
+                                       newContext = context,
+                                       newSelector = context.nodeType === 9 && selector;
+
+                               // qSA works strangely on Element-rooted queries
+                               // We can work around this by specifying an extra ID on the root
+                               // and working up from there (Thanks to Andrew Dupont for the technique)
+                               // IE 8 doesn't work on object elements
+                               if ( context.nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
+                                       groups = tokenize( selector );
+
+                                       if ( (old = context.getAttribute("id")) ) {
+                                               nid = old.replace( rescape, "\\$&" );
+                                       } else {
+                                               context.setAttribute( "id", nid );
+                                       }
+                                       nid = "[id='" + nid + "'] ";
+
+                                       i = groups.length;
+                                       while ( i-- ) {
+                                               groups[i] = nid + groups[i].join("");
+                                       }
+                                       newContext = rsibling.test( selector ) && context.parentNode || context;
+                                       newSelector = groups.join(",");
+                               }
+
+                               if ( newSelector ) {
+                                       try {
+                                               push.apply( results, slice.call( newContext.querySelectorAll(
+                                                       newSelector
+                                               ), 0 ) );
+                                               return results;
+                                       } catch(qsaError) {
+                                       } finally {
+                                               if ( !old ) {
+                                                       context.removeAttribute("id");
+                                               }
+                                       }
+                               }
+                       }
+
+                       return oldSelect( selector, context, results, seed, xml );
+               };
+
+               if ( matches ) {
+                       assert(function( div ) {
+                               // Check to see if it's possible to do matchesSelector
+                               // on a disconnected node (IE 9)
+                               disconnectedMatch = matches.call( div, "div" );
+
+                               // This should fail with an exception
+                               // Gecko does not error, returns false instead
+                               try {
+                                       matches.call( div, "[test!='']:sizzle" );
+                                       rbuggyMatches.push( "!=", pseudos );
+                               } catch ( e ) {}
+                       });
+
+                       // rbuggyMatches always contains :active and :focus, so no need for a length check
+                       rbuggyMatches = /* rbuggyMatches.length && */ new RegExp( rbuggyMatches.join("|") );
+
+                       Sizzle.matchesSelector = function( elem, expr ) {
+                               // Make sure that attribute selectors are quoted
+                               expr = expr.replace( rattributeQuotes, "='$1']" );
+
+                               // rbuggyMatches always contains :active, so no need for an existence check
+                               if ( !isXML( elem ) && !rbuggyMatches.test( expr ) && !rbuggyQSA.test( expr ) ) {
+                                       try {
+                                               var ret = matches.call( elem, expr );
+
+                                               // IE 9's matchesSelector returns false on disconnected nodes
+                                               if ( ret || disconnectedMatch ||
+                                                               // As well, disconnected nodes are said to be in a document
+                                                               // fragment in IE 9
+                                                               elem.document && elem.document.nodeType !== 11 ) {
+                                                       return ret;
+                                               }
+                                       } catch(e) {}
+                               }
+
+                               return Sizzle( expr, null, null, [ elem ] ).length > 0;
+                       };
+               }
+       })();
+}
+
+// Deprecated
+Expr.pseudos["nth"] = Expr.pseudos["eq"];
+
+// Back-compat
+function setFilters() {}
+Expr.filters = setFilters.prototype = Expr.pseudos;
+Expr.setFilters = new setFilters();
+
+// Override sizzle attribute retrieval
+Sizzle.attr = jQuery.attr;
+jQuery.find = Sizzle;
+jQuery.expr = Sizzle.selectors;
+jQuery.expr[":"] = jQuery.expr.pseudos;
+jQuery.unique = Sizzle.uniqueSort;
+jQuery.text = Sizzle.getText;
+jQuery.isXMLDoc = Sizzle.isXML;
+jQuery.contains = Sizzle.contains;
+
+
+})( window );
+var runtil = /Until$/,
+       rparentsprev = /^(?:parents|prev(?:Until|All))/,
+       isSimple = /^.[^:#\[\.,]*$/,
+       rneedsContext = jQuery.expr.match.needsContext,
+       // methods guaranteed to produce a unique set when starting from a unique set
+       guaranteedUnique = {
+               children: true,
+               contents: true,
+               next: true,
+               prev: true
+       };
+
+jQuery.fn.extend({
+       find: function( selector ) {
+               var i, l, length, n, r, ret,
+                       self = this;
+
+               if ( typeof selector !== "string" ) {
+                       return jQuery( selector ).filter(function() {
+                               for ( i = 0, l = self.length; i < l; i++ ) {
+                                       if ( jQuery.contains( self[ i ], this ) ) {
+                                               return true;
+                                       }
+                               }
+                       });
+               }
+
+               ret = this.pushStack( "", "find", selector );
+
+               for ( i = 0, l = this.length; i < l; i++ ) {
+                       length = ret.length;
+                       jQuery.find( selector, this[i], ret );
+
+                       if ( i > 0 ) {
+                               // Make sure that the results are unique
+                               for ( n = length; n < ret.length; n++ ) {
+                                       for ( r = 0; r < length; r++ ) {
+                                               if ( ret[r] === ret[n] ) {
+                                                       ret.splice(n--, 1);
+                                                       break;
+                                               }
+                                       }
+                               }
+                       }
+               }
+
+               return ret;
+       },
+
+       has: function( target ) {
+               var i,
+                       targets = jQuery( target, this ),
+                       len = targets.length;
+
+               return this.filter(function() {
+                       for ( i = 0; i < len; i++ ) {
+                               if ( jQuery.contains( this, targets[i] ) ) {
+                                       return true;
+                               }
+                       }
+               });
+       },
+
+       not: function( selector ) {
+               return this.pushStack( winnow(this, selector, false), "not", selector);
+       },
+
+       filter: function( selector ) {
+               return this.pushStack( winnow(this, selector, true), "filter", selector );
+       },
+
+       is: function( selector ) {
+               return !!selector && (
+                       typeof selector === "string" ?
+                               // If this is a positional/relative selector, check membership in the returned set
+                               // so $("p:first").is("p:last") won't return true for a doc with two "p".
+                               rneedsContext.test( selector ) ?
+                                       jQuery( selector, this.context ).index( this[0] ) >= 0 :
+                                       jQuery.filter( selector, this ).length > 0 :
+                               this.filter( selector ).length > 0 );
+       },
+
+       closest: function( selectors, context ) {
+               var cur,
+                       i = 0,
+                       l = this.length,
+                       ret = [],
+                       pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
+                               jQuery( selectors, context || this.context ) :
+                               0;
+
+               for ( ; i < l; i++ ) {
+                       cur = this[i];
+
+                       while ( cur && cur.ownerDocument && cur !== context && cur.nodeType !== 11 ) {
+                               if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) {
+                                       ret.push( cur );
+                                       break;
+                               }
+                               cur = cur.parentNode;
+                       }
+               }
+
+               ret = ret.length > 1 ? jQuery.unique( ret ) : ret;
+
+               return this.pushStack( ret, "closest", selectors );
+       },
+
+       // Determine the position of an element within
+       // the matched set of elements
+       index: function( elem ) {
+
+               // No argument, return index in parent
+               if ( !elem ) {
+                       return ( this[0] && this[0].parentNode ) ? this.prevAll().length : -1;
+               }
+
+               // index in selector
+               if ( typeof elem === "string" ) {
+                       return jQuery.inArray( this[0], jQuery( elem ) );
+               }
+
+               // Locate the position of the desired element
+               return jQuery.inArray(
+                       // If it receives a jQuery object, the first element is used
+                       elem.jquery ? elem[0] : elem, this );
+       },
+
+       add: function( selector, context ) {
+               var set = typeof selector === "string" ?
+                               jQuery( selector, context ) :
+                               jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),
+                       all = jQuery.merge( this.get(), set );
+
+               return this.pushStack( isDisconnected( set[0] ) || isDisconnected( all[0] ) ?
+                       all :
+                       jQuery.unique( all ) );
+       },
+
+       addBack: function( selector ) {
+               return this.add( selector == null ?
+                       this.prevObject : this.prevObject.filter(selector)
+               );
+       }
+});
+
+jQuery.fn.andSelf = jQuery.fn.addBack;
+
+// A painfully simple check to see if an element is disconnected
+// from a document (should be improved, where feasible).
+function isDisconnected( node ) {
+       return !node || !node.parentNode || node.parentNode.nodeType === 11;
+}
+
+function sibling( cur, dir ) {
+       do {
+               cur = cur[ dir ];
+       } while ( cur && cur.nodeType !== 1 );
+
+       return cur;
+}
+
+jQuery.each({
+       parent: function( elem ) {
+               var parent = elem.parentNode;
+               return parent && parent.nodeType !== 11 ? parent : null;
+       },
+       parents: function( elem ) {
+               return jQuery.dir( elem, "parentNode" );
+       },
+       parentsUntil: function( elem, i, until ) {
+               return jQuery.dir( elem, "parentNode", until );
+       },
+       next: function( elem ) {
+               return sibling( elem, "nextSibling" );
+       },
+       prev: function( elem ) {
+               return sibling( elem, "previousSibling" );
+       },
+       nextAll: function( elem ) {
+               return jQuery.dir( elem, "nextSibling" );
+       },
+       prevAll: function( elem ) {
+               return jQuery.dir( elem, "previousSibling" );
+       },
+       nextUntil: function( elem, i, until ) {
+               return jQuery.dir( elem, "nextSibling", until );
+       },
+       prevUntil: function( elem, i, until ) {
+               return jQuery.dir( elem, "previousSibling", until );
+       },
+       siblings: function( elem ) {
+               return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
+       },
+       children: function( elem ) {
+               return jQuery.sibling( elem.firstChild );
+       },
+       contents: function( elem ) {
+               return jQuery.nodeName( elem, "iframe" ) ?
+                       elem.contentDocument || elem.contentWindow.document :
+                       jQuery.merge( [], elem.childNodes );
+       }
+}, function( name, fn ) {
+       jQuery.fn[ name ] = function( until, selector ) {
+               var ret = jQuery.map( this, fn, until );
+
+               if ( !runtil.test( name ) ) {
+                       selector = until;
+               }
+
+               if ( selector && typeof selector === "string" ) {
+                       ret = jQuery.filter( selector, ret );
+               }
+
+               ret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret;
+
+               if ( this.length > 1 && rparentsprev.test( name ) ) {
+                       ret = ret.reverse();
+               }
+
+               return this.pushStack( ret, name, core_slice.call( arguments ).join(",") );
+       };
+});
+
+jQuery.extend({
+       filter: function( expr, elems, not ) {
+               if ( not ) {
+                       expr = ":not(" + expr + ")";
+               }
+
+               return elems.length === 1 ?
+                       jQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] :
+                       jQuery.find.matches(expr, elems);
+       },
+
+       dir: function( elem, dir, until ) {
+               var matched = [],
+                       cur = elem[ dir ];
+
+               while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
+                       if ( cur.nodeType === 1 ) {
+                               matched.push( cur );
+                       }
+                       cur = cur[dir];
+               }
+               return matched;
+       },
+
+       sibling: function( n, elem ) {
+               var r = [];
+
+               for ( ; n; n = n.nextSibling ) {
+                       if ( n.nodeType === 1 && n !== elem ) {
+                               r.push( n );
+                       }
+               }
+
+               return r;
+       }
+});
+
+// Implement the identical functionality for filter and not
+function winnow( elements, qualifier, keep ) {
+
+       // Can't pass null or undefined to indexOf in Firefox 4
+       // Set to 0 to skip string check
+       qualifier = qualifier || 0;
+
+       if ( jQuery.isFunction( qualifier ) ) {
+               return jQuery.grep(elements, function( elem, i ) {
+                       var retVal = !!qualifier.call( elem, i, elem );
+                       return retVal === keep;
+               });
+
+       } else if ( qualifier.nodeType ) {
+               return jQuery.grep(elements, function( elem, i ) {
+                       return ( elem === qualifier ) === keep;
+               });
+
+       } else if ( typeof qualifier === "string" ) {
+               var filtered = jQuery.grep(elements, function( elem ) {
+                       return elem.nodeType === 1;
+               });
+
+               if ( isSimple.test( qualifier ) ) {
+                       return jQuery.filter(qualifier, filtered, !keep);
+               } else {
+                       qualifier = jQuery.filter( qualifier, filtered );
+               }
+       }
+
+       return jQuery.grep(elements, function( elem, i ) {
+               return ( jQuery.inArray( elem, qualifier ) >= 0 ) === keep;
+       });
+}
+function createSafeFragment( document ) {
+       var list = nodeNames.split( "|" ),
+       safeFrag = document.createDocumentFragment();
+
+       if ( safeFrag.createElement ) {
+               while ( list.length ) {
+                       safeFrag.createElement(
+                               list.pop()
+                       );
+               }
+       }
+       return safeFrag;
+}
+
+var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" +
+               "header|hgroup|mark|meter|nav|output|progress|section|summary|time|video",
+       rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
+       rleadingWhitespace = /^\s+/,
+       rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
+       rtagName = /<([\w:]+)/,
+       rtbody = /<tbody/i,
+       rhtml = /<|&#?\w+;/,
+       rnoInnerhtml = /<(?:script|style|link)/i,
+       rnocache = /<(?:script|object|embed|option|style)/i,
+       rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
+       rcheckableType = /^(?:checkbox|radio)$/,
+       // checked="checked" or checked
+       rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
+       rscriptType = /\/(java|ecma)script/i,
+       rcleanScript = /^\s*<!(?:\[CDATA\[|\-\-)|[\]\-]{2}>\s*$/g,
+       wrapMap = {
+               option: [ 1, "<select multiple='multiple'>", "</select>" ],
+               legend: [ 1, "<fieldset>", "</fieldset>" ],
+               thead: [ 1, "<table>", "</table>" ],
+               tr: [ 2, "<table><tbody>", "</tbody></table>" ],
+               td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
+               col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
+               area: [ 1, "<map>", "</map>" ],
+               _default: [ 0, "", "" ]
+       },
+       safeFragment = createSafeFragment( document ),
+       fragmentDiv = safeFragment.appendChild( document.createElement("div") );
+
+wrapMap.optgroup = wrapMap.option;
+wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
+wrapMap.th = wrapMap.td;
+
+// IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
+// unless wrapped in a div with non-breaking characters in front of it.
+if ( !jQuery.support.htmlSerialize ) {
+       wrapMap._default = [ 1, "X<div>", "</div>" ];
+}
+
+jQuery.fn.extend({
+       text: function( value ) {
+               return jQuery.access( this, function( value ) {
+                       return value === undefined ?
+                               jQuery.text( this ) :
+                               this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) );
+               }, null, value, arguments.length );
+       },
+
+       wrapAll: function( html ) {
+               if ( jQuery.isFunction( html ) ) {
+                       return this.each(function(i) {
+                               jQuery(this).wrapAll( html.call(this, i) );
+                       });
+               }
+
+               if ( this[0] ) {
+                       // The elements to wrap the target around
+                       var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);
+
+                       if ( this[0].parentNode ) {
+                               wrap.insertBefore( this[0] );
+                       }
+
+                       wrap.map(function() {
+                               var elem = this;
+
+                               while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
+                                       elem = elem.firstChild;
+                               }
+
+                               return elem;
+                       }).append( this );
+               }
+
+               return this;
+       },
+
+       wrapInner: function( html ) {
+               if ( jQuery.isFunction( html ) ) {
+                       return this.each(function(i) {
+                               jQuery(this).wrapInner( html.call(this, i) );
+                       });
+               }
+
+               return this.each(function() {
+                       var self = jQuery( this ),
+                               contents = self.contents();
+
+                       if ( contents.length ) {
+                               contents.wrapAll( html );
+
+                       } else {
+                               self.append( html );
+                       }
+               });
+       },
+
+       wrap: function( html ) {
+               var isFunction = jQuery.isFunction( html );
+
+               return this.each(function(i) {
+                       jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
+               });
+       },
+
+       unwrap: function() {
+               return this.parent().each(function() {
+                       if ( !jQuery.nodeName( this, "body" ) ) {
+                               jQuery( this ).replaceWith( this.childNodes );
+                       }
+               }).end();
+       },
+
+       append: function() {
+               return this.domManip(arguments, true, function( elem ) {
+                       if ( this.nodeType === 1 || this.nodeType === 11 ) {
+                               this.appendChild( elem );
+                       }
+               });
+       },
+
+       prepend: function() {
+               return this.domManip(arguments, true, function( elem ) {
+                       if ( this.nodeType === 1 || this.nodeType === 11 ) {
+                               this.insertBefore( elem, this.firstChild );
+                       }
+               });
+       },
+
+       before: function() {
+               if ( !isDisconnected( this[0] ) ) {
+                       return this.domManip(arguments, false, function( elem ) {
+                               this.parentNode.insertBefore( elem, this );
+                       });
+               }
+
+               if ( arguments.length ) {
+                       var set = jQuery.clean( arguments );
+                       return this.pushStack( jQuery.merge( set, this ), "before", this.selector );
+               }
+       },
+
+       after: function() {
+               if ( !isDisconnected( this[0] ) ) {
+                       return this.domManip(arguments, false, function( elem ) {
+                               this.parentNode.insertBefore( elem, this.nextSibling );
+                       });
+               }
+
+               if ( arguments.length ) {
+                       var set = jQuery.clean( arguments );
+                       return this.pushStack( jQuery.merge( this, set ), "after", this.selector );
+               }
+       },
+
+       // keepData is for internal use only--do not document
+       remove: function( selector, keepData ) {
+               var elem,
+                       i = 0;
+
+               for ( ; (elem = this[i]) != null; i++ ) {
+                       if ( !selector || jQuery.filter( selector, [ elem ] ).length ) {
+                               if ( !keepData && elem.nodeType === 1 ) {
+                                       jQuery.cleanData( elem.getElementsByTagName("*") );
+                                       jQuery.cleanData( [ elem ] );
+                               }
+
+                               if ( elem.parentNode ) {
+                                       elem.parentNode.removeChild( elem );
+                               }
+                       }
+               }
+
+               return this;
+       },
+
+       empty: function() {
+               var elem,
+                       i = 0;
+
+               for ( ; (elem = this[i]) != null; i++ ) {
+                       // Remove element nodes and prevent memory leaks
+                       if ( elem.nodeType === 1 ) {
+                               jQuery.cleanData( elem.getElementsByTagName("*") );
+                       }
+
+                       // Remove any remaining nodes
+                       while ( elem.firstChild ) {
+                               elem.removeChild( elem.firstChild );
+                       }
+               }
+
+               return this;
+       },
+
+       clone: function( dataAndEvents, deepDataAndEvents ) {
+               dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
+               deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
+
+               return this.map( function () {
+                       return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
+               });
+       },
+
+       html: function( value ) {
+               return jQuery.access( this, function( value ) {
+                       var elem = this[0] || {},
+                               i = 0,
+                               l = this.length;
+
+                       if ( value === undefined ) {
+                               return elem.nodeType === 1 ?
+                                       elem.innerHTML.replace( rinlinejQuery, "" ) :
+                                       undefined;
+                       }
+
+                       // See if we can take a shortcut and just use innerHTML
+                       if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
+                               ( jQuery.support.htmlSerialize || !rnoshimcache.test( value )  ) &&
+                               ( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) &&
+                               !wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) {
+
+                               value = value.replace( rxhtmlTag, "<$1></$2>" );
+
+                               try {
+                                       for (; i < l; i++ ) {
+                                               // Remove element nodes and prevent memory leaks
+                                               elem = this[i] || {};
+                                               if ( elem.nodeType === 1 ) {
+                                                       jQuery.cleanData( elem.getElementsByTagName( "*" ) );
+                                                       elem.innerHTML = value;
+                                               }
+                                       }
+
+                                       elem = 0;
+
+                               // If using innerHTML throws an exception, use the fallback method
+                               } catch(e) {}
+                       }
+
+                       if ( elem ) {
+                               this.empty().append( value );
+                       }
+               }, null, value, arguments.length );
+       },
+
+       replaceWith: function( value ) {
+               if ( !isDisconnected( this[0] ) ) {
+                       // Make sure that the elements are removed from the DOM before they are inserted
+                       // this can help fix replacing a parent with child elements
+                       if ( jQuery.isFunction( value ) ) {
+                               return this.each(function(i) {
+                                       var self = jQuery(this), old = self.html();
+                                       self.replaceWith( value.call( this, i, old ) );
+                               });
+                       }
+
+                       if ( typeof value !== "string" ) {
+                               value = jQuery( value ).detach();
+                       }
+
+                       return this.each(function() {
+                               var next = this.nextSibling,
+                                       parent = this.parentNode;
+
+                               jQuery( this ).remove();
+
+                               if ( next ) {
+                                       jQuery(next).before( value );
+                               } else {
+                                       jQuery(parent).append( value );
+                               }
+                       });
+               }
+
+               return this.length ?
+                       this.pushStack( jQuery(jQuery.isFunction(value) ? value() : value), "replaceWith", value ) :
+                       this;
+       },
+
+       detach: function( selector ) {
+               return this.remove( selector, true );
+       },
+
+       domManip: function( args, table, callback ) {
+
+               // Flatten any nested arrays
+               args = [].concat.apply( [], args );
+
+               var results, first, fragment, iNoClone,
+                       i = 0,
+                       value = args[0],
+                       scripts = [],
+                       l = this.length;
+
+               // We can't cloneNode fragments that contain checked, in WebKit
+               if ( !jQuery.support.checkClone && l > 1 && typeof value === "string" && rchecked.test( value ) ) {
+                       return this.each(function() {
+                               jQuery(this).domManip( args, table, callback );
+                       });
+               }
+
+               if ( jQuery.isFunction(value) ) {
+                       return this.each(function(i) {
+                               var self = jQuery(this);
+                               args[0] = value.call( this, i, table ? self.html() : undefined );
+                               self.domManip( args, table, callback );
+                       });
+               }
+
+               if ( this[0] ) {
+                       results = jQuery.buildFragment( args, this, scripts );
+                       fragment = results.fragment;
+                       first = fragment.firstChild;
+
+                       if ( fragment.childNodes.length === 1 ) {
+                               fragment = first;
+                       }
+
+                       if ( first ) {
+                               table = table && jQuery.nodeName( first, "tr" );
+
+                               // Use the original fragment for the last item instead of the first because it can end up
+                               // being emptied incorrectly in certain situations (#8070).
+                               // Fragments from the fragment cache must always be cloned and never used in place.
+                               for ( iNoClone = results.cacheable || l - 1; i < l; i++ ) {
+                                       callback.call(
+                                               table && jQuery.nodeName( this[i], "table" ) ?
+                                                       findOrAppend( this[i], "tbody" ) :
+                                                       this[i],
+                                               i === iNoClone ?
+                                                       fragment :
+                                                       jQuery.clone( fragment, true, true )
+                                       );
+                               }
+                       }
+
+                       // Fix #11809: Avoid leaking memory
+                       fragment = first = null;
+
+                       if ( scripts.length ) {
+                               jQuery.each( scripts, function( i, elem ) {
+                                       if ( elem.src ) {
+                                               if ( jQuery.ajax ) {
+                                                       jQuery.ajax({
+                                                               url: elem.src,
+                                                               type: "GET",
+                                                               dataType: "script",
+                                                               async: false,
+                                                               global: false,
+                                                               "throws": true
+                                                       });
+                                               } else {
+                                                       jQuery.error("no ajax");
+                                               }
+                                       } else {
+                                               jQuery.globalEval( ( elem.text || elem.textContent || elem.innerHTML || "" ).replace( rcleanScript, "" ) );
+                                       }
+
+                                       if ( elem.parentNode ) {
+                                               elem.parentNode.removeChild( elem );
+                                       }
+                               });
+                       }
+               }
+
+               return this;
+       }
+});
+
+function findOrAppend( elem, tag ) {
+       return elem.getElementsByTagName( tag )[0] || elem.appendChild( elem.ownerDocument.createElement( tag ) );
+}
+
+function cloneCopyEvent( src, dest ) {
+
+       if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
+               return;
+       }
+
+       var type, i, l,
+               oldData = jQuery._data( src ),
+               curData = jQuery._data( dest, oldData ),
+               events = oldData.events;
+
+       if ( events ) {
+               delete curData.handle;
+               curData.events = {};
+
+               for ( type in events ) {
+                       for ( i = 0, l = events[ type ].length; i < l; i++ ) {
+                               jQuery.event.add( dest, type, events[ type ][ i ] );
+                       }
+               }
+       }
+
+       // make the cloned public data object a copy from the original
+       if ( curData.data ) {
+               curData.data = jQuery.extend( {}, curData.data );
+       }
+}
+
+function cloneFixAttributes( src, dest ) {
+       var nodeName;
+
+       // We do not need to do anything for non-Elements
+       if ( dest.nodeType !== 1 ) {
+               return;
+       }
+
+       // clearAttributes removes the attributes, which we don't want,
+       // but also removes the attachEvent events, which we *do* want
+       if ( dest.clearAttributes ) {
+               dest.clearAttributes();
+       }
+
+       // mergeAttributes, in contrast, only merges back on the
+       // original attributes, not the events
+       if ( dest.mergeAttributes ) {
+               dest.mergeAttributes( src );
+       }
+
+       nodeName = dest.nodeName.toLowerCase();
+
+       if ( nodeName === "object" ) {
+               // IE6-10 improperly clones children of object elements using classid.
+               // IE10 throws NoModificationAllowedError if parent is null, #12132.
+               if ( dest.parentNode ) {
+                       dest.outerHTML = src.outerHTML;
+               }
+
+               // This path appears unavoidable for IE9. When cloning an object
+               // element in IE9, the outerHTML strategy above is not sufficient.
+               // If the src has innerHTML and the destination does not,
+               // copy the src.innerHTML into the dest.innerHTML. #10324
+               if ( jQuery.support.html5Clone && (src.innerHTML && !jQuery.trim(dest.innerHTML)) ) {
+                       dest.innerHTML = src.innerHTML;
+               }
+
+       } else if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
+               // IE6-8 fails to persist the checked state of a cloned checkbox
+               // or radio button. Worse, IE6-7 fail to give the cloned element
+               // a checked appearance if the defaultChecked value isn't also set
+
+               dest.defaultChecked = dest.checked = src.checked;
+
+               // IE6-7 get confused and end up setting the value of a cloned
+               // checkbox/radio button to an empty string instead of "on"
+               if ( dest.value !== src.value ) {
+                       dest.value = src.value;
+               }
+
+       // IE6-8 fails to return the selected option to the default selected
+       // state when cloning options
+       } else if ( nodeName === "option" ) {
+               dest.selected = src.defaultSelected;
+
+       // IE6-8 fails to set the defaultValue to the correct value when
+       // cloning other types of input fields
+       } else if ( nodeName === "input" || nodeName === "textarea" ) {
+               dest.defaultValue = src.defaultValue;
+
+       // IE blanks contents when cloning scripts
+       } else if ( nodeName === "script" && dest.text !== src.text ) {
+               dest.text = src.text;
+       }
+
+       // Event data gets referenced instead of copied if the expando
+       // gets copied too
+       dest.removeAttribute( jQuery.expando );
+}
+
+jQuery.buildFragment = function( args, context, scripts ) {
+       var fragment, cacheable, cachehit,
+               first = args[ 0 ];
+
+       // Set context from what may come in as undefined or a jQuery collection or a node
+       // Updated to fix #12266 where accessing context[0] could throw an exception in IE9/10 &
+       // also doubles as fix for #8950 where plain objects caused createDocumentFragment exception
+       context = context || document;
+       context = !context.nodeType && context[0] || context;
+       context = context.ownerDocument || context;
+
+       // Only cache "small" (1/2 KB) HTML strings that are associated with the main document
+       // Cloning options loses the selected state, so don't cache them
+       // IE 6 doesn't like it when you put <object> or <embed> elements in a fragment
+       // Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache
+       // Lastly, IE6,7,8 will not correctly reuse cached fragments that were created from unknown elems #10501
+       if ( args.length === 1 && typeof first === "string" && first.length < 512 && context === document &&
+               first.charAt(0) === "<" && !rnocache.test( first ) &&
+               (jQuery.support.checkClone || !rchecked.test( first )) &&
+               (jQuery.support.html5Clone || !rnoshimcache.test( first )) ) {
+
+               // Mark cacheable and look for a hit
+               cacheable = true;
+               fragment = jQuery.fragments[ first ];
+               cachehit = fragment !== undefined;
+       }
+
+       if ( !fragment ) {
+               fragment = context.createDocumentFragment();
+               jQuery.clean( args, context, fragment, scripts );
+
+               // Update the cache, but only store false
+               // unless this is a second parsing of the same content
+               if ( cacheable ) {
+                       jQuery.fragments[ first ] = cachehit && fragment;
+               }
+       }
+
+       return { fragment: fragment, cacheable: cacheable };
+};
+
+jQuery.fragments = {};
+
+jQuery.each({
+       appendTo: "append",
+       prependTo: "prepend",
+       insertBefore: "before",
+       insertAfter: "after",
+       replaceAll: "replaceWith"
+}, function( name, original ) {
+       jQuery.fn[ name ] = function( selector ) {
+               var elems,
+                       i = 0,
+                       ret = [],
+                       insert = jQuery( selector ),
+                       l = insert.length,
+                       parent = this.length === 1 && this[0].parentNode;
+
+               if ( (parent == null || parent && parent.nodeType === 11 && parent.childNodes.length === 1) && l === 1 ) {
+                       insert[ original ]( this[0] );
+                       return this;
+               } else {
+                       for ( ; i < l; i++ ) {
+                               elems = ( i > 0 ? this.clone(true) : this ).get();
+                               jQuery( insert[i] )[ original ]( elems );
+                               ret = ret.concat( elems );
+                       }
+
+                       return this.pushStack( ret, name, insert.selector );
+               }
+       };
+});
+
+function getAll( elem ) {
+       if ( typeof elem.getElementsByTagName !== "undefined" ) {
+               return elem.getElementsByTagName( "*" );
+
+       } else if ( typeof elem.querySelectorAll !== "undefined" ) {
+               return elem.querySelectorAll( "*" );
+
+       } else {
+               return [];
+       }
+}
+
+// Used in clean, fixes the defaultChecked property
+function fixDefaultChecked( elem ) {
+       if ( rcheckableType.test( elem.type ) ) {
+               elem.defaultChecked = elem.checked;
+       }
+}
+
+jQuery.extend({
+       clone: function( elem, dataAndEvents, deepDataAndEvents ) {
+               var srcElements,
+                       destElements,
+                       i,
+                       clone;
+
+               if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) {
+                       clone = elem.cloneNode( true );
+
+               // IE<=8 does not properly clone detached, unknown element nodes
+               } else {
+                       fragmentDiv.innerHTML = elem.outerHTML;
+                       fragmentDiv.removeChild( clone = fragmentDiv.firstChild );
+               }
+
+               if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) &&
+                               (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {
+                       // IE copies events bound via attachEvent when using cloneNode.
+                       // Calling detachEvent on the clone will also remove the events
+                       // from the original. In order to get around this, we use some
+                       // proprietary methods to clear the events. Thanks to MooTools
+                       // guys for this hotness.
+
+                       cloneFixAttributes( elem, clone );
+
+                       // Using Sizzle here is crazy slow, so we use getElementsByTagName instead
+                       srcElements = getAll( elem );
+                       destElements = getAll( clone );
+
+                       // Weird iteration because IE will replace the length property
+                       // with an element if you are cloning the body and one of the
+                       // elements on the page has a name or id of "length"
+                       for ( i = 0; srcElements[i]; ++i ) {
+                               // Ensure that the destination node is not null; Fixes #9587
+                               if ( destElements[i] ) {
+                                       cloneFixAttributes( srcElements[i], destElements[i] );
+                               }
+                       }
+               }
+
+               // Copy the events from the original to the clone
+               if ( dataAndEvents ) {
+                       cloneCopyEvent( elem, clone );
+
+                       if ( deepDataAndEvents ) {
+                               srcElements = getAll( elem );
+                               destElements = getAll( clone );
+
+                               for ( i = 0; srcElements[i]; ++i ) {
+                                       cloneCopyEvent( srcElements[i], destElements[i] );
+                               }
+                       }
+               }
+
+               srcElements = destElements = null;
+
+               // Return the cloned set
+               return clone;
+       },
+
+       clean: function( elems, context, fragment, scripts ) {
+               var i, j, elem, tag, wrap, depth, div, hasBody, tbody, len, handleScript, jsTags,
+                       safe = context === document && safeFragment,
+                       ret = [];
+
+               // Ensure that context is a document
+               if ( !context || typeof context.createDocumentFragment === "undefined" ) {
+                       context = document;
+               }
+
+               // Use the already-created safe fragment if context permits
+               for ( i = 0; (elem = elems[i]) != null; i++ ) {
+                       if ( typeof elem === "number" ) {
+                               elem += "";
+                       }
+
+                       if ( !elem ) {
+                               continue;
+                       }
+
+                       // Convert html string into DOM nodes
+                       if ( typeof elem === "string" ) {
+                               if ( !rhtml.test( elem ) ) {
+                                       elem = context.createTextNode( elem );
+                               } else {
+                                       // Ensure a safe container in which to render the html
+                                       safe = safe || createSafeFragment( context );
+                                       div = context.createElement("div");
+                                       safe.appendChild( div );
+
+                                       // Fix "XHTML"-style tags in all browsers
+                                       elem = elem.replace(rxhtmlTag, "<$1></$2>");
+
+                                       // Go to html and back, then peel off extra wrappers
+                                       tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase();
+                                       wrap = wrapMap[ tag ] || wrapMap._default;
+                                       depth = wrap[0];
+                                       div.innerHTML = wrap[1] + elem + wrap[2];
+
+                                       // Move to the right depth
+                                       while ( depth-- ) {
+                                               div = div.lastChild;
+                                       }
+
+                                       // Remove IE's autoinserted <tbody> from table fragments
+                                       if ( !jQuery.support.tbody ) {
+
+                                               // String was a <table>, *may* have spurious <tbody>
+                                               hasBody = rtbody.test(elem);
+                                                       tbody = tag === "table" && !hasBody ?
+                                                               div.firstChild && div.firstChild.childNodes :
+
+                                                               // String was a bare <thead> or <tfoot>
+                                                               wrap[1] === "<table>" && !hasBody ?
+                                                                       div.childNodes :
+                                                                       [];
+
+                                               for ( j = tbody.length - 1; j >= 0 ; --j ) {
+                                                       if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length ) {
+                                                               tbody[ j ].parentNode.removeChild( tbody[ j ] );
+                                                       }
+                                               }
+                                       }
+
+                                       // IE completely kills leading whitespace when innerHTML is used
+                                       if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
+                                               div.insertBefore( context.createTextNode( rleadingWhitespace.exec(elem)[0] ), div.firstChild );
+                                       }
+
+                                       elem = div.childNodes;
+
+                                       // Take out of fragment container (we need a fresh div each time)
+                                       div.parentNode.removeChild( div );
+                               }
+                       }
+
+                       if ( elem.nodeType ) {
+                               ret.push( elem );
+                       } else {
+                               jQuery.merge( ret, elem );
+                       }
+               }
+
+               // Fix #11356: Clear elements from safeFragment
+               if ( div ) {
+                       elem = div = safe = null;
+               }
+
+               // Reset defaultChecked for any radios and checkboxes
+               // about to be appended to the DOM in IE 6/7 (#8060)
+               if ( !jQuery.support.appendChecked ) {
+                       for ( i = 0; (elem = ret[i]) != null; i++ ) {
+                               if ( jQuery.nodeName( elem, "input" ) ) {
+                                       fixDefaultChecked( elem );
+                               } else if ( typeof elem.getElementsByTagName !== "undefined" ) {
+                                       jQuery.grep( elem.getElementsByTagName("input"), fixDefaultChecked );
+                               }
+                       }
+               }
+
+               // Append elements to a provided document fragment
+               if ( fragment ) {
+                       // Special handling of each script element
+                       handleScript = function( elem ) {
+                               // Check if we consider it executable
+                               if ( !elem.type || rscriptType.test( elem.type ) ) {
+                                       // Detach the script and store it in the scripts array (if provided) or the fragment
+                                       // Return truthy to indicate that it has been handled
+                                       return scripts ?
+                                               scripts.push( elem.parentNode ? elem.parentNode.removeChild( elem ) : elem ) :
+                                               fragment.appendChild( elem );
+                               }
+                       };
+
+                       for ( i = 0; (elem = ret[i]) != null; i++ ) {
+                               // Check if we're done after handling an executable script
+                               if ( !( jQuery.nodeName( elem, "script" ) && handleScript( elem ) ) ) {
+                                       // Append to fragment and handle embedded scripts
+                                       fragment.appendChild( elem );
+                                       if ( typeof elem.getElementsByTagName !== "undefined" ) {
+                                               // handleScript alters the DOM, so use jQuery.merge to ensure snapshot iteration
+                                               jsTags = jQuery.grep( jQuery.merge( [], elem.getElementsByTagName("script") ), handleScript );
+
+                                               // Splice the scripts into ret after their former ancestor and advance our index beyond them
+                                               ret.splice.apply( ret, [i + 1, 0].concat( jsTags ) );
+                                               i += jsTags.length;
+                                       }
+                               }
+                       }
+               }
+
+               return ret;
+       },
+
+       cleanData: function( elems, /* internal */ acceptData ) {
+               var data, id, elem, type,
+                       i = 0,
+                       internalKey = jQuery.expando,
+                       cache = jQuery.cache,
+                       deleteExpando = jQuery.support.deleteExpando,
+                       special = jQuery.event.special;
+
+               for ( ; (elem = elems[i]) != null; i++ ) {
+
+                       if ( acceptData || jQuery.acceptData( elem ) ) {
+
+                               id = elem[ internalKey ];
+                               data = id && cache[ id ];
+
+                               if ( data ) {
+                                       if ( data.events ) {
+                                               for ( type in data.events ) {
+                                                       if ( special[ type ] ) {
+                                                               jQuery.event.remove( elem, type );
+
+                                                       // This is a shortcut to avoid jQuery.event.remove's overhead
+                                                       } else {
+                                                               jQuery.removeEvent( elem, type, data.handle );
+                                                       }
+                                               }
+                                       }
+
+                                       // Remove cache only if it was not already removed by jQuery.event.remove
+                                       if ( cache[ id ] ) {
+
+                                               delete cache[ id ];
+
+                                               // IE does not allow us to delete expando properties from nodes,
+                                               // nor does it have a removeAttribute function on Document nodes;
+                                               // we must handle all of these cases
+                                               if ( deleteExpando ) {
+                                                       delete elem[ internalKey ];
+
+                                               } else if ( elem.removeAttribute ) {
+                                                       elem.removeAttribute( internalKey );
+
+                                               } else {
+                                                       elem[ internalKey ] = null;
+                                               }
+
+                                               jQuery.deletedIds.push( id );
+                                       }
+                               }
+                       }
+               }
+       }
+});
+// Limit scope pollution from any deprecated API
+(function() {
+
+var matched, browser;
+
+// Use of jQuery.browser is frowned upon.
+// More details: http://api.jquery.com/jQuery.browser
+// jQuery.uaMatch maintained for back-compat
+jQuery.uaMatch = function( ua ) {
+       ua = ua.toLowerCase();
+
+       var match = /(chrome)[ \/]([\w.]+)/.exec( ua ) ||
+               /(webkit)[ \/]([\w.]+)/.exec( ua ) ||
+               /(opera)(?:.*version|)[ \/]([\w.]+)/.exec( ua ) ||
+               /(msie) ([\w.]+)/.exec( ua ) ||
+               ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec( ua ) ||
+               [];
+
+       return {
+               browser: match[ 1 ] || "",
+               version: match[ 2 ] || "0"
+       };
+};
+
+matched = jQuery.uaMatch( navigator.userAgent );
+browser = {};
+
+if ( matched.browser ) {
+       browser[ matched.browser ] = true;
+       browser.version = matched.version;
+}
+
+// Chrome is Webkit, but Webkit is also Safari.
+if ( browser.chrome ) {
+       browser.webkit = true;
+} else if ( browser.webkit ) {
+       browser.safari = true;
+}
+
+jQuery.browser = browser;
+
+jQuery.sub = function() {
+       function jQuerySub( selector, context ) {
+               return new jQuerySub.fn.init( selector, context );
+       }
+       jQuery.extend( true, jQuerySub, this );
+       jQuerySub.superclass = this;
+       jQuerySub.fn = jQuerySub.prototype = this();
+       jQuerySub.fn.constructor = jQuerySub;
+       jQuerySub.sub = this.sub;
+       jQuerySub.fn.init = function init( selector, context ) {
+               if ( context && context instanceof jQuery && !(context instanceof jQuerySub) ) {
+                       context = jQuerySub( context );
+               }
+
+               return jQuery.fn.init.call( this, selector, context, rootjQuerySub );
+       };
+       jQuerySub.fn.init.prototype = jQuerySub.fn;
+       var rootjQuerySub = jQuerySub(document);
+       return jQuerySub;
+};
+
+})();
+var curCSS, iframe, iframeDoc,
+       ralpha = /alpha\([^)]*\)/i,
+       ropacity = /opacity=([^)]*)/,
+       rposition = /^(top|right|bottom|left)$/,
+       // swappable if display is none or starts with table except "table", "table-cell", or "table-caption"
+       // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
+       rdisplayswap = /^(none|table(?!-c[ea]).+)/,
+       rmargin = /^margin/,
+       rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ),
+       rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ),
+       rrelNum = new RegExp( "^([-+])=(" + core_pnum + ")", "i" ),
+       elemdisplay = { BODY: "block" },
+
+       cssShow = { position: "absolute", visibility: "hidden", display: "block" },
+       cssNormalTransform = {
+               letterSpacing: 0,
+               fontWeight: 400
+       },
+
+       cssExpand = [ "Top", "Right", "Bottom", "Left" ],
+       cssPrefixes = [ "Webkit", "O", "Moz", "ms" ],
+
+       eventsToggle = jQuery.fn.toggle;
+
+// return a css property mapped to a potentially vendor prefixed property
+function vendorPropName( style, name ) {
+
+       // shortcut for names that are not vendor prefixed
+       if ( name in style ) {
+               return name;
+       }
+
+       // check for vendor prefixed names
+       var capName = name.charAt(0).toUpperCase() + name.slice(1),
+               origName = name,
+               i = cssPrefixes.length;
+
+       while ( i-- ) {
+               name = cssPrefixes[ i ] + capName;
+               if ( name in style ) {
+                       return name;
+               }
+       }
+
+       return origName;
+}
+
+function isHidden( elem, el ) {
+       elem = el || elem;
+       return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem );
+}
+
+function showHide( elements, show ) {
+       var elem, display,
+               values = [],
+               index = 0,
+               length = elements.length;
+
+       for ( ; index < length; index++ ) {
+               elem = elements[ index ];
+               if ( !elem.style ) {
+                       continue;
+               }
+               values[ index ] = jQuery._data( elem, "olddisplay" );
+               if ( show ) {
+                       // Reset the inline display of this element to learn if it is
+                       // being hidden by cascaded rules or not
+                       if ( !values[ index ] && elem.style.display === "none" ) {
+                               elem.style.display = "";
+                       }
+
+                       // Set elements which have been overridden with display: none
+                       // in a stylesheet to whatever the default browser style is
+                       // for such an element
+                       if ( elem.style.display === "" && isHidden( elem ) ) {
+                               values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) );
+                       }
+               } else {
+                       display = curCSS( elem, "display" );
+
+                       if ( !values[ index ] && display !== "none" ) {
+                               jQuery._data( elem, "olddisplay", display );
+                       }
+               }
+       }
+
+       // Set the display of most of the elements in a second loop
+       // to avoid the constant reflow
+       for ( index = 0; index < length; index++ ) {
+               elem = elements[ index ];
+               if ( !elem.style ) {
+                       continue;
+               }
+               if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
+                       elem.style.display = show ? values[ index ] || "" : "none";
+               }
+       }
+
+       return elements;
+}
+
+jQuery.fn.extend({
+       css: function( name, value ) {
+               return jQuery.access( this, function( elem, name, value ) {
+                       return value !== undefined ?
+                               jQuery.style( elem, name, value ) :
+                               jQuery.css( elem, name );
+               }, name, value, arguments.length > 1 );
+       },
+       show: function() {
+               return showHide( this, true );
+       },
+       hide: function() {
+               return showHide( this );
+       },
+       toggle: function( state, fn2 ) {
+               var bool = typeof state === "boolean";
+
+               if ( jQuery.isFunction( state ) && jQuery.isFunction( fn2 ) ) {
+                       return eventsToggle.apply( this, arguments );
+               }
+
+               return this.each(function() {
+                       if ( bool ? state : isHidden( this ) ) {
+                               jQuery( this ).show();
+                       } else {
+                               jQuery( this ).hide();
+                       }
+               });
+       }
+});
+
+jQuery.extend({
+       // Add in style property hooks for overriding the default
+       // behavior of getting and setting a style property
+       cssHooks: {
+               opacity: {
+                       get: function( elem, computed ) {
+                               if ( computed ) {
+                                       // We should always get a number back from opacity
+                                       var ret = curCSS( elem, "opacity" );
+                                       return ret === "" ? "1" : ret;
+
+                               }
+                       }
+               }
+       },
+
+       // Exclude the following css properties to add px
+       cssNumber: {
+               "fillOpacity": true,
+               "fontWeight": true,
+               "lineHeight": true,
+               "opacity": true,
+               "orphans": true,
+               "widows": true,
+               "zIndex": true,
+               "zoom": true
+       },
+
+       // Add in properties whose names you wish to fix before
+       // setting or getting the value
+       cssProps: {
+               // normalize float css property
+               "float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat"
+       },
+
+       // Get and set the style property on a DOM Node
+       style: function( elem, name, value, extra ) {
+               // Don't set styles on text and comment nodes
+               if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
+                       return;
+               }
+
+               // Make sure that we're working with the right name
+               var ret, type, hooks,
+                       origName = jQuery.camelCase( name ),
+                       style = elem.style;
+
+               name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) );
+
+               // gets hook for the prefixed version
+               // followed by the unprefixed version
+               hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
+
+               // Check if we're setting a value
+               if ( value !== undefined ) {
+                       type = typeof value;
+
+                       // convert relative number strings (+= or -=) to relative numbers. #7345
+                       if ( type === "string" && (ret = rrelNum.exec( value )) ) {
+                               value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) );
+                               // Fixes bug #9237
+                               type = "number";
+                       }
+
+                       // Make sure that NaN and null values aren't set. See: #7116
+                       if ( value == null || type === "number" && isNaN( value ) ) {
+                               return;
+                       }
+
+                       // If a number was passed in, add 'px' to the (except for certain CSS properties)
+                       if ( type === "number" && !jQuery.cssNumber[ origName ] ) {
+                               value += "px";
+                       }
+
+                       // If a hook was provided, use that value, otherwise just set the specified value
+                       if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) {
+                               // Wrapped to prevent IE from throwing errors when 'invalid' values are provided
+                               // Fixes bug #5509
+                               try {
+                                       style[ name ] = value;
+                               } catch(e) {}
+                       }
+
+               } else {
+                       // If a hook was provided get the non-computed value from there
+                       if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {
+                               return ret;
+                       }
+
+                       // Otherwise just get the value from the style object
+                       return style[ name ];
+               }
+       },
+
+       css: function( elem, name, numeric, extra ) {
+               var val, num, hooks,
+                       origName = jQuery.camelCase( name );
+
+               // Make sure that we're working with the right name
+               name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) );
+
+               // gets hook for the prefixed version
+               // followed by the unprefixed version
+               hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
+
+               // If a hook was provided get the computed value from there
+               if ( hooks && "get" in hooks ) {
+                       val = hooks.get( elem, true, extra );
+               }
+
+               // Otherwise, if a way to get the computed value exists, use that
+               if ( val === undefined ) {
+                       val = curCSS( elem, name );
+               }
+
+               //convert "normal" to computed value
+               if ( val === "normal" && name in cssNormalTransform ) {
+                       val = cssNormalTransform[ name ];
+               }
+
+               // Return, converting to number if forced or a qualifier was provided and val looks numeric
+               if ( numeric || extra !== undefined ) {
+                       num = parseFloat( val );
+                       return numeric || jQuery.isNumeric( num ) ? num || 0 : val;
+               }
+               return val;
+       },
+
+       // A method for quickly swapping in/out CSS properties to get correct calculations
+       swap: function( elem, options, callback ) {
+               var ret, name,
+                       old = {};
+
+               // Remember the old values, and insert the new ones
+               for ( name in options ) {
+                       old[ name ] = elem.style[ name ];
+                       elem.style[ name ] = options[ name ];
+               }
+
+               ret = callback.call( elem );
+
+               // Revert the old values
+               for ( name in options ) {
+                       elem.style[ name ] = old[ name ];
+               }
+
+               return ret;
+       }
+});
+
+// NOTE: To any future maintainer, we've window.getComputedStyle
+// because jsdom on node.js will break without it.
+if ( window.getComputedStyle ) {
+       curCSS = function( elem, name ) {
+               var ret, width, minWidth, maxWidth,
+                       computed = window.getComputedStyle( elem, null ),
+                       style = elem.style;
+
+               if ( computed ) {
+
+                       // getPropertyValue is only needed for .css('filter') in IE9, see #12537
+                       ret = computed.getPropertyValue( name ) || computed[ name ];
+
+                       if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
+                               ret = jQuery.style( elem, name );
+                       }
+
+                       // A tribute to the "awesome hack by Dean Edwards"
+                       // Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right
+                       // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
+                       // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
+                       if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {
+                               width = style.width;
+                               minWidth = style.minWidth;
+                               maxWidth = style.maxWidth;
+
+                               style.minWidth = style.maxWidth = style.width = ret;
+                               ret = computed.width;
+
+                               style.width = width;
+                               style.minWidth = minWidth;
+                               style.maxWidth = maxWidth;
+                       }
+               }
+
+               return ret;
+       };
+} else if ( document.documentElement.currentStyle ) {
+       curCSS = function( elem, name ) {
+               var left, rsLeft,
+                       ret = elem.currentStyle && elem.currentStyle[ name ],
+                       style = elem.style;
+
+               // Avoid setting ret to empty string here
+               // so we don't default to auto
+               if ( ret == null && style && style[ name ] ) {
+                       ret = style[ name ];
+               }
+
+               // From the awesome hack by Dean Edwards
+               // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
+
+               // If we're not dealing with a regular pixel number
+               // but a number that has a weird ending, we need to convert it to pixels
+               // but not position css attributes, as those are proportional to the parent element instead
+               // and we can't measure the parent instead because it might trigger a "stacking dolls" problem
+               if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {
+
+                       // Remember the original values
+                       left = style.left;
+                       rsLeft = elem.runtimeStyle && elem.runtimeStyle.left;
+
+                       // Put in the new values to get a computed value out
+                       if ( rsLeft ) {
+                               elem.runtimeStyle.left = elem.currentStyle.left;
+                       }
+                       style.left = name === "fontSize" ? "1em" : ret;
+                       ret = style.pixelLeft + "px";
+
+                       // Revert the changed values
+                       style.left = left;
+                       if ( rsLeft ) {
+                               elem.runtimeStyle.left = rsLeft;
+                       }
+               }
+
+               return ret === "" ? "auto" : ret;
+       };
+}
+
+function setPositiveNumber( elem, value, subtract ) {
+       var matches = rnumsplit.exec( value );
+       return matches ?
+                       Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) :
+                       value;
+}
+
+function augmentWidthOrHeight( elem, name, extra, isBorderBox ) {
+       var i = extra === ( isBorderBox ? "border" : "content" ) ?
+               // If we already have the right measurement, avoid augmentation
+               4 :
+               // Otherwise initialize for horizontal or vertical properties
+               name === "width" ? 1 : 0,
+
+               val = 0;
+
+       for ( ; i < 4; i += 2 ) {
+               // both box models exclude margin, so add it if we want it
+               if ( extra === "margin" ) {
+                       // we use jQuery.css instead of curCSS here
+                       // because of the reliableMarginRight CSS hook!
+                       val += jQuery.css( elem, extra + cssExpand[ i ], true );
+               }
+
+               // From this point on we use curCSS for maximum performance (relevant in animations)
+               if ( isBorderBox ) {
+                       // border-box includes padding, so remove it if we want content
+                       if ( extra === "content" ) {
+                               val -= parseFloat( curCSS( elem, "padding" + cssExpand[ i ] ) ) || 0;
+                       }
+
+                       // at this point, extra isn't border nor margin, so remove border
+                       if ( extra !== "margin" ) {
+                               val -= parseFloat( curCSS( elem, "border" + cssExpand[ i ] + "Width" ) ) || 0;
+                       }
+               } else {
+                       // at this point, extra isn't content, so add padding
+                       val += parseFloat( curCSS( elem, "padding" + cssExpand[ i ] ) ) || 0;
+
+                       // at this point, extra isn't content nor padding, so add border
+                       if ( extra !== "padding" ) {
+                               val += parseFloat( curCSS( elem, "border" + cssExpand[ i ] + "Width" ) ) || 0;
+                       }
+               }
+       }
+
+       return val;
+}
+
+function getWidthOrHeight( elem, name, extra ) {
+
+       // Start with offset property, which is equivalent to the border-box value
+       var val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
+               valueIsBorderBox = true,
+               isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing" ) === "border-box";
+
+       // some non-html elements return undefined for offsetWidth, so check for null/undefined
+       // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
+       // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
+       if ( val <= 0 || val == null ) {
+               // Fall back to computed then uncomputed css if necessary
+               val = curCSS( elem, name );
+               if ( val < 0 || val == null ) {
+                       val = elem.style[ name ];
+               }
+
+               // Computed unit is not pixels. Stop here and return.
+               if ( rnumnonpx.test(val) ) {
+                       return val;
+               }
+
+               // we need the check for style in case a browser which returns unreliable values
+               // for getComputedStyle silently falls back to the reliable elem.style
+               valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] );
+
+               // Normalize "", auto, and prepare for extra
+               val = parseFloat( val ) || 0;
+       }
+
+       // use the active box-sizing model to add/subtract irrelevant styles
+       return ( val +
+               augmentWidthOrHeight(
+                       elem,
+                       name,
+                       extra || ( isBorderBox ? "border" : "content" ),
+                       valueIsBorderBox
+               )
+       ) + "px";
+}
+
+
+// Try to determine the default display value of an element
+function css_defaultDisplay( nodeName ) {
+       if ( elemdisplay[ nodeName ] ) {
+               return elemdisplay[ nodeName ];
+       }
+
+       var elem = jQuery( "<" + nodeName + ">" ).appendTo( document.body ),
+               display = elem.css("display");
+       elem.remove();
+
+       // If the simple way fails,
+       // get element's real default display by attaching it to a temp iframe
+       if ( display === "none" || display === "" ) {
+               // Use the already-created iframe if possible
+               iframe = document.body.appendChild(
+                       iframe || jQuery.extend( document.createElement("iframe"), {
+                               frameBorder: 0,
+                               width: 0,
+                               height: 0
+                       })
+               );
+
+               // Create a cacheable copy of the iframe document on first call.
+               // IE and Opera will allow us to reuse the iframeDoc without re-writing the fake HTML
+               // document to it; WebKit & Firefox won't allow reusing the iframe document.
+               if ( !iframeDoc || !iframe.createElement ) {
+                       iframeDoc = ( iframe.contentWindow || iframe.contentDocument ).document;
+                       iframeDoc.write("<!doctype html><html><body>");
+                       iframeDoc.close();
+               }
+
+               elem = iframeDoc.body.appendChild( iframeDoc.createElement(nodeName) );
+
+               display = curCSS( elem, "display" );
+               document.body.removeChild( iframe );
+       }
+
+       // Store the correct default display
+       elemdisplay[ nodeName ] = display;
+
+       return display;
+}
+
+jQuery.each([ "height", "width" ], function( i, name ) {
+       jQuery.cssHooks[ name ] = {
+               get: function( elem, computed, extra ) {
+                       if ( computed ) {
+                               // certain elements can have dimension info if we invisibly show them
+                               // however, it must have a current display style that would benefit from this
+                               if ( elem.offsetWidth === 0 && rdisplayswap.test( curCSS( elem, "display" ) ) ) {
+                                       return jQuery.swap( elem, cssShow, function() {
+                                               return getWidthOrHeight( elem, name, extra );
+                                       });
+                               } else {
+                                       return getWidthOrHeight( elem, name, extra );
+                               }
+                       }
+               },
+
+               set: function( elem, value, extra ) {
+                       return setPositiveNumber( elem, value, extra ?
+                               augmentWidthOrHeight(
+                                       elem,
+                                       name,
+                                       extra,
+                                       jQuery.support.boxSizing && jQuery.css( elem, "boxSizing" ) === "border-box"
+                               ) : 0
+                       );
+               }
+       };
+});
+
+if ( !jQuery.support.opacity ) {
+       jQuery.cssHooks.opacity = {
+               get: function( elem, computed ) {
+                       // IE uses filters for opacity
+                       return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ?
+                               ( 0.01 * parseFloat( RegExp.$1 ) ) + "" :
+                               computed ? "1" : "";
+               },
+
+               set: function( elem, value ) {
+                       var style = elem.style,
+                               currentStyle = elem.currentStyle,
+                               opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "",
+                               filter = currentStyle && currentStyle.filter || style.filter || "";
+
+                       // IE has trouble with opacity if it does not have layout
+                       // Force it by setting the zoom level
+                       style.zoom = 1;
+
+                       // if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652
+                       if ( value >= 1 && jQuery.trim( filter.replace( ralpha, "" ) ) === "" &&
+                               style.removeAttribute ) {
+
+                               // Setting style.filter to null, "" & " " still leave "filter:" in the cssText
+                               // if "filter:" is present at all, clearType is disabled, we want to avoid this
+                               // style.removeAttribute is IE Only, but so apparently is this code path...
+                               style.removeAttribute( "filter" );
+
+                               // if there there is no filter style applied in a css rule, we are done
+                               if ( currentStyle && !currentStyle.filter ) {
+                                       return;
+                               }
+                       }
+
+                       // otherwise, set new filter values
+                       style.filter = ralpha.test( filter ) ?
+                               filter.replace( ralpha, opacity ) :
+                               filter + " " + opacity;
+               }
+       };
+}
+
+// These hooks cannot be added until DOM ready because the support test
+// for it is not run until after DOM ready
+jQuery(function() {
+       if ( !jQuery.support.reliableMarginRight ) {
+               jQuery.cssHooks.marginRight = {
+                       get: function( elem, computed ) {
+                               // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
+                               // Work around by temporarily setting element display to inline-block
+                               return jQuery.swap( elem, { "display": "inline-block" }, function() {
+                                       if ( computed ) {
+                                               return curCSS( elem, "marginRight" );
+                                       }
+                               });
+                       }
+               };
+       }
+
+       // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
+       // getComputedStyle returns percent when specified for top/left/bottom/right
+       // rather than make the css module depend on the offset module, we just check for it here
+       if ( !jQuery.support.pixelPosition && jQuery.fn.position ) {
+               jQuery.each( [ "top", "left" ], function( i, prop ) {
+                       jQuery.cssHooks[ prop ] = {
+                               get: function( elem, computed ) {
+                                       if ( computed ) {
+                                               var ret = curCSS( elem, prop );
+                                               // if curCSS returns percentage, fallback to offset
+                                               return rnumnonpx.test( ret ) ? jQuery( elem ).position()[ prop ] + "px" : ret;
+                                       }
+                               }
+                       };
+               });
+       }
+
+});
+
+if ( jQuery.expr && jQuery.expr.filters ) {
+       jQuery.expr.filters.hidden = function( elem ) {
+               return ( elem.offsetWidth === 0 && elem.offsetHeight === 0 ) || (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || curCSS( elem, "display" )) === "none");
+       };
+
+       jQuery.expr.filters.visible = function( elem ) {
+               return !jQuery.expr.filters.hidden( elem );
+       };
+}
+
+// These hooks are used by animate to expand properties
+jQuery.each({
+       margin: "",
+       padding: "",
+       border: "Width"
+}, function( prefix, suffix ) {
+       jQuery.cssHooks[ prefix + suffix ] = {
+               expand: function( value ) {
+                       var i,
+
+                               // assumes a single number if not a string
+                               parts = typeof value === "string" ? value.split(" ") : [ value ],
+                               expanded = {};
+
+                       for ( i = 0; i < 4; i++ ) {
+                               expanded[ prefix + cssExpand[ i ] + suffix ] =
+                                       parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
+                       }
+
+                       return expanded;
+               }
+       };
+
+       if ( !rmargin.test( prefix ) ) {
+               jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
+       }
+});
+var r20 = /%20/g,
+       rbracket = /\[\]$/,
+       rCRLF = /\r?\n/g,
+       rinput = /^(?:color|date|datetime|datetime-local|email|hidden|month|number|password|range|search|tel|text|time|url|week)$/i,
+       rselectTextarea = /^(?:select|textarea)/i;
+
+jQuery.fn.extend({
+       serialize: function() {
+               return jQuery.param( this.serializeArray() );
+       },
+       serializeArray: function() {
+               return this.map(function(){
+                       return this.elements ? jQuery.makeArray( this.elements ) : this;
+               })
+               .filter(function(){
+                       return this.name && !this.disabled &&
+                               ( this.checked || rselectTextarea.test( this.nodeName ) ||
+                                       rinput.test( this.type ) );
+               })
+               .map(function( i, elem ){
+                       var val = jQuery( this ).val();
+
+                       return val == null ?
+                               null :
+                               jQuery.isArray( val ) ?
+                                       jQuery.map( val, function( val, i ){
+                                               return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
+                                       }) :
+                                       { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
+               }).get();
+       }
+});
+
+//Serialize an array of form elements or a set of
+//key/values into a query string
+jQuery.param = function( a, traditional ) {
+       var prefix,
+               s = [],
+               add = function( key, value ) {
+                       // If value is a function, invoke it and return its value
+                       value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
+                       s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
+               };
+
+       // Set traditional to true for jQuery <= 1.3.2 behavior.
+       if ( traditional === undefined ) {
+               traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
+       }
+
+       // If an array was passed in, assume that it is an array of form elements.
+       if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
+               // Serialize the form elements
+               jQuery.each( a, function() {
+                       add( this.name, this.value );
+               });
+
+       } else {
+               // If traditional, encode the "old" way (the way 1.3.2 or older
+               // did it), otherwise encode params recursively.
+               for ( prefix in a ) {
+                       buildParams( prefix, a[ prefix ], traditional, add );
+               }
+       }
+
+       // Return the resulting serialization
+       return s.join( "&" ).replace( r20, "+" );
+};
+
+function buildParams( prefix, obj, traditional, add ) {
+       var name;
+
+       if ( jQuery.isArray( obj ) ) {
+               // Serialize array item.
+               jQuery.each( obj, function( i, v ) {
+                       if ( traditional || rbracket.test( prefix ) ) {
+                               // Treat each array item as a scalar.
+                               add( prefix, v );
+
+                       } else {
+                               // If array item is non-scalar (array or object), encode its
+                               // numeric index to resolve deserialization ambiguity issues.
+                               // Note that rack (as of 1.0.0) can't currently deserialize
+                               // nested arrays properly, and attempting to do so may cause
+                               // a server error. Possible fixes are to modify rack's
+                               // deserialization algorithm or to provide an option or flag
+                               // to force array serialization to be shallow.
+                               buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add );
+                       }
+               });
+
+       } else if ( !traditional && jQuery.type( obj ) === "object" ) {
+               // Serialize object item.
+               for ( name in obj ) {
+                       buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
+               }
+
+       } else {
+               // Serialize scalar item.
+               add( prefix, obj );
+       }
+}
+var
+       // Document location
+       ajaxLocParts,
+       ajaxLocation,
+
+       rhash = /#.*$/,
+       rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
+       // #7653, #8125, #8152: local protocol detection
+       rlocalProtocol = /^(?:about|app|app\-storage|.+\-extension|file|res|widget):$/,
+       rnoContent = /^(?:GET|HEAD)$/,
+       rprotocol = /^\/\//,
+       rquery = /\?/,
+       rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
+       rts = /([?&])_=[^&]*/,
+       rurl = /^([\w\+\.\-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/,
+
+       // Keep a copy of the old load method
+       _load = jQuery.fn.load,
+
+       /* Prefilters
+        * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
+        * 2) These are called:
+        *    - BEFORE asking for a transport
+        *    - AFTER param serialization (s.data is a string if s.processData is true)
+        * 3) key is the dataType
+        * 4) the catchall symbol "*" can be used
+        * 5) execution will start with transport dataType and THEN continue down to "*" if needed
+        */
+       prefilters = {},
+
+       /* Transports bindings
+        * 1) key is the dataType
+        * 2) the catchall symbol "*" can be used
+        * 3) selection will start with transport dataType and THEN go to "*" if needed
+        */
+       transports = {},
+
+       // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
+       allTypes = ["*/"] + ["*"];
+
+// #8138, IE may throw an exception when accessing
+// a field from window.location if document.domain has been set
+try {
+       ajaxLocation = location.href;
+} catch( e ) {
+       // Use the href attribute of an A element
+       // since IE will modify it given document.location
+       ajaxLocation = document.createElement( "a" );
+       ajaxLocation.href = "";
+       ajaxLocation = ajaxLocation.href;
+}
+
+// Segment location into parts
+ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];
+
+// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
+function addToPrefiltersOrTransports( structure ) {
+
+       // dataTypeExpression is optional and defaults to "*"
+       return function( dataTypeExpression, func ) {
+
+               if ( typeof dataTypeExpression !== "string" ) {
+                       func = dataTypeExpression;
+                       dataTypeExpression = "*";
+               }
+
+               var dataType, list, placeBefore,
+                       dataTypes = dataTypeExpression.toLowerCase().split( core_rspace ),
+                       i = 0,
+                       length = dataTypes.length;
+
+               if ( jQuery.isFunction( func ) ) {
+                       // For each dataType in the dataTypeExpression
+                       for ( ; i < length; i++ ) {
+                               dataType = dataTypes[ i ];
+                               // We control if we're asked to add before
+                               // any existing element
+                               placeBefore = /^\+/.test( dataType );
+                               if ( placeBefore ) {
+                                       dataType = dataType.substr( 1 ) || "*";
+                               }
+                               list = structure[ dataType ] = structure[ dataType ] || [];
+                               // then we add to the structure accordingly
+                               list[ placeBefore ? "unshift" : "push" ]( func );
+                       }
+               }
+       };
+}
+
+// Base inspection function for prefilters and transports
+function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR,
+               dataType /* internal */, inspected /* internal */ ) {
+
+       dataType = dataType || options.dataTypes[ 0 ];
+       inspected = inspected || {};
+
+       inspected[ dataType ] = true;
+
+       var selection,
+               list = structure[ dataType ],
+               i = 0,
+               length = list ? list.length : 0,
+               executeOnly = ( structure === prefilters );
+
+       for ( ; i < length && ( executeOnly || !selection ); i++ ) {
+               selection = list[ i ]( options, originalOptions, jqXHR );
+               // If we got redirected to another dataType
+               // we try there if executing only and not done already
+               if ( typeof selection === "string" ) {
+                       if ( !executeOnly || inspected[ selection ] ) {
+                               selection = undefined;
+                       } else {
+                               options.dataTypes.unshift( selection );
+                               selection = inspectPrefiltersOrTransports(
+                                               structure, options, originalOptions, jqXHR, selection, inspected );
+                       }
+               }
+       }
+       // If we're only executing or nothing was selected
+       // we try the catchall dataType if not done already
+       if ( ( executeOnly || !selection ) && !inspected[ "*" ] ) {
+               selection = inspectPrefiltersOrTransports(
+                               structure, options, originalOptions, jqXHR, "*", inspected );
+       }
+       // unnecessary when only executing (prefilters)
+       // but it'll be ignored by the caller in that case
+       return selection;
+}
+
+// A special extend for ajax options
+// that takes "flat" options (not to be deep extended)
+// Fixes #9887
+function ajaxExtend( target, src ) {
+       var key, deep,
+               flatOptions = jQuery.ajaxSettings.flatOptions || {};
+       for ( key in src ) {
+               if ( src[ key ] !== undefined ) {
+                       ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];
+               }
+       }
+       if ( deep ) {
+               jQuery.extend( true, target, deep );
+       }
+}
+
+jQuery.fn.load = function( url, params, callback ) {
+       if ( typeof url !== "string" && _load ) {
+               return _load.apply( this, arguments );
+       }
+
+       // Don't do a request if no elements are being requested
+       if ( !this.length ) {
+               return this;
+       }
+
+       var selector, type, response,
+               self = this,
+               off = url.indexOf(" ");
+
+       if ( off >= 0 ) {
+               selector = url.slice( off, url.length );
+               url = url.slice( 0, off );
+       }
+
+       // If it's a function
+       if ( jQuery.isFunction( params ) ) {
+
+               // We assume that it's the callback
+               callback = params;
+               params = undefined;
+
+       // Otherwise, build a param string
+       } else if ( params && typeof params === "object" ) {
+               type = "POST";
+       }
+
+       // Request the remote document
+       jQuery.ajax({
+               url: url,
+
+               // if "type" variable is undefined, then "GET" method will be used
+               type: type,
+               dataType: "html",
+               data: params,
+               complete: function( jqXHR, status ) {
+                       if ( callback ) {
+                               self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
+                       }
+               }
+       }).done(function( responseText ) {
+
+               // Save response for use in complete callback
+               response = arguments;
+
+               // See if a selector was specified
+               self.html( selector ?
+
+                       // Create a dummy div to hold the results
+                       jQuery("<div>")
+
+                               // inject the contents of the document in, removing the scripts
+                               // to avoid any 'Permission Denied' errors in IE
+                               .append( responseText.replace( rscript, "" ) )
+
+                               // Locate the specified elements
+                               .find( selector ) :
+
+                       // If not, just inject the full result
+                       responseText );
+
+       });
+
+       return this;
+};
+
+// Attach a bunch of functions for handling common AJAX events
+jQuery.each( "ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split( " " ), function( i, o ){
+       jQuery.fn[ o ] = function( f ){
+               return this.on( o, f );
+       };
+});
+
+jQuery.each( [ "get", "post" ], function( i, method ) {
+       jQuery[ method ] = function( url, data, callback, type ) {
+               // shift arguments if data argument was omitted
+               if ( jQuery.isFunction( data ) ) {
+                       type = type || callback;
+                       callback = data;
+                       data = undefined;
+               }
+
+               return jQuery.ajax({
+                       type: method,
+                       url: url,
+                       data: data,
+                       success: callback,
+                       dataType: type
+               });
+       };
+});
+
+jQuery.extend({
+
+       getScript: function( url, callback ) {
+               return jQuery.get( url, undefined, callback, "script" );
+       },
+
+       getJSON: function( url, data, callback ) {
+               return jQuery.get( url, data, callback, "json" );
+       },
+
+       // Creates a full fledged settings object into target
+       // with both ajaxSettings and settings fields.
+       // If target is omitted, writes into ajaxSettings.
+       ajaxSetup: function( target, settings ) {
+               if ( settings ) {
+                       // Building a settings object
+                       ajaxExtend( target, jQuery.ajaxSettings );
+               } else {
+                       // Extending ajaxSettings
+                       settings = target;
+                       target = jQuery.ajaxSettings;
+               }
+               ajaxExtend( target, settings );
+               return target;
+       },
+
+       ajaxSettings: {
+               url: ajaxLocation,
+               isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
+               global: true,
+               type: "GET",
+               contentType: "application/x-www-form-urlencoded; charset=UTF-8",
+               processData: true,
+               async: true,
+               /*
+               timeout: 0,
+               data: null,
+               dataType: null,
+               username: null,
+               password: null,
+               cache: null,
+               throws: false,
+               traditional: false,
+               headers: {},
+               */
+
+               accepts: {
+                       xml: "application/xml, text/xml",
+                       html: "text/html",
+                       text: "text/plain",
+                       json: "application/json, text/javascript",
+                       "*": allTypes
+               },
+
+               contents: {
+                       xml: /xml/,
+                       html: /html/,
+                       json: /json/
+               },
+
+               responseFields: {
+                       xml: "responseXML",
+                       text: "responseText"
+               },
+
+               // List of data converters
+               // 1) key format is "source_type destination_type" (a single space in-between)
+               // 2) the catchall symbol "*" can be used for source_type
+               converters: {
+
+                       // Convert anything to text
+                       "* text": window.String,
+
+                       // Text to html (true = no transformation)
+                       "text html": true,
+
+                       // Evaluate text as a json expression
+                       "text json": jQuery.parseJSON,
+
+                       // Parse text as xml
+                       "text xml": jQuery.parseXML
+               },
+
+               // For options that shouldn't be deep extended:
+               // you can add your own custom options here if
+               // and when you create one that shouldn't be
+               // deep extended (see ajaxExtend)
+               flatOptions: {
+                       context: true,
+                       url: true
+               }
+       },
+
+       ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
+       ajaxTransport: addToPrefiltersOrTransports( transports ),
+
+       // Main method
+       ajax: function( url, options ) {
+
+               // If url is an object, simulate pre-1.5 signature
+               if ( typeof url === "object" ) {
+                       options = url;
+                       url = undefined;
+               }
+
+               // Force options to be an object
+               options = options || {};
+
+               var // ifModified key
+                       ifModifiedKey,
+                       // Response headers
+                       responseHeadersString,
+                       responseHeaders,
+                       // transport
+                       transport,
+                       // timeout handle
+                       timeoutTimer,
+                       // Cross-domain detection vars
+                       parts,
+                       // To know if global events are to be dispatched
+                       fireGlobals,
+                       // Loop variable
+                       i,
+                       // Create the final options object
+                       s = jQuery.ajaxSetup( {}, options ),
+                       // Callbacks context
+                       callbackContext = s.context || s,
+                       // Context for global events
+                       // It's the callbackContext if one was provided in the options
+                       // and if it's a DOM node or a jQuery collection
+                       globalEventContext = callbackContext !== s &&
+                               ( callbackContext.nodeType || callbackContext instanceof jQuery ) ?
+                                               jQuery( callbackContext ) : jQuery.event,
+                       // Deferreds
+                       deferred = jQuery.Deferred(),
+                       completeDeferred = jQuery.Callbacks( "once memory" ),
+                       // Status-dependent callbacks
+                       statusCode = s.statusCode || {},
+                       // Headers (they are sent all at once)
+                       requestHeaders = {},
+                       requestHeadersNames = {},
+                       // The jqXHR state
+                       state = 0,
+                       // Default abort message
+                       strAbort = "canceled",
+                       // Fake xhr
+                       jqXHR = {
+
+                               readyState: 0,
+
+                               // Caches the header
+                               setRequestHeader: function( name, value ) {
+                                       if ( !state ) {
+                                               var lname = name.toLowerCase();
+                                               name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
+                                               requestHeaders[ name ] = value;
+                                       }
+                                       return this;
+                               },
+
+                               // Raw string
+                               getAllResponseHeaders: function() {
+                                       return state === 2 ? responseHeadersString : null;
+                               },
+
+                               // Builds headers hashtable if needed
+                               getResponseHeader: function( key ) {
+                                       var match;
+                                       if ( state === 2 ) {
+                                               if ( !responseHeaders ) {
+                                                       responseHeaders = {};
+                                                       while( ( match = rheaders.exec( responseHeadersString ) ) ) {
+                                                               responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
+                                                       }
+                                               }
+                                               match = responseHeaders[ key.toLowerCase() ];
+                                       }
+                                       return match === undefined ? null : match;
+                               },
+
+                               // Overrides response content-type header
+                               overrideMimeType: function( type ) {
+                                       if ( !state ) {
+                                               s.mimeType = type;
+                                       }
+                                       return this;
+                               },
+
+                               // Cancel the request
+                               abort: function( statusText ) {
+                                       statusText = statusText || strAbort;
+                                       if ( transport ) {
+                                               transport.abort( statusText );
+                                       }
+                                       done( 0, statusText );
+                                       return this;
+                               }
+                       };
+
+               // Callback for when everything is done
+               // It is defined here because jslint complains if it is declared
+               // at the end of the function (which would be more logical and readable)
+               function done( status, nativeStatusText, responses, headers ) {
+                       var isSuccess, success, error, response, modified,
+                               statusText = nativeStatusText;
+
+                       // Called once
+                       if ( state === 2 ) {
+                               return;
+                       }
+
+                       // State is "done" now
+                       state = 2;
+
+                       // Clear timeout if it exists
+                       if ( timeoutTimer ) {
+                               clearTimeout( timeoutTimer );
+                       }
+
+                       // Dereference transport for early garbage collection
+                       // (no matter how long the jqXHR object will be used)
+                       transport = undefined;
+
+                       // Cache response headers
+                       responseHeadersString = headers || "";
+
+                       // Set readyState
+                       jqXHR.readyState = status > 0 ? 4 : 0;
+
+                       // Get response data
+                       if ( responses ) {
+                               response = ajaxHandleResponses( s, jqXHR, responses );
+                       }
+
+                       // If successful, handle type chaining
+                       if ( status >= 200 && status < 300 || status === 304 ) {
+
+                               // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
+                               if ( s.ifModified ) {
+
+                                       modified = jqXHR.getResponseHeader("Last-Modified");
+                                       if ( modified ) {
+                                               jQuery.lastModified[ ifModifiedKey ] = modified;
+                                       }
+                                       modified = jqXHR.getResponseHeader("Etag");
+                                       if ( modified ) {
+                                               jQuery.etag[ ifModifiedKey ] = modified;
+                                       }
+                               }
+
+                               // If not modified
+                               if ( status === 304 ) {
+
+                                       statusText = "notmodified";
+                                       isSuccess = true;
+
+                               // If we have data
+                               } else {
+
+                                       isSuccess = ajaxConvert( s, response );
+                                       statusText = isSuccess.state;
+                                       success = isSuccess.data;
+                                       error = isSuccess.error;
+                                       isSuccess = !error;
+                               }
+                       } else {
+                               // We extract error from statusText
+                               // then normalize statusText and status for non-aborts
+                               error = statusText;
+                               if ( !statusText || status ) {
+                                       statusText = "error";
+                                       if ( status < 0 ) {
+                                               status = 0;
+                                       }
+                               }
+                       }
+
+                       // Set data for the fake xhr object
+                       jqXHR.status = status;
+                       jqXHR.statusText = ( nativeStatusText || statusText ) + "";
+
+                       // Success/Error
+                       if ( isSuccess ) {
+                               deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
+                       } else {
+                               deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
+                       }
+
+                       // Status-dependent callbacks
+                       jqXHR.statusCode( statusCode );
+                       statusCode = undefined;
+
+                       if ( fireGlobals ) {
+                               globalEventContext.trigger( "ajax" + ( isSuccess ? "Success" : "Error" ),
+                                               [ jqXHR, s, isSuccess ? success : error ] );
+                       }
+
+                       // Complete
+                       completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
+
+                       if ( fireGlobals ) {
+                               globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
+                               // Handle the global AJAX counter
+                               if ( !( --jQuery.active ) ) {
+                                       jQuery.event.trigger( "ajaxStop" );
+                               }
+                       }
+               }
+
+               // Attach deferreds
+               deferred.promise( jqXHR );
+               jqXHR.success = jqXHR.done;
+               jqXHR.error = jqXHR.fail;
+               jqXHR.complete = completeDeferred.add;
+
+               // Status-dependent callbacks
+               jqXHR.statusCode = function( map ) {
+                       if ( map ) {
+                               var tmp;
+                               if ( state < 2 ) {
+                                       for ( tmp in map ) {
+                                               statusCode[ tmp ] = [ statusCode[tmp], map[tmp] ];
+                                       }
+                               } else {
+                                       tmp = map[ jqXHR.status ];
+                                       jqXHR.always( tmp );
+                               }
+                       }
+                       return this;
+               };
+
+               // Remove hash character (#7531: and string promotion)
+               // Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
+               // We also use the url parameter if available
+               s.url = ( ( url || s.url ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
+
+               // Extract dataTypes list
+               s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().split( core_rspace );
+
+               // A cross-domain request is in order when we have a protocol:host:port mismatch
+               if ( s.crossDomain == null ) {
+                       parts = rurl.exec( s.url.toLowerCase() );
+                       s.crossDomain = !!( parts &&
+                               ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] ||
+                                       ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? 80 : 443 ) ) !=
+                                               ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? 80 : 443 ) ) )
+                       );
+               }
+
+               // Convert data if not already a string
+               if ( s.data && s.processData && typeof s.data !== "string" ) {
+                       s.data = jQuery.param( s.data, s.traditional );
+               }
+
+               // Apply prefilters
+               inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
+
+               // If request was aborted inside a prefilter, stop there
+               if ( state === 2 ) {
+                       return jqXHR;
+               }
+
+               // We can fire global events as of now if asked to
+               fireGlobals = s.global;
+
+               // Uppercase the type
+               s.type = s.type.toUpperCase();
+
+               // Determine if request has content
+               s.hasContent = !rnoContent.test( s.type );
+
+               // Watch for a new set of requests
+               if ( fireGlobals && jQuery.active++ === 0 ) {
+                       jQuery.event.trigger( "ajaxStart" );
+               }
+
+               // More options handling for requests with no content
+               if ( !s.hasContent ) {
+
+                       // If data is available, append data to url
+                       if ( s.data ) {
+                               s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.data;
+                               // #9682: remove data so that it's not used in an eventual retry
+                               delete s.data;
+                       }
+
+                       // Get ifModifiedKey before adding the anti-cache parameter
+                       ifModifiedKey = s.url;
+
+                       // Add anti-cache in url if needed
+                       if ( s.cache === false ) {
+
+                               var ts = jQuery.now(),
+                                       // try replacing _= if it is there
+                                       ret = s.url.replace( rts, "$1_=" + ts );
+
+                               // if nothing was replaced, add timestamp to the end
+                               s.url = ret + ( ( ret === s.url ) ? ( rquery.test( s.url ) ? "&" : "?" ) + "_=" + ts : "" );
+                       }
+               }
+
+               // Set the correct header, if data is being sent
+               if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
+                       jqXHR.setRequestHeader( "Content-Type", s.contentType );
+               }
+
+               // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
+               if ( s.ifModified ) {
+                       ifModifiedKey = ifModifiedKey || s.url;
+                       if ( jQuery.lastModified[ ifModifiedKey ] ) {
+                               jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ ifModifiedKey ] );
+                       }
+                       if ( jQuery.etag[ ifModifiedKey ] ) {
+                               jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ ifModifiedKey ] );
+                       }
+               }
+
+               // Set the Accepts header for the server, depending on the dataType
+               jqXHR.setRequestHeader(
+                       "Accept",
+                       s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
+                               s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
+                               s.accepts[ "*" ]
+               );
+
+               // Check for headers option
+               for ( i in s.headers ) {
+                       jqXHR.setRequestHeader( i, s.headers[ i ] );
+               }
+
+               // Allow custom headers/mimetypes and early abort
+               if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
+                               // Abort if not done already and return
+                               return jqXHR.abort();
+
+               }
+
+               // aborting is no longer a cancellation
+               strAbort = "abort";
+
+               // Install callbacks on deferreds
+               for ( i in { success: 1, error: 1, complete: 1 } ) {
+                       jqXHR[ i ]( s[ i ] );
+               }
+
+               // Get transport
+               transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
+
+               // If no transport, we auto-abort
+               if ( !transport ) {
+                       done( -1, "No Transport" );
+               } else {
+                       jqXHR.readyState = 1;
+                       // Send global event
+                       if ( fireGlobals ) {
+                               globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
+                       }
+                       // Timeout
+                       if ( s.async && s.timeout > 0 ) {
+                               timeoutTimer = setTimeout( function(){
+                                       jqXHR.abort( "timeout" );
+                               }, s.timeout );
+                       }
+
+                       try {
+                               state = 1;
+                               transport.send( requestHeaders, done );
+                       } catch (e) {
+                               // Propagate exception as error if not done
+                               if ( state < 2 ) {
+                                       done( -1, e );
+                               // Simply rethrow otherwise
+                               } else {
+                                       throw e;
+                               }
+                       }
+               }
+
+               return jqXHR;
+       },
+
+       // Counter for holding the number of active queries
+       active: 0,
+
+       // Last-Modified header cache for next request
+       lastModified: {},
+       etag: {}
+
+});
+
+/* Handles responses to an ajax request:
+ * - sets all responseXXX fields accordingly
+ * - finds the right dataType (mediates between content-type and expected dataType)
+ * - returns the corresponding response
+ */
+function ajaxHandleResponses( s, jqXHR, responses ) {
+
+       var ct, type, finalDataType, firstDataType,
+               contents = s.contents,
+               dataTypes = s.dataTypes,
+               responseFields = s.responseFields;
+
+       // Fill responseXXX fields
+       for ( type in responseFields ) {
+               if ( type in responses ) {
+                       jqXHR[ responseFields[type] ] = responses[ type ];
+               }
+       }
+
+       // Remove auto dataType and get content-type in the process
+       while( dataTypes[ 0 ] === "*" ) {
+               dataTypes.shift();
+               if ( ct === undefined ) {
+                       ct = s.mimeType || jqXHR.getResponseHeader( "content-type" );
+               }
+       }
+
+       // Check if we're dealing with a known content-type
+       if ( ct ) {
+               for ( type in contents ) {
+                       if ( contents[ type ] && contents[ type ].test( ct ) ) {
+                               dataTypes.unshift( type );
+                               break;
+                       }
+               }
+       }
+
+       // Check to see if we have a response for the expected dataType
+       if ( dataTypes[ 0 ] in responses ) {
+               finalDataType = dataTypes[ 0 ];
+       } else {
+               // Try convertible dataTypes
+               for ( type in responses ) {
+                       if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
+                               finalDataType = type;
+                               break;
+                       }
+                       if ( !firstDataType ) {
+                               firstDataType = type;
+                       }
+               }
+               // Or just use first one
+               finalDataType = finalDataType || firstDataType;
+       }
+
+       // If we found a dataType
+       // We add the dataType to the list if needed
+       // and return the corresponding response
+       if ( finalDataType ) {
+               if ( finalDataType !== dataTypes[ 0 ] ) {
+                       dataTypes.unshift( finalDataType );
+               }
+               return responses[ finalDataType ];
+       }
+}
+
+// Chain conversions given the request and the original response
+function ajaxConvert( s, response ) {
+
+       var conv, conv2, current, tmp,
+               // Work with a copy of dataTypes in case we need to modify it for conversion
+               dataTypes = s.dataTypes.slice(),
+               prev = dataTypes[ 0 ],
+               converters = {},
+               i = 0;
+
+       // Apply the dataFilter if provided
+       if ( s.dataFilter ) {
+               response = s.dataFilter( response, s.dataType );
+       }
+
+       // Create converters map with lowercased keys
+       if ( dataTypes[ 1 ] ) {
+               for ( conv in s.converters ) {
+                       converters[ conv.toLowerCase() ] = s.converters[ conv ];
+               }
+       }
+
+       // Convert to each sequential dataType, tolerating list modification
+       for ( ; (current = dataTypes[++i]); ) {
+
+               // There's only work to do if current dataType is non-auto
+               if ( current !== "*" ) {
+
+                       // Convert response if prev dataType is non-auto and differs from current
+                       if ( prev !== "*" && prev !== current ) {
+
+                               // Seek a direct converter
+                               conv = converters[ prev + " " + current ] || converters[ "* " + current ];
+
+                               // If none found, seek a pair
+                               if ( !conv ) {
+                                       for ( conv2 in converters ) {
+
+                                               // If conv2 outputs current
+                                               tmp = conv2.split(" ");
+                                               if ( tmp[ 1 ] === current ) {
+
+                                                       // If prev can be converted to accepted input
+                                                       conv = converters[ prev + " " + tmp[ 0 ] ] ||
+                                                               converters[ "* " + tmp[ 0 ] ];
+                                                       if ( conv ) {
+                                                               // Condense equivalence converters
+                                                               if ( conv === true ) {
+                                                                       conv = converters[ conv2 ];
+
+                                                               // Otherwise, insert the intermediate dataType
+                                                               } else if ( converters[ conv2 ] !== true ) {
+                                                                       current = tmp[ 0 ];
+                                                                       dataTypes.splice( i--, 0, current );
+                                                               }
+
+                                                               break;
+                                                       }
+                                               }
+                                       }
+                               }
+
+                               // Apply converter (if not an equivalence)
+                               if ( conv !== true ) {
+
+                                       // Unless errors are allowed to bubble, catch and return them
+                                       if ( conv && s["throws"] ) {
+                                               response = conv( response );
+                                       } else {
+                                               try {
+                                                       response = conv( response );
+                                               } catch ( e ) {
+                                                       return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current };
+                                               }
+                                       }
+                               }
+                       }
+
+                       // Update prev for next iteration
+                       prev = current;
+               }
+       }
+
+       return { state: "success", data: response };
+}
+var oldCallbacks = [],
+       rquestion = /\?/,
+       rjsonp = /(=)\?(?=&|$)|\?\?/,
+       nonce = jQuery.now();
+
+// Default jsonp settings
+jQuery.ajaxSetup({
+       jsonp: "callback",
+       jsonpCallback: function() {
+               var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) );
+               this[ callback ] = true;
+               return callback;
+       }
+});
+
+// Detect, normalize options and install callbacks for jsonp requests
+jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
+
+       var callbackName, overwritten, responseContainer,
+               data = s.data,
+               url = s.url,
+               hasCallback = s.jsonp !== false,
+               replaceInUrl = hasCallback && rjsonp.test( url ),
+               replaceInData = hasCallback && !replaceInUrl && typeof data === "string" &&
+                       !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") &&
+                       rjsonp.test( data );
+
+       // Handle iff the expected data type is "jsonp" or we have a parameter to set
+       if ( s.dataTypes[ 0 ] === "jsonp" || replaceInUrl || replaceInData ) {
+
+               // Get callback name, remembering preexisting value associated with it
+               callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
+                       s.jsonpCallback() :
+                       s.jsonpCallback;
+               overwritten = window[ callbackName ];
+
+               // Insert callback into url or form data
+               if ( replaceInUrl ) {
+                       s.url = url.replace( rjsonp, "$1" + callbackName );
+               } else if ( replaceInData ) {
+                       s.data = data.replace( rjsonp, "$1" + callbackName );
+               } else if ( hasCallback ) {
+                       s.url += ( rquestion.test( url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
+               }
+
+               // Use data converter to retrieve json after script execution
+               s.converters["script json"] = function() {
+                       if ( !responseContainer ) {
+                               jQuery.error( callbackName + " was not called" );
+                       }
+                       return responseContainer[ 0 ];
+               };
+
+               // force json dataType
+               s.dataTypes[ 0 ] = "json";
+
+               // Install callback
+               window[ callbackName ] = function() {
+                       responseContainer = arguments;
+               };
+
+               // Clean-up function (fires after converters)
+               jqXHR.always(function() {
+                       // Restore preexisting value
+                       window[ callbackName ] = overwritten;
+
+                       // Save back as free
+                       if ( s[ callbackName ] ) {
+                               // make sure that re-using the options doesn't screw things around
+                               s.jsonpCallback = originalSettings.jsonpCallback;
+
+                               // save the callback name for future use
+                               oldCallbacks.push( callbackName );
+                       }
+
+                       // Call if it was a function and we have a response
+                       if ( responseContainer && jQuery.isFunction( overwritten ) ) {
+                               overwritten( responseContainer[ 0 ] );
+                       }
+
+                       responseContainer = overwritten = undefined;
+               });
+
+               // Delegate to script
+               return "script";
+       }
+});
+// Install script dataType
+jQuery.ajaxSetup({
+       accepts: {
+               script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
+       },
+       contents: {
+               script: /javascript|ecmascript/
+       },
+       converters: {
+               "text script": function( text ) {
+                       jQuery.globalEval( text );
+                       return text;
+               }
+       }
+});
+
+// Handle cache's special case and global
+jQuery.ajaxPrefilter( "script", function( s ) {
+       if ( s.cache === undefined ) {
+               s.cache = false;
+       }
+       if ( s.crossDomain ) {
+               s.type = "GET";
+               s.global = false;
+       }
+});
+
+// Bind script tag hack transport
+jQuery.ajaxTransport( "script", function(s) {
+
+       // This transport only deals with cross domain requests
+       if ( s.crossDomain ) {
+
+               var script,
+                       head = document.head || document.getElementsByTagName( "head" )[0] || document.documentElement;
+
+               return {
+
+                       send: function( _, callback ) {
+
+                               script = document.createElement( "script" );
+
+                               script.async = "async";
+
+                               if ( s.scriptCharset ) {
+                                       script.charset = s.scriptCharset;
+                               }
+
+                               script.src = s.url;
+
+                               // Attach handlers for all browsers
+                               script.onload = script.onreadystatechange = function( _, isAbort ) {
+
+                                       if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {
+
+                                               // Handle memory leak in IE
+                                               script.onload = script.onreadystatechange = null;
+
+                                               // Remove the script
+                                               if ( head && script.parentNode ) {
+                                                       head.removeChild( script );
+                                               }
+
+                                               // Dereference the script
+                                               script = undefined;
+
+                                               // Callback if not abort
+                                               if ( !isAbort ) {
+                                                       callback( 200, "success" );
+                                               }
+                                       }
+                               };
+                               // Use insertBefore instead of appendChild  to circumvent an IE6 bug.
+                               // This arises when a base node is used (#2709 and #4378).
+                               head.insertBefore( script, head.firstChild );
+                       },
+
+                       abort: function() {
+                               if ( script ) {
+                                       script.onload( 0, 1 );
+                               }
+                       }
+               };
+       }
+});
+var xhrCallbacks,
+       // #5280: Internet Explorer will keep connections alive if we don't abort on unload
+       xhrOnUnloadAbort = window.ActiveXObject ? function() {
+               // Abort all pending requests
+               for ( var key in xhrCallbacks ) {
+                       xhrCallbacks[ key ]( 0, 1 );
+               }
+       } : false,
+       xhrId = 0;
+
+// Functions to create xhrs
+function createStandardXHR() {
+       try {
+               return new window.XMLHttpRequest();
+       } catch( e ) {}
+}
+
+function createActiveXHR() {
+       try {
+               return new window.ActiveXObject( "Microsoft.XMLHTTP" );
+       } catch( e ) {}
+}
+
+// Create the request object
+// (This is still attached to ajaxSettings for backward compatibility)
+jQuery.ajaxSettings.xhr = window.ActiveXObject ?
+       /* Microsoft failed to properly
+        * implement the XMLHttpRequest in IE7 (can't request local files),
+        * so we use the ActiveXObject when it is available
+        * Additionally XMLHttpRequest can be disabled in IE7/IE8 so
+        * we need a fallback.
+        */
+       function() {
+               return !this.isLocal && createStandardXHR() || createActiveXHR();
+       } :
+       // For all other browsers, use the standard XMLHttpRequest object
+       createStandardXHR;
+
+// Determine support properties
+(function( xhr ) {
+       jQuery.extend( jQuery.support, {
+               ajax: !!xhr,
+               cors: !!xhr && ( "withCredentials" in xhr )
+       });
+})( jQuery.ajaxSettings.xhr() );
+
+// Create transport if the browser can provide an xhr
+if ( jQuery.support.ajax ) {
+
+       jQuery.ajaxTransport(function( s ) {
+               // Cross domain only allowed if supported through XMLHttpRequest
+               if ( !s.crossDomain || jQuery.support.cors ) {
+
+                       var callback;
+
+                       return {
+                               send: function( headers, complete ) {
+
+                                       // Get a new xhr
+                                       var handle, i,
+                                               xhr = s.xhr();
+
+                                       // Open the socket
+                                       // Passing null username, generates a login popup on Opera (#2865)
+                                       if ( s.username ) {
+                                               xhr.open( s.type, s.url, s.async, s.username, s.password );
+                                       } else {
+                                               xhr.open( s.type, s.url, s.async );
+                                       }
+
+                                       // Apply custom fields if provided
+                                       if ( s.xhrFields ) {
+                                               for ( i in s.xhrFields ) {
+                                                       xhr[ i ] = s.xhrFields[ i ];
+                                               }
+                                       }
+
+                                       // Override mime type if needed
+                                       if ( s.mimeType && xhr.overrideMimeType ) {
+                                               xhr.overrideMimeType( s.mimeType );
+                                       }
+
+                                       // X-Requested-With header
+                                       // For cross-domain requests, seeing as conditions for a preflight are
+                                       // akin to a jigsaw puzzle, we simply never set it to be sure.
+                                       // (it can always be set on a per-request basis or even using ajaxSetup)
+                                       // For same-domain requests, won't change header if already provided.
+                                       if ( !s.crossDomain && !headers["X-Requested-With"] ) {
+                                               headers[ "X-Requested-With" ] = "XMLHttpRequest";
+                                       }
+
+                                       // Need an extra try/catch for cross domain requests in Firefox 3
+                                       try {
+                                               for ( i in headers ) {
+                                                       xhr.setRequestHeader( i, headers[ i ] );
+                                               }
+                                       } catch( _ ) {}
+
+                                       // Do send the request
+                                       // This may raise an exception which is actually
+                                       // handled in jQuery.ajax (so no try/catch here)
+                                       xhr.send( ( s.hasContent && s.data ) || null );
+
+                                       // Listener
+                                       callback = function( _, isAbort ) {
+
+                                               var status,
+                                                       statusText,
+                                                       responseHeaders,
+                                                       responses,
+                                                       xml;
+
+                                               // Firefox throws exceptions when accessing properties
+                                               // of an xhr when a network error occurred
+                                               // http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE)
+                                               try {
+
+                                                       // Was never called and is aborted or complete
+                                                       if ( callback && ( isAbort || xhr.readyState === 4 ) ) {
+
+                                                               // Only called once
+                                                               callback = undefined;
+
+                                                               // Do not keep as active anymore
+                                                               if ( handle ) {
+                                                                       xhr.onreadystatechange = jQuery.noop;
+                                                                       if ( xhrOnUnloadAbort ) {
+                                                                               delete xhrCallbacks[ handle ];
+                                                                       }
+                                                               }
+
+                                                               // If it's an abort
+                                                               if ( isAbort ) {
+                                                                       // Abort it manually if needed
+                                                                       if ( xhr.readyState !== 4 ) {
+                                                                               xhr.abort();
+                                                                       }
+                                                               } else {
+                                                                       status = xhr.status;
+                                                                       responseHeaders = xhr.getAllResponseHeaders();
+                                                                       responses = {};
+                                                                       xml = xhr.responseXML;
+
+                                                                       // Construct response list
+                                                                       if ( xml && xml.documentElement /* #4958 */ ) {
+                                                                               responses.xml = xml;
+                                                                       }
+
+                                                                       // When requesting binary data, IE6-9 will throw an exception
+                                                                       // on any attempt to access responseText (#11426)
+                                                                       try {
+                                                                               responses.text = xhr.responseText;
+                                                                       } catch( e ) {
+                                                                       }
+
+                                                                       // Firefox throws an exception when accessing
+                                                                       // statusText for faulty cross-domain requests
+                                                                       try {
+                                                                               statusText = xhr.statusText;
+                                                                       } catch( e ) {
+                                                                               // We normalize with Webkit giving an empty statusText
+                                                                               statusText = "";
+                                                                       }
+
+                                                                       // Filter status for non standard behaviors
+
+                                                                       // If the request is local and we have data: assume a success
+                                                                       // (success with no data won't get notified, that's the best we
+                                                                       // can do given current implementations)
+                                                                       if ( !status && s.isLocal && !s.crossDomain ) {
+                                                                               status = responses.text ? 200 : 404;
+                                                                       // IE - #1450: sometimes returns 1223 when it should be 204
+                                                                       } else if ( status === 1223 ) {
+                                                                               status = 204;
+                                                                       }
+                                                               }
+                                                       }
+                                               } catch( firefoxAccessException ) {
+                                                       if ( !isAbort ) {
+                                                               complete( -1, firefoxAccessException );
+                                                       }
+                                               }
+
+                                               // Call complete if needed
+                                               if ( responses ) {
+                                                       complete( status, statusText, responses, responseHeaders );
+                                               }
+                                       };
+
+                                       if ( !s.async ) {
+                                               // if we're in sync mode we fire the callback
+                                               callback();
+                                       } else if ( xhr.readyState === 4 ) {
+                                               // (IE6 & IE7) if it's in cache and has been
+                                               // retrieved directly we need to fire the callback
+                                               setTimeout( callback, 0 );
+                                       } else {
+                                               handle = ++xhrId;
+                                               if ( xhrOnUnloadAbort ) {
+                                                       // Create the active xhrs callbacks list if needed
+                                                       // and attach the unload handler
+                                                       if ( !xhrCallbacks ) {
+                                                               xhrCallbacks = {};
+                                                               jQuery( window ).unload( xhrOnUnloadAbort );
+                                                       }
+                                                       // Add to list of active xhrs callbacks
+                                                       xhrCallbacks[ handle ] = callback;
+                                               }
+                                               xhr.onreadystatechange = callback;
+                                       }
+                               },
+
+                               abort: function() {
+                                       if ( callback ) {
+                                               callback(0,1);
+                                       }
+                               }
+                       };
+               }
+       });
+}
+var fxNow, timerId,
+       rfxtypes = /^(?:toggle|show|hide)$/,
+       rfxnum = new RegExp( "^(?:([-+])=|)(" + core_pnum + ")([a-z%]*)$", "i" ),
+       rrun = /queueHooks$/,
+       animationPrefilters = [ defaultPrefilter ],
+       tweeners = {
+               "*": [function( prop, value ) {
+                       var end, unit,
+                               tween = this.createTween( prop, value ),
+                               parts = rfxnum.exec( value ),
+                               target = tween.cur(),
+                               start = +target || 0,
+                               scale = 1,
+                               maxIterations = 20;
+
+                       if ( parts ) {
+                               end = +parts[2];
+                               unit = parts[3] || ( jQuery.cssNumber[ prop ] ? "" : "px" );
+
+                               // We need to compute starting value
+                               if ( unit !== "px" && start ) {
+                                       // Iteratively approximate from a nonzero starting point
+                                       // Prefer the current property, because this process will be trivial if it uses the same units
+                                       // Fallback to end or a simple constant
+                                       start = jQuery.css( tween.elem, prop, true ) || end || 1;
+
+                                       do {
+                                               // If previous iteration zeroed out, double until we get *something*
+                                               // Use a string for doubling factor so we don't accidentally see scale as unchanged below
+                                               scale = scale || ".5";
+
+                                               // Adjust and apply
+                                               start = start / scale;
+                                               jQuery.style( tween.elem, prop, start + unit );
+
+                                       // Update scale, tolerating zero or NaN from tween.cur()
+                                       // And breaking the loop if scale is unchanged or perfect, or if we've just had enough
+                                       } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations );
+                               }
+
+                               tween.unit = unit;
+                               tween.start = start;
+                               // If a +=/-= token was provided, we're doing a relative animation
+                               tween.end = parts[1] ? start + ( parts[1] + 1 ) * end : end;
+                       }
+                       return tween;
+               }]
+       };
+
+// Animations created synchronously will run synchronously
+function createFxNow() {
+       setTimeout(function() {
+               fxNow = undefined;
+       }, 0 );
+       return ( fxNow = jQuery.now() );
+}
+
+function createTweens( animation, props ) {
+       jQuery.each( props, function( prop, value ) {
+               var collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ),
+                       index = 0,
+                       length = collection.length;
+               for ( ; index < length; index++ ) {
+                       if ( collection[ index ].call( animation, prop, value ) ) {
+
+                               // we're done with this property
+                               return;
+                       }
+               }
+       });
+}
+
+function Animation( elem, properties, options ) {
+       var result,
+               index = 0,
+               tweenerIndex = 0,
+               length = animationPrefilters.length,
+               deferred = jQuery.Deferred().always( function() {
+                       // don't match elem in the :animated selector
+                       delete tick.elem;
+               }),
+               tick = function() {
+                       var currentTime = fxNow || createFxNow(),
+                               remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
+                               // archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497)
+                               temp = remaining / animation.duration || 0,
+                               percent = 1 - temp,
+                               index = 0,
+                               length = animation.tweens.length;
+
+                       for ( ; index < length ; index++ ) {
+                               animation.tweens[ index ].run( percent );
+                       }
+
+                       deferred.notifyWith( elem, [ animation, percent, remaining ]);
+
+                       if ( percent < 1 && length ) {
+                               return remaining;
+                       } else {
+                               deferred.resolveWith( elem, [ animation ] );
+                               return false;
+                       }
+               },
+               animation = deferred.promise({
+                       elem: elem,
+                       props: jQuery.extend( {}, properties ),
+                       opts: jQuery.extend( true, { specialEasing: {} }, options ),
+                       originalProperties: properties,
+                       originalOptions: options,
+                       startTime: fxNow || createFxNow(),
+                       duration: options.duration,
+                       tweens: [],
+                       createTween: function( prop, end, easing ) {
+                               var tween = jQuery.Tween( elem, animation.opts, prop, end,
+                                               animation.opts.specialEasing[ prop ] || animation.opts.easing );
+                               animation.tweens.push( tween );
+                               return tween;
+                       },
+                       stop: function( gotoEnd ) {
+                               var index = 0,
+                                       // if we are going to the end, we want to run all the tweens
+                                       // otherwise we skip this part
+                                       length = gotoEnd ? animation.tweens.length : 0;
+
+                               for ( ; index < length ; index++ ) {
+                                       animation.tweens[ index ].run( 1 );
+                               }
+
+                               // resolve when we played the last frame
+                               // otherwise, reject
+                               if ( gotoEnd ) {
+                                       deferred.resolveWith( elem, [ animation, gotoEnd ] );
+                               } else {
+                                       deferred.rejectWith( elem, [ animation, gotoEnd ] );
+                               }
+                               return this;
+                       }
+               }),
+               props = animation.props;
+
+       propFilter( props, animation.opts.specialEasing );
+
+       for ( ; index < length ; index++ ) {
+               result = animationPrefilters[ index ].call( animation, elem, props, animation.opts );
+               if ( result ) {
+                       return result;
+               }
+       }
+
+       createTweens( animation, props );
+
+       if ( jQuery.isFunction( animation.opts.start ) ) {
+               animation.opts.start.call( elem, animation );
+       }
+
+       jQuery.fx.timer(
+               jQuery.extend( tick, {
+                       anim: animation,
+                       queue: animation.opts.queue,
+                       elem: elem
+               })
+       );
+
+       // attach callbacks from options
+       return animation.progress( animation.opts.progress )
+               .done( animation.opts.done, animation.opts.complete )
+               .fail( animation.opts.fail )
+               .always( animation.opts.always );
+}
+
+function propFilter( props, specialEasing ) {
+       var index, name, easing, value, hooks;
+
+       // camelCase, specialEasing and expand cssHook pass
+       for ( index in props ) {
+               name = jQuery.camelCase( index );
+               easing = specialEasing[ name ];
+               value = props[ index ];
+               if ( jQuery.isArray( value ) ) {
+                       easing = value[ 1 ];
+                       value = props[ index ] = value[ 0 ];
+               }
+
+               if ( index !== name ) {
+                       props[ name ] = value;
+                       delete props[ index ];
+               }
+
+               hooks = jQuery.cssHooks[ name ];
+               if ( hooks && "expand" in hooks ) {
+                       value = hooks.expand( value );
+                       delete props[ name ];
+
+                       // not quite $.extend, this wont overwrite keys already present.
+                       // also - reusing 'index' from above because we have the correct "name"
+                       for ( index in value ) {
+                               if ( !( index in props ) ) {
+                                       props[ index ] = value[ index ];
+                                       specialEasing[ index ] = easing;
+                               }
+                       }
+               } else {
+                       specialEasing[ name ] = easing;
+               }
+       }
+}
+
+jQuery.Animation = jQuery.extend( Animation, {
+
+       tweener: function( props, callback ) {
+               if ( jQuery.isFunction( props ) ) {
+                       callback = props;
+                       props = [ "*" ];
+               } else {
+                       props = props.split(" ");
+               }
+
+               var prop,
+                       index = 0,
+                       length = props.length;
+
+               for ( ; index < length ; index++ ) {
+                       prop = props[ index ];
+                       tweeners[ prop ] = tweeners[ prop ] || [];
+                       tweeners[ prop ].unshift( callback );
+               }
+       },
+
+       prefilter: function( callback, prepend ) {
+               if ( prepend ) {
+                       animationPrefilters.unshift( callback );
+               } else {
+                       animationPrefilters.push( callback );
+               }
+       }
+});
+
+function defaultPrefilter( elem, props, opts ) {
+       var index, prop, value, length, dataShow, toggle, tween, hooks, oldfire,
+               anim = this,
+               style = elem.style,
+               orig = {},
+               handled = [],
+               hidden = elem.nodeType && isHidden( elem );
+
+       // handle queue: false promises
+       if ( !opts.queue ) {
+               hooks = jQuery._queueHooks( elem, "fx" );
+               if ( hooks.unqueued == null ) {
+                       hooks.unqueued = 0;
+                       oldfire = hooks.empty.fire;
+                       hooks.empty.fire = function() {
+                               if ( !hooks.unqueued ) {
+                                       oldfire();
+                               }
+                       };
+               }
+               hooks.unqueued++;
+
+               anim.always(function() {
+                       // doing this makes sure that the complete handler will be called
+                       // before this completes
+                       anim.always(function() {
+                               hooks.unqueued--;
+                               if ( !jQuery.queue( elem, "fx" ).length ) {
+                                       hooks.empty.fire();
+                               }
+                       });
+               });
+       }
+
+       // height/width overflow pass
+       if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
+               // Make sure that nothing sneaks out
+               // Record all 3 overflow attributes because IE does not
+               // change the overflow attribute when overflowX and
+               // overflowY are set to the same value
+               opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
+
+               // Set display property to inline-block for height/width
+               // animations on inline elements that are having width/height animated
+               if ( jQuery.css( elem, "display" ) === "inline" &&
+                               jQuery.css( elem, "float" ) === "none" ) {
+
+                       // inline-level elements accept inline-block;
+                       // block-level elements need to be inline with layout
+                       if ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === "inline" ) {
+                               style.display = "inline-block";
+
+                       } else {
+                               style.zoom = 1;
+                       }
+               }
+       }
+
+       if ( opts.overflow ) {
+               style.overflow = "hidden";
+               if ( !jQuery.support.shrinkWrapBlocks ) {
+                       anim.done(function() {
+                               style.overflow = opts.overflow[ 0 ];
+                               style.overflowX = opts.overflow[ 1 ];
+                               style.overflowY = opts.overflow[ 2 ];
+                       });
+               }
+       }
+
+
+       // show/hide pass
+       for ( index in props ) {
+               value = props[ index ];
+               if ( rfxtypes.exec( value ) ) {
+                       delete props[ index ];
+                       toggle = toggle || value === "toggle";
+                       if ( value === ( hidden ? "hide" : "show" ) ) {
+                               continue;
+                       }
+                       handled.push( index );
+               }
+       }
+
+       length = handled.length;
+       if ( length ) {
+               dataShow = jQuery._data( elem, "fxshow" ) || jQuery._data( elem, "fxshow", {} );
+               if ( "hidden" in dataShow ) {
+                       hidden = dataShow.hidden;
+               }
+
+               // store state if its toggle - enables .stop().toggle() to "reverse"
+               if ( toggle ) {
+                       dataShow.hidden = !hidden;
+               }
+               if ( hidden ) {
+                       jQuery( elem ).show();
+               } else {
+                       anim.done(function() {
+                               jQuery( elem ).hide();
+                       });
+               }
+               anim.done(function() {
+                       var prop;
+                       jQuery.removeData( elem, "fxshow", true );
+                       for ( prop in orig ) {
+                               jQuery.style( elem, prop, orig[ prop ] );
+                       }
+               });
+               for ( index = 0 ; index < length ; index++ ) {
+                       prop = handled[ index ];
+                       tween = anim.createTween( prop, hidden ? dataShow[ prop ] : 0 );
+                       orig[ prop ] = dataShow[ prop ] || jQuery.style( elem, prop );
+
+                       if ( !( prop in dataShow ) ) {
+                               dataShow[ prop ] = tween.start;
+                               if ( hidden ) {
+                                       tween.end = tween.start;
+                                       tween.start = prop === "width" || prop === "height" ? 1 : 0;
+                               }
+                       }
+               }
+       }
+}
+
+function Tween( elem, options, prop, end, easing ) {
+       return new Tween.prototype.init( elem, options, prop, end, easing );
+}
+jQuery.Tween = Tween;
+
+Tween.prototype = {
+       constructor: Tween,
+       init: function( elem, options, prop, end, easing, unit ) {
+               this.elem = elem;
+               this.prop = prop;
+               this.easing = easing || "swing";
+               this.options = options;
+               this.start = this.now = this.cur();
+               this.end = end;
+               this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
+       },
+       cur: function() {
+               var hooks = Tween.propHooks[ this.prop ];
+
+               return hooks && hooks.get ?
+                       hooks.get( this ) :
+                       Tween.propHooks._default.get( this );
+       },
+       run: function( percent ) {
+               var eased,
+                       hooks = Tween.propHooks[ this.prop ];
+
+               if ( this.options.duration ) {
+                       this.pos = eased = jQuery.easing[ this.easing ](
+                               percent, this.options.duration * percent, 0, 1, this.options.duration
+                       );
+               } else {
+                       this.pos = eased = percent;
+               }
+               this.now = ( this.end - this.start ) * eased + this.start;
+
+               if ( this.options.step ) {
+                       this.options.step.call( this.elem, this.now, this );
+               }
+
+               if ( hooks && hooks.set ) {
+                       hooks.set( this );
+               } else {
+                       Tween.propHooks._default.set( this );
+               }
+               return this;
+       }
+};
+
+Tween.prototype.init.prototype = Tween.prototype;
+
+Tween.propHooks = {
+       _default: {
+               get: function( tween ) {
+                       var result;
+
+                       if ( tween.elem[ tween.prop ] != null &&
+                               (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {
+                               return tween.elem[ tween.prop ];
+                       }
+
+                       // passing any value as a 4th parameter to .css will automatically
+                       // attempt a parseFloat and fallback to a string if the parse fails
+                       // so, simple values such as "10px" are parsed to Float.
+                       // complex values such as "rotate(1rad)" are returned as is.
+                       result = jQuery.css( tween.elem, tween.prop, false, "" );
+                       // Empty strings, null, undefined and "auto" are converted to 0.
+                       return !result || result === "auto" ? 0 : result;
+               },
+               set: function( tween ) {
+                       // use step hook for back compat - use cssHook if its there - use .style if its
+                       // available and use plain properties where available
+                       if ( jQuery.fx.step[ tween.prop ] ) {
+                               jQuery.fx.step[ tween.prop ]( tween );
+                       } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) {
+                               jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
+                       } else {
+                               tween.elem[ tween.prop ] = tween.now;
+                       }
+               }
+       }
+};
+
+// Remove in 2.0 - this supports IE8's panic based approach
+// to setting things on disconnected nodes
+
+Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
+       set: function( tween ) {
+               if ( tween.elem.nodeType && tween.elem.parentNode ) {
+                       tween.elem[ tween.prop ] = tween.now;
+               }
+       }
+};
+
+jQuery.each([ "toggle", "show", "hide" ], function( i, name ) {
+       var cssFn = jQuery.fn[ name ];
+       jQuery.fn[ name ] = function( speed, easing, callback ) {
+               return speed == null || typeof speed === "boolean" ||
+                       // special check for .toggle( handler, handler, ... )
+                       ( !i && jQuery.isFunction( speed ) && jQuery.isFunction( easing ) ) ?
+                       cssFn.apply( this, arguments ) :
+                       this.animate( genFx( name, true ), speed, easing, callback );
+       };
+});
+
+jQuery.fn.extend({
+       fadeTo: function( speed, to, easing, callback ) {
+
+               // show any hidden elements after setting opacity to 0
+               return this.filter( isHidden ).css( "opacity", 0 ).show()
+
+                       // animate to the value specified
+                       .end().animate({ opacity: to }, speed, easing, callback );
+       },
+       animate: function( prop, speed, easing, callback ) {
+               var empty = jQuery.isEmptyObject( prop ),
+                       optall = jQuery.speed( speed, easing, callback ),
+                       doAnimation = function() {
+                               // Operate on a copy of prop so per-property easing won't be lost
+                               var anim = Animation( this, jQuery.extend( {}, prop ), optall );
+
+                               // Empty animations resolve immediately
+                               if ( empty ) {
+                                       anim.stop( true );
+                               }
+                       };
+
+               return empty || optall.queue === false ?
+                       this.each( doAnimation ) :
+                       this.queue( optall.queue, doAnimation );
+       },
+       stop: function( type, clearQueue, gotoEnd ) {
+               var stopQueue = function( hooks ) {
+                       var stop = hooks.stop;
+                       delete hooks.stop;
+                       stop( gotoEnd );
+               };
+
+               if ( typeof type !== "string" ) {
+                       gotoEnd = clearQueue;
+                       clearQueue = type;
+                       type = undefined;
+               }
+               if ( clearQueue && type !== false ) {
+                       this.queue( type || "fx", [] );
+               }
+
+               return this.each(function() {
+                       var dequeue = true,
+                               index = type != null && type + "queueHooks",
+                               timers = jQuery.timers,
+                               data = jQuery._data( this );
+
+                       if ( index ) {
+                               if ( data[ index ] && data[ index ].stop ) {
+                                       stopQueue( data[ index ] );
+                               }
+                       } else {
+                               for ( index in data ) {
+                                       if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
+                                               stopQueue( data[ index ] );
+                                       }
+                               }
+                       }
+
+                       for ( index = timers.length; index--; ) {
+                               if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {
+                                       timers[ index ].anim.stop( gotoEnd );
+                                       dequeue = false;
+                                       timers.splice( index, 1 );
+                               }
+                       }
+
+                       // start the next in the queue if the last step wasn't forced
+                       // timers currently will call their complete callbacks, which will dequeue
+                       // but only if they were gotoEnd
+                       if ( dequeue || !gotoEnd ) {
+                               jQuery.dequeue( this, type );
+                       }
+               });
+       }
+});
+
+// Generate parameters to create a standard animation
+function genFx( type, includeWidth ) {
+       var which,
+               attrs = { height: type },
+               i = 0;
+
+       // if we include width, step value is 1 to do all cssExpand values,
+       // if we don't include width, step value is 2 to skip over Left and Right
+       includeWidth = includeWidth? 1 : 0;
+       for( ; i < 4 ; i += 2 - includeWidth ) {
+               which = cssExpand[ i ];
+               attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
+       }
+
+       if ( includeWidth ) {
+               attrs.opacity = attrs.width = type;
+       }
+
+       return attrs;
+}
+
+// Generate shortcuts for custom animations
+jQuery.each({
+       slideDown: genFx("show"),
+       slideUp: genFx("hide"),
+       slideToggle: genFx("toggle"),
+       fadeIn: { opacity: "show" },
+       fadeOut: { opacity: "hide" },
+       fadeToggle: { opacity: "toggle" }
+}, function( name, props ) {
+       jQuery.fn[ name ] = function( speed, easing, callback ) {
+               return this.animate( props, speed, easing, callback );
+       };
+});
+
+jQuery.speed = function( speed, easing, fn ) {
+       var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
+               complete: fn || !fn && easing ||
+                       jQuery.isFunction( speed ) && speed,
+               duration: speed,
+               easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
+       };
+
+       opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
+               opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;
+
+       // normalize opt.queue - true/undefined/null -> "fx"
+       if ( opt.queue == null || opt.queue === true ) {
+               opt.queue = "fx";
+       }
+
+       // Queueing
+       opt.old = opt.complete;
+
+       opt.complete = function() {
+               if ( jQuery.isFunction( opt.old ) ) {
+                       opt.old.call( this );
+               }
+
+               if ( opt.queue ) {
+                       jQuery.dequeue( this, opt.queue );
+               }
+       };
+
+       return opt;
+};
+
+jQuery.easing = {
+       linear: function( p ) {
+               return p;
+       },
+       swing: function( p ) {
+               return 0.5 - Math.cos( p*Math.PI ) / 2;
+       }
+};
+
+jQuery.timers = [];
+jQuery.fx = Tween.prototype.init;
+jQuery.fx.tick = function() {
+       var timer,
+               timers = jQuery.timers,
+               i = 0;
+
+       fxNow = jQuery.now();
+
+       for ( ; i < timers.length; i++ ) {
+               timer = timers[ i ];
+               // Checks the timer has not already been removed
+               if ( !timer() && timers[ i ] === timer ) {
+                       timers.splice( i--, 1 );
+               }
+       }
+
+       if ( !timers.length ) {
+               jQuery.fx.stop();
+       }
+       fxNow = undefined;
+};
+
+jQuery.fx.timer = function( timer ) {
+       if ( timer() && jQuery.timers.push( timer ) && !timerId ) {
+               timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval );
+       }
+};
+
+jQuery.fx.interval = 13;
+
+jQuery.fx.stop = function() {
+       clearInterval( timerId );
+       timerId = null;
+};
+
+jQuery.fx.speeds = {
+       slow: 600,
+       fast: 200,
+       // Default speed
+       _default: 400
+};
+
+// Back Compat <1.8 extension point
+jQuery.fx.step = {};
+
+if ( jQuery.expr && jQuery.expr.filters ) {
+       jQuery.expr.filters.animated = function( elem ) {
+               return jQuery.grep(jQuery.timers, function( fn ) {
+                       return elem === fn.elem;
+               }).length;
+       };
+}
+var rroot = /^(?:body|html)$/i;
+
+jQuery.fn.offset = function( options ) {
+       if ( arguments.length ) {
+               return options === undefined ?
+                       this :
+                       this.each(function( i ) {
+                               jQuery.offset.setOffset( this, options, i );
+                       });
+       }
+
+       var docElem, body, win, clientTop, clientLeft, scrollTop, scrollLeft,
+               box = { top: 0, left: 0 },
+               elem = this[ 0 ],
+               doc = elem && elem.ownerDocument;
+
+       if ( !doc ) {
+               return;
+       }
+
+       if ( (body = doc.body) === elem ) {
+               return jQuery.offset.bodyOffset( elem );
+       }
+
+       docElem = doc.documentElement;
+
+       // Make sure it's not a disconnected DOM node
+       if ( !jQuery.contains( docElem, elem ) ) {
+               return box;
+       }
+
+       // If we don't have gBCR, just use 0,0 rather than error
+       // BlackBerry 5, iOS 3 (original iPhone)
+       if ( typeof elem.getBoundingClientRect !== "undefined" ) {
+               box = elem.getBoundingClientRect();
+       }
+       win = getWindow( doc );
+       clientTop  = docElem.clientTop  || body.clientTop  || 0;
+       clientLeft = docElem.clientLeft || body.clientLeft || 0;
+       scrollTop  = win.pageYOffset || docElem.scrollTop;
+       scrollLeft = win.pageXOffset || docElem.scrollLeft;
+       return {
+               top: box.top  + scrollTop  - clientTop,
+               left: box.left + scrollLeft - clientLeft
+       };
+};
+
+jQuery.offset = {
+
+       bodyOffset: function( body ) {
+               var top = body.offsetTop,
+                       left = body.offsetLeft;
+
+               if ( jQuery.support.doesNotIncludeMarginInBodyOffset ) {
+                       top  += parseFloat( jQuery.css(body, "marginTop") ) || 0;
+                       left += parseFloat( jQuery.css(body, "marginLeft") ) || 0;
+               }
+
+               return { top: top, left: left };
+       },
+
+       setOffset: function( elem, options, i ) {
+               var position = jQuery.css( elem, "position" );
+
+               // set position first, in-case top/left are set even on static elem
+               if ( position === "static" ) {
+                       elem.style.position = "relative";
+               }
+
+               var curElem = jQuery( elem ),
+                       curOffset = curElem.offset(),
+                       curCSSTop = jQuery.css( elem, "top" ),
+                       curCSSLeft = jQuery.css( elem, "left" ),
+                       calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1,
+                       props = {}, curPosition = {}, curTop, curLeft;
+
+               // need to be able to calculate position if either top or left is auto and position is either absolute or fixed
+               if ( calculatePosition ) {
+                       curPosition = curElem.position();
+                       curTop = curPosition.top;
+                       curLeft = curPosition.left;
+               } else {
+                       curTop = parseFloat( curCSSTop ) || 0;
+                       curLeft = parseFloat( curCSSLeft ) || 0;
+               }
+
+               if ( jQuery.isFunction( options ) ) {
+                       options = options.call( elem, i, curOffset );
+               }
+
+               if ( options.top != null ) {
+                       props.top = ( options.top - curOffset.top ) + curTop;
+               }
+               if ( options.left != null ) {
+                       props.left = ( options.left - curOffset.left ) + curLeft;
+               }
+
+               if ( "using" in options ) {
+                       options.using.call( elem, props );
+               } else {
+                       curElem.css( props );
+               }
+       }
+};
+
+
+jQuery.fn.extend({
+
+       position: function() {
+               if ( !this[0] ) {
+                       return;
+               }
+
+               var elem = this[0],
+
+               // Get *real* offsetParent
+               offsetParent = this.offsetParent(),
+
+               // Get correct offsets
+               offset       = this.offset(),
+               parentOffset = rroot.test(offsetParent[0].nodeName) ? { top: 0, left: 0 } : offsetParent.offset();
+
+               // Subtract element margins
+               // note: when an element has margin: auto the offsetLeft and marginLeft
+               // are the same in Safari causing offset.left to incorrectly be 0
+               offset.top  -= parseFloat( jQuery.css(elem, "marginTop") ) || 0;
+               offset.left -= parseFloat( jQuery.css(elem, "marginLeft") ) || 0;
+
+               // Add offsetParent borders
+               parentOffset.top  += parseFloat( jQuery.css(offsetParent[0], "borderTopWidth") ) || 0;
+               parentOffset.left += parseFloat( jQuery.css(offsetParent[0], "borderLeftWidth") ) || 0;
+
+               // Subtract the two offsets
+               return {
+                       top:  offset.top  - parentOffset.top,
+                       left: offset.left - parentOffset.left
+               };
+       },
+
+       offsetParent: function() {
+               return this.map(function() {
+                       var offsetParent = this.offsetParent || document.body;
+                       while ( offsetParent && (!rroot.test(offsetParent.nodeName) && jQuery.css(offsetParent, "position") === "static") ) {
+                               offsetParent = offsetParent.offsetParent;
+                       }
+                       return offsetParent || document.body;
+               });
+       }
+});
+
+
+// Create scrollLeft and scrollTop methods
+jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) {
+       var top = /Y/.test( prop );
+
+       jQuery.fn[ method ] = function( val ) {
+               return jQuery.access( this, function( elem, method, val ) {
+                       var win = getWindow( elem );
+
+                       if ( val === undefined ) {
+                               return win ? (prop in win) ? win[ prop ] :
+                                       win.document.documentElement[ method ] :
+                                       elem[ method ];
+                       }
+
+                       if ( win ) {
+                               win.scrollTo(
+                                       !top ? val : jQuery( win ).scrollLeft(),
+                                        top ? val : jQuery( win ).scrollTop()
+                               );
+
+                       } else {
+                               elem[ method ] = val;
+                       }
+               }, method, val, arguments.length, null );
+       };
+});
+
+function getWindow( elem ) {
+       return jQuery.isWindow( elem ) ?
+               elem :
+               elem.nodeType === 9 ?
+                       elem.defaultView || elem.parentWindow :
+                       false;
+}
+// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
+jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
+       jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) {
+               // margin is only for outerHeight, outerWidth
+               jQuery.fn[ funcName ] = function( margin, value ) {
+                       var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
+                               extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );
+
+                       return jQuery.access( this, function( elem, type, value ) {
+                               var doc;
+
+                               if ( jQuery.isWindow( elem ) ) {
+                                       // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
+                                       // isn't a whole lot we can do. See pull request at this URL for discussion:
+                                       // https://github.com/jquery/jquery/pull/764
+                                       return elem.document.documentElement[ "client" + name ];
+                               }
+
+                               // Get document width or height
+                               if ( elem.nodeType === 9 ) {
+                                       doc = elem.documentElement;
+
+                                       // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest
+                                       // unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.
+                                       return Math.max(
+                                               elem.body[ "scroll" + name ], doc[ "scroll" + name ],
+                                               elem.body[ "offset" + name ], doc[ "offset" + name ],
+                                               doc[ "client" + name ]
+                                       );
+                               }
+
+                               return value === undefined ?
+                                       // Get width or height on the element, requesting but not forcing parseFloat
+                                       jQuery.css( elem, type, value, extra ) :
+
+                                       // Set width or height on the element
+                                       jQuery.style( elem, type, value, extra );
+                       }, type, chainable ? margin : undefined, chainable, null );
+               };
+       });
+});
+// Expose jQuery to the global object
+window.jQuery = window.$ = jQuery;
+
+// Expose jQuery as an AMD module, but only for AMD loaders that
+// understand the issues with loading multiple versions of jQuery
+// in a page that all might call define(). The loader will indicate
+// they have special allowances for multiple jQuery versions by
+// specifying define.amd.jQuery = true. Register as a named module,
+// since jQuery can be concatenated with other files that may use define,
+// but not use a proper concatenation script that understands anonymous
+// AMD modules. A named AMD is safest and most robust way to register.
+// Lowercase jquery is used because AMD module names are derived from
+// file names, and jQuery is normally delivered in a lowercase file name.
+// Do this after creating the global so that if an AMD module wants to call
+// noConflict to hide this version of jQuery, it will work.
+if ( typeof define === "function" && define.amd && define.amd.jQuery ) {
+       define( "jquery", [], function () { return jQuery; } );
+}
+
+})( window );
diff --git a/pdns/recursordist/html/js/moment.js b/pdns/recursordist/html/js/moment.js
new file mode 100644 (file)
index 0000000..c635ec0
--- /dev/null
@@ -0,0 +1,3043 @@
+//! moment.js
+//! version : 2.9.0
+//! authors : Tim Wood, Iskren Chernev, Moment.js contributors
+//! license : MIT
+//! momentjs.com
+
+(function (undefined) {
+    /************************************
+        Constants
+    ************************************/
+
+    var moment,
+        VERSION = '2.9.0',
+        // the global-scope this is NOT the global object in Node.js
+        globalScope = (typeof global !== 'undefined' && (typeof window === 'undefined' || window === global.window)) ? global : this,
+        oldGlobalMoment,
+        round = Math.round,
+        hasOwnProperty = Object.prototype.hasOwnProperty,
+        i,
+
+        YEAR = 0,
+        MONTH = 1,
+        DATE = 2,
+        HOUR = 3,
+        MINUTE = 4,
+        SECOND = 5,
+        MILLISECOND = 6,
+
+        // internal storage for locale config files
+        locales = {},
+
+        // extra moment internal properties (plugins register props here)
+        momentProperties = [],
+
+        // check for nodeJS
+        hasModule = (typeof module !== 'undefined' && module && module.exports),
+
+        // ASP.NET json date format regex
+        aspNetJsonRegex = /^\/?Date\((\-?\d+)/i,
+        aspNetTimeSpanJsonRegex = /(\-)?(?:(\d*)\.)?(\d+)\:(\d+)(?:\:(\d+)\.?(\d{3})?)?/,
+
+        // from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html
+        // somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere
+        isoDurationRegex = /^(-)?P(?:(?:([0-9,.]*)Y)?(?:([0-9,.]*)M)?(?:([0-9,.]*)D)?(?:T(?:([0-9,.]*)H)?(?:([0-9,.]*)M)?(?:([0-9,.]*)S)?)?|([0-9,.]*)W)$/,
+
+        // format tokens
+        formattingTokens = /(\[[^\[]*\])|(\\)?(Mo|MM?M?M?|Do|DDDo|DD?D?D?|ddd?d?|do?|w[o|w]?|W[o|W]?|Q|YYYYYY|YYYYY|YYYY|YY|gg(ggg?)?|GG(GGG?)?|e|E|a|A|hh?|HH?|mm?|ss?|S{1,4}|x|X|zz?|ZZ?|.)/g,
+        localFormattingTokens = /(\[[^\[]*\])|(\\)?(LTS|LT|LL?L?L?|l{1,4})/g,
+
+        // parsing token regexes
+        parseTokenOneOrTwoDigits = /\d\d?/, // 0 - 99
+        parseTokenOneToThreeDigits = /\d{1,3}/, // 0 - 999
+        parseTokenOneToFourDigits = /\d{1,4}/, // 0 - 9999
+        parseTokenOneToSixDigits = /[+\-]?\d{1,6}/, // -999,999 - 999,999
+        parseTokenDigits = /\d+/, // nonzero number of digits
+        parseTokenWord = /[0-9]*['a-z\u00A0-\u05FF\u0700-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+|[\u0600-\u06FF\/]+(\s*?[\u0600-\u06FF]+){1,2}/i, // any word (or two) characters or numbers including two/three word month in arabic.
+        parseTokenTimezone = /Z|[\+\-]\d\d:?\d\d/gi, // +00:00 -00:00 +0000 -0000 or Z
+        parseTokenT = /T/i, // T (ISO separator)
+        parseTokenOffsetMs = /[\+\-]?\d+/, // 1234567890123
+        parseTokenTimestampMs = /[\+\-]?\d+(\.\d{1,3})?/, // 123456789 123456789.123
+
+        //strict parsing regexes
+        parseTokenOneDigit = /\d/, // 0 - 9
+        parseTokenTwoDigits = /\d\d/, // 00 - 99
+        parseTokenThreeDigits = /\d{3}/, // 000 - 999
+        parseTokenFourDigits = /\d{4}/, // 0000 - 9999
+        parseTokenSixDigits = /[+-]?\d{6}/, // -999,999 - 999,999
+        parseTokenSignedNumber = /[+-]?\d+/, // -inf - inf
+
+        // iso 8601 regex
+        // 0000-00-00 0000-W00 or 0000-W00-0 + T + 00 or 00:00 or 00:00:00 or 00:00:00.000 + +00:00 or +0000 or +00)
+        isoRegex = /^\s*(?:[+-]\d{6}|\d{4})-(?:(\d\d-\d\d)|(W\d\d$)|(W\d\d-\d)|(\d\d\d))((T| )(\d\d(:\d\d(:\d\d(\.\d+)?)?)?)?([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?$/,
+
+        isoFormat = 'YYYY-MM-DDTHH:mm:ssZ',
+
+        isoDates = [
+            ['YYYYYY-MM-DD', /[+-]\d{6}-\d{2}-\d{2}/],
+            ['YYYY-MM-DD', /\d{4}-\d{2}-\d{2}/],
+            ['GGGG-[W]WW-E', /\d{4}-W\d{2}-\d/],
+            ['GGGG-[W]WW', /\d{4}-W\d{2}/],
+            ['YYYY-DDD', /\d{4}-\d{3}/]
+        ],
+
+        // iso time formats and regexes
+        isoTimes = [
+            ['HH:mm:ss.SSSS', /(T| )\d\d:\d\d:\d\d\.\d+/],
+            ['HH:mm:ss', /(T| )\d\d:\d\d:\d\d/],
+            ['HH:mm', /(T| )\d\d:\d\d/],
+            ['HH', /(T| )\d\d/]
+        ],
+
+        // timezone chunker '+10:00' > ['10', '00'] or '-1530' > ['-', '15', '30']
+        parseTimezoneChunker = /([\+\-]|\d\d)/gi,
+
+        // getter and setter names
+        proxyGettersAndSetters = 'Date|Hours|Minutes|Seconds|Milliseconds'.split('|'),
+        unitMillisecondFactors = {
+            'Milliseconds' : 1,
+            'Seconds' : 1e3,
+            'Minutes' : 6e4,
+            'Hours' : 36e5,
+            'Days' : 864e5,
+            'Months' : 2592e6,
+            'Years' : 31536e6
+        },
+
+        unitAliases = {
+            ms : 'millisecond',
+            s : 'second',
+            m : 'minute',
+            h : 'hour',
+            d : 'day',
+            D : 'date',
+            w : 'week',
+            W : 'isoWeek',
+            M : 'month',
+            Q : 'quarter',
+            y : 'year',
+            DDD : 'dayOfYear',
+            e : 'weekday',
+            E : 'isoWeekday',
+            gg: 'weekYear',
+            GG: 'isoWeekYear'
+        },
+
+        camelFunctions = {
+            dayofyear : 'dayOfYear',
+            isoweekday : 'isoWeekday',
+            isoweek : 'isoWeek',
+            weekyear : 'weekYear',
+            isoweekyear : 'isoWeekYear'
+        },
+
+        // format function strings
+        formatFunctions = {},
+
+        // default relative time thresholds
+        relativeTimeThresholds = {
+            s: 45,  // seconds to minute
+            m: 45,  // minutes to hour
+            h: 22,  // hours to day
+            d: 26,  // days to month
+            M: 11   // months to year
+        },
+
+        // tokens to ordinalize and pad
+        ordinalizeTokens = 'DDD w W M D d'.split(' '),
+        paddedTokens = 'M D H h m s w W'.split(' '),
+
+        formatTokenFunctions = {
+            M    : function () {
+                return this.month() + 1;
+            },
+            MMM  : function (format) {
+                return this.localeData().monthsShort(this, format);
+            },
+            MMMM : function (format) {
+                return this.localeData().months(this, format);
+            },
+            D    : function () {
+                return this.date();
+            },
+            DDD  : function () {
+                return this.dayOfYear();
+            },
+            d    : function () {
+                return this.day();
+            },
+            dd   : function (format) {
+                return this.localeData().weekdaysMin(this, format);
+            },
+            ddd  : function (format) {
+                return this.localeData().weekdaysShort(this, format);
+            },
+            dddd : function (format) {
+                return this.localeData().weekdays(this, format);
+            },
+            w    : function () {
+                return this.week();
+            },
+            W    : function () {
+                return this.isoWeek();
+            },
+            YY   : function () {
+                return leftZeroFill(this.year() % 100, 2);
+            },
+            YYYY : function () {
+                return leftZeroFill(this.year(), 4);
+            },
+            YYYYY : function () {
+                return leftZeroFill(this.year(), 5);
+            },
+            YYYYYY : function () {
+                var y = this.year(), sign = y >= 0 ? '+' : '-';
+                return sign + leftZeroFill(Math.abs(y), 6);
+            },
+            gg   : function () {
+                return leftZeroFill(this.weekYear() % 100, 2);
+            },
+            gggg : function () {
+                return leftZeroFill(this.weekYear(), 4);
+            },
+            ggggg : function () {
+                return leftZeroFill(this.weekYear(), 5);
+            },
+            GG   : function () {
+                return leftZeroFill(this.isoWeekYear() % 100, 2);
+            },
+            GGGG : function () {
+                return leftZeroFill(this.isoWeekYear(), 4);
+            },
+            GGGGG : function () {
+                return leftZeroFill(this.isoWeekYear(), 5);
+            },
+            e : function () {
+                return this.weekday();
+            },
+            E : function () {
+                return this.isoWeekday();
+            },
+            a    : function () {
+                return this.localeData().meridiem(this.hours(), this.minutes(), true);
+            },
+            A    : function () {
+                return this.localeData().meridiem(this.hours(), this.minutes(), false);
+            },
+            H    : function () {
+                return this.hours();
+            },
+            h    : function () {
+                return this.hours() % 12 || 12;
+            },
+            m    : function () {
+                return this.minutes();
+            },
+            s    : function () {
+                return this.seconds();
+            },
+            S    : function () {
+                return toInt(this.milliseconds() / 100);
+            },
+            SS   : function () {
+                return leftZeroFill(toInt(this.milliseconds() / 10), 2);
+            },
+            SSS  : function () {
+                return leftZeroFill(this.milliseconds(), 3);
+            },
+            SSSS : function () {
+                return leftZeroFill(this.milliseconds(), 3);
+            },
+            Z    : function () {
+                var a = this.utcOffset(),
+                    b = '+';
+                if (a < 0) {
+                    a = -a;
+                    b = '-';
+                }
+                return b + leftZeroFill(toInt(a / 60), 2) + ':' + leftZeroFill(toInt(a) % 60, 2);
+            },
+            ZZ   : function () {
+                var a = this.utcOffset(),
+                    b = '+';
+                if (a < 0) {
+                    a = -a;
+                    b = '-';
+                }
+                return b + leftZeroFill(toInt(a / 60), 2) + leftZeroFill(toInt(a) % 60, 2);
+            },
+            z : function () {
+                return this.zoneAbbr();
+            },
+            zz : function () {
+                return this.zoneName();
+            },
+            x    : function () {
+                return this.valueOf();
+            },
+            X    : function () {
+                return this.unix();
+            },
+            Q : function () {
+                return this.quarter();
+            }
+        },
+
+        deprecations = {},
+
+        lists = ['months', 'monthsShort', 'weekdays', 'weekdaysShort', 'weekdaysMin'],
+
+        updateInProgress = false;
+
+    // Pick the first defined of two or three arguments. dfl comes from
+    // default.
+    function dfl(a, b, c) {
+        switch (arguments.length) {
+            case 2: return a != null ? a : b;
+            case 3: return a != null ? a : b != null ? b : c;
+            default: throw new Error('Implement me');
+        }
+    }
+
+    function hasOwnProp(a, b) {
+        return hasOwnProperty.call(a, b);
+    }
+
+    function defaultParsingFlags() {
+        // We need to deep clone this object, and es5 standard is not very
+        // helpful.
+        return {
+            empty : false,
+            unusedTokens : [],
+            unusedInput : [],
+            overflow : -2,
+            charsLeftOver : 0,
+            nullInput : false,
+            invalidMonth : null,
+            invalidFormat : false,
+            userInvalidated : false,
+            iso: false
+        };
+    }
+
+    function printMsg(msg) {
+        if (moment.suppressDeprecationWarnings === false &&
+                typeof console !== 'undefined' && console.warn) {
+            console.warn('Deprecation warning: ' + msg);
+        }
+    }
+
+    function deprecate(msg, fn) {
+        var firstTime = true;
+        return extend(function () {
+            if (firstTime) {
+                printMsg(msg);
+                firstTime = false;
+            }
+            return fn.apply(this, arguments);
+        }, fn);
+    }
+
+    function deprecateSimple(name, msg) {
+        if (!deprecations[name]) {
+            printMsg(msg);
+            deprecations[name] = true;
+        }
+    }
+
+    function padToken(func, count) {
+        return function (a) {
+            return leftZeroFill(func.call(this, a), count);
+        };
+    }
+    function ordinalizeToken(func, period) {
+        return function (a) {
+            return this.localeData().ordinal(func.call(this, a), period);
+        };
+    }
+
+    function monthDiff(a, b) {
+        // difference in months
+        var wholeMonthDiff = ((b.year() - a.year()) * 12) + (b.month() - a.month()),
+            // b is in (anchor - 1 month, anchor + 1 month)
+            anchor = a.clone().add(wholeMonthDiff, 'months'),
+            anchor2, adjust;
+
+        if (b - anchor < 0) {
+            anchor2 = a.clone().add(wholeMonthDiff - 1, 'months');
+            // linear across the month
+            adjust = (b - anchor) / (anchor - anchor2);
+        } else {
+            anchor2 = a.clone().add(wholeMonthDiff + 1, 'months');
+            // linear across the month
+            adjust = (b - anchor) / (anchor2 - anchor);
+        }
+
+        return -(wholeMonthDiff + adjust);
+    }
+
+    while (ordinalizeTokens.length) {
+        i = ordinalizeTokens.pop();
+        formatTokenFunctions[i + 'o'] = ordinalizeToken(formatTokenFunctions[i], i);
+    }
+    while (paddedTokens.length) {
+        i = paddedTokens.pop();
+        formatTokenFunctions[i + i] = padToken(formatTokenFunctions[i], 2);
+    }
+    formatTokenFunctions.DDDD = padToken(formatTokenFunctions.DDD, 3);
+
+
+    function meridiemFixWrap(locale, hour, meridiem) {
+        var isPm;
+
+        if (meridiem == null) {
+            // nothing to do
+            return hour;
+        }
+        if (locale.meridiemHour != null) {
+            return locale.meridiemHour(hour, meridiem);
+        } else if (locale.isPM != null) {
+            // Fallback
+            isPm = locale.isPM(meridiem);
+            if (isPm && hour < 12) {
+                hour += 12;
+            }
+            if (!isPm && hour === 12) {
+                hour = 0;
+            }
+            return hour;
+        } else {
+            // thie is not supposed to happen
+            return hour;
+        }
+    }
+
+    /************************************
+        Constructors
+    ************************************/
+
+    function Locale() {
+    }
+
+    // Moment prototype object
+    function Moment(config, skipOverflow) {
+        if (skipOverflow !== false) {
+            checkOverflow(config);
+        }
+        copyConfig(this, config);
+        this._d = new Date(+config._d);
+        // Prevent infinite loop in case updateOffset creates new moment
+        // objects.
+        if (updateInProgress === false) {
+            updateInProgress = true;
+            moment.updateOffset(this);
+            updateInProgress = false;
+        }
+    }
+
+    // Duration Constructor
+    function Duration(duration) {
+        var normalizedInput = normalizeObjectUnits(duration),
+            years = normalizedInput.year || 0,
+            quarters = normalizedInput.quarter || 0,
+            months = normalizedInput.month || 0,
+            weeks = normalizedInput.week || 0,
+            days = normalizedInput.day || 0,
+            hours = normalizedInput.hour || 0,
+            minutes = normalizedInput.minute || 0,
+            seconds = normalizedInput.second || 0,
+            milliseconds = normalizedInput.millisecond || 0;
+
+        // representation for dateAddRemove
+        this._milliseconds = +milliseconds +
+            seconds * 1e3 + // 1000
+            minutes * 6e4 + // 1000 * 60
+            hours * 36e5; // 1000 * 60 * 60
+        // Because of dateAddRemove treats 24 hours as different from a
+        // day when working around DST, we need to store them separately
+        this._days = +days +
+            weeks * 7;
+        // It is impossible translate months into days without knowing
+        // which months you are are talking about, so we have to store
+        // it separately.
+        this._months = +months +
+            quarters * 3 +
+            years * 12;
+
+        this._data = {};
+
+        this._locale = moment.localeData();
+
+        this._bubble();
+    }
+
+    /************************************
+        Helpers
+    ************************************/
+
+
+    function extend(a, b) {
+        for (var i in b) {
+            if (hasOwnProp(b, i)) {
+                a[i] = b[i];
+            }
+        }
+
+        if (hasOwnProp(b, 'toString')) {
+            a.toString = b.toString;
+        }
+
+        if (hasOwnProp(b, 'valueOf')) {
+            a.valueOf = b.valueOf;
+        }
+
+        return a;
+    }
+
+    function copyConfig(to, from) {
+        var i, prop, val;
+
+        if (typeof from._isAMomentObject !== 'undefined') {
+            to._isAMomentObject = from._isAMomentObject;
+        }
+        if (typeof from._i !== 'undefined') {
+            to._i = from._i;
+        }
+        if (typeof from._f !== 'undefined') {
+            to._f = from._f;
+        }
+        if (typeof from._l !== 'undefined') {
+            to._l = from._l;
+        }
+        if (typeof from._strict !== 'undefined') {
+            to._strict = from._strict;
+        }
+        if (typeof from._tzm !== 'undefined') {
+            to._tzm = from._tzm;
+        }
+        if (typeof from._isUTC !== 'undefined') {
+            to._isUTC = from._isUTC;
+        }
+        if (typeof from._offset !== 'undefined') {
+            to._offset = from._offset;
+        }
+        if (typeof from._pf !== 'undefined') {
+            to._pf = from._pf;
+        }
+        if (typeof from._locale !== 'undefined') {
+            to._locale = from._locale;
+        }
+
+        if (momentProperties.length > 0) {
+            for (i in momentProperties) {
+                prop = momentProperties[i];
+                val = from[prop];
+                if (typeof val !== 'undefined') {
+                    to[prop] = val;
+                }
+            }
+        }
+
+        return to;
+    }
+
+    function absRound(number) {
+        if (number < 0) {
+            return Math.ceil(number);
+        } else {
+            return Math.floor(number);
+        }
+    }
+
+    // left zero fill a number
+    // see http://jsperf.com/left-zero-filling for performance comparison
+    function leftZeroFill(number, targetLength, forceSign) {
+        var output = '' + Math.abs(number),
+            sign = number >= 0;
+
+        while (output.length < targetLength) {
+            output = '0' + output;
+        }
+        return (sign ? (forceSign ? '+' : '') : '-') + output;
+    }
+
+    function positiveMomentsDifference(base, other) {
+        var res = {milliseconds: 0, months: 0};
+
+        res.months = other.month() - base.month() +
+            (other.year() - base.year()) * 12;
+        if (base.clone().add(res.months, 'M').isAfter(other)) {
+            --res.months;
+        }
+
+        res.milliseconds = +other - +(base.clone().add(res.months, 'M'));
+
+        return res;
+    }
+
+    function momentsDifference(base, other) {
+        var res;
+        other = makeAs(other, base);
+        if (base.isBefore(other)) {
+            res = positiveMomentsDifference(base, other);
+        } else {
+            res = positiveMomentsDifference(other, base);
+            res.milliseconds = -res.milliseconds;
+            res.months = -res.months;
+        }
+
+        return res;
+    }
+
+    // TODO: remove 'name' arg after deprecation is removed
+    function createAdder(direction, name) {
+        return function (val, period) {
+            var dur, tmp;
+            //invert the arguments, but complain about it
+            if (period !== null && !isNaN(+period)) {
+                deprecateSimple(name, 'moment().' + name  + '(period, number) is deprecated. Please use moment().' + name + '(number, period).');
+                tmp = val; val = period; period = tmp;
+            }
+
+            val = typeof val === 'string' ? +val : val;
+            dur = moment.duration(val, period);
+            addOrSubtractDurationFromMoment(this, dur, direction);
+            return this;
+        };
+    }
+
+    function addOrSubtractDurationFromMoment(mom, duration, isAdding, updateOffset) {
+        var milliseconds = duration._milliseconds,
+            days = duration._days,
+            months = duration._months;
+        updateOffset = updateOffset == null ? true : updateOffset;
+
+        if (milliseconds) {
+            mom._d.setTime(+mom._d + milliseconds * isAdding);
+        }
+        if (days) {
+            rawSetter(mom, 'Date', rawGetter(mom, 'Date') + days * isAdding);
+        }
+        if (months) {
+            rawMonthSetter(mom, rawGetter(mom, 'Month') + months * isAdding);
+        }
+        if (updateOffset) {
+            moment.updateOffset(mom, days || months);
+        }
+    }
+
+    // check if is an array
+    function isArray(input) {
+        return Object.prototype.toString.call(input) === '[object Array]';
+    }
+
+    function isDate(input) {
+        return Object.prototype.toString.call(input) === '[object Date]' ||
+            input instanceof Date;
+    }
+
+    // compare two arrays, return the number of differences
+    function compareArrays(array1, array2, dontConvert) {
+        var len = Math.min(array1.length, array2.length),
+            lengthDiff = Math.abs(array1.length - array2.length),
+            diffs = 0,
+            i;
+        for (i = 0; i < len; i++) {
+            if ((dontConvert && array1[i] !== array2[i]) ||
+                (!dontConvert && toInt(array1[i]) !== toInt(array2[i]))) {
+                diffs++;
+            }
+        }
+        return diffs + lengthDiff;
+    }
+
+    function normalizeUnits(units) {
+        if (units) {
+            var lowered = units.toLowerCase().replace(/(.)s$/, '$1');
+            units = unitAliases[units] || camelFunctions[lowered] || lowered;
+        }
+        return units;
+    }
+
+    function normalizeObjectUnits(inputObject) {
+        var normalizedInput = {},
+            normalizedProp,
+            prop;
+
+        for (prop in inputObject) {
+            if (hasOwnProp(inputObject, prop)) {
+                normalizedProp = normalizeUnits(prop);
+                if (normalizedProp) {
+                    normalizedInput[normalizedProp] = inputObject[prop];
+                }
+            }
+        }
+
+        return normalizedInput;
+    }
+
+    function makeList(field) {
+        var count, setter;
+
+        if (field.indexOf('week') === 0) {
+            count = 7;
+            setter = 'day';
+        }
+        else if (field.indexOf('month') === 0) {
+            count = 12;
+            setter = 'month';
+        }
+        else {
+            return;
+        }
+
+        moment[field] = function (format, index) {
+            var i, getter,
+                method = moment._locale[field],
+                results = [];
+
+            if (typeof format === 'number') {
+                index = format;
+                format = undefined;
+            }
+
+            getter = function (i) {
+                var m = moment().utc().set(setter, i);
+                return method.call(moment._locale, m, format || '');
+            };
+
+            if (index != null) {
+                return getter(index);
+            }
+            else {
+                for (i = 0; i < count; i++) {
+                    results.push(getter(i));
+                }
+                return results;
+            }
+        };
+    }
+
+    function toInt(argumentForCoercion) {
+        var coercedNumber = +argumentForCoercion,
+            value = 0;
+
+        if (coercedNumber !== 0 && isFinite(coercedNumber)) {
+            if (coercedNumber >= 0) {
+                value = Math.floor(coercedNumber);
+            } else {
+                value = Math.ceil(coercedNumber);
+            }
+        }
+
+        return value;
+    }
+
+    function daysInMonth(year, month) {
+        return new Date(Date.UTC(year, month + 1, 0)).getUTCDate();
+    }
+
+    function weeksInYear(year, dow, doy) {
+        return weekOfYear(moment([year, 11, 31 + dow - doy]), dow, doy).week;
+    }
+
+    function daysInYear(year) {
+        return isLeapYear(year) ? 366 : 365;
+    }
+
+    function isLeapYear(year) {
+        return (year % 4 === 0 && year % 100 !== 0) || year % 400 === 0;
+    }
+
+    function checkOverflow(m) {
+        var overflow;
+        if (m._a && m._pf.overflow === -2) {
+            overflow =
+                m._a[MONTH] < 0 || m._a[MONTH] > 11 ? MONTH :
+                m._a[DATE] < 1 || m._a[DATE] > daysInMonth(m._a[YEAR], m._a[MONTH]) ? DATE :
+                m._a[HOUR] < 0 || m._a[HOUR] > 24 ||
+                    (m._a[HOUR] === 24 && (m._a[MINUTE] !== 0 ||
+                                           m._a[SECOND] !== 0 ||
+                                           m._a[MILLISECOND] !== 0)) ? HOUR :
+                m._a[MINUTE] < 0 || m._a[MINUTE] > 59 ? MINUTE :
+                m._a[SECOND] < 0 || m._a[SECOND] > 59 ? SECOND :
+                m._a[MILLISECOND] < 0 || m._a[MILLISECOND] > 999 ? MILLISECOND :
+                -1;
+
+            if (m._pf._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) {
+                overflow = DATE;
+            }
+
+            m._pf.overflow = overflow;
+        }
+    }
+
+    function isValid(m) {
+        if (m._isValid == null) {
+            m._isValid = !isNaN(m._d.getTime()) &&
+                m._pf.overflow < 0 &&
+                !m._pf.empty &&
+                !m._pf.invalidMonth &&
+                !m._pf.nullInput &&
+                !m._pf.invalidFormat &&
+                !m._pf.userInvalidated;
+
+            if (m._strict) {
+                m._isValid = m._isValid &&
+                    m._pf.charsLeftOver === 0 &&
+                    m._pf.unusedTokens.length === 0 &&
+                    m._pf.bigHour === undefined;
+            }
+        }
+        return m._isValid;
+    }
+
+    function normalizeLocale(key) {
+        return key ? key.toLowerCase().replace('_', '-') : key;
+    }
+
+    // pick the locale from the array
+    // try ['en-au', 'en-gb'] as 'en-au', 'en-gb', 'en', as in move through the list trying each
+    // substring from most specific to least, but move to the next array item if it's a more specific variant than the current root
+    function chooseLocale(names) {
+        var i = 0, j, next, locale, split;
+
+        while (i < names.length) {
+            split = normalizeLocale(names[i]).split('-');
+            j = split.length;
+            next = normalizeLocale(names[i + 1]);
+            next = next ? next.split('-') : null;
+            while (j > 0) {
+                locale = loadLocale(split.slice(0, j).join('-'));
+                if (locale) {
+                    return locale;
+                }
+                if (next && next.length >= j && compareArrays(split, next, true) >= j - 1) {
+                    //the next array item is better than a shallower substring of this one
+                    break;
+                }
+                j--;
+            }
+            i++;
+        }
+        return null;
+    }
+
+    function loadLocale(name) {
+        var oldLocale = null;
+        if (!locales[name] && hasModule) {
+            try {
+                oldLocale = moment.locale();
+                require('./locale/' + name);
+                // because defineLocale currently also sets the global locale, we want to undo that for lazy loaded locales
+                moment.locale(oldLocale);
+            } catch (e) { }
+        }
+        return locales[name];
+    }
+
+    // Return a moment from input, that is local/utc/utcOffset equivalent to
+    // model.
+    function makeAs(input, model) {
+        var res, diff;
+        if (model._isUTC) {
+            res = model.clone();
+            diff = (moment.isMoment(input) || isDate(input) ?
+                    +input : +moment(input)) - (+res);
+            // Use low-level api, because this fn is low-level api.
+            res._d.setTime(+res._d + diff);
+            moment.updateOffset(res, false);
+            return res;
+        } else {
+            return moment(input).local();
+        }
+    }
+
+    /************************************
+        Locale
+    ************************************/
+
+
+    extend(Locale.prototype, {
+
+        set : function (config) {
+            var prop, i;
+            for (i in config) {
+                prop = config[i];
+                if (typeof prop === 'function') {
+                    this[i] = prop;
+                } else {
+                    this['_' + i] = prop;
+                }
+            }
+            // Lenient ordinal parsing accepts just a number in addition to
+            // number + (possibly) stuff coming from _ordinalParseLenient.
+            this._ordinalParseLenient = new RegExp(this._ordinalParse.source + '|' + /\d{1,2}/.source);
+        },
+
+        _months : 'January_February_March_April_May_June_July_August_September_October_November_December'.split('_'),
+        months : function (m) {
+            return this._months[m.month()];
+        },
+
+        _monthsShort : 'Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec'.split('_'),
+        monthsShort : function (m) {
+            return this._monthsShort[m.month()];
+        },
+
+        monthsParse : function (monthName, format, strict) {
+            var i, mom, regex;
+
+            if (!this._monthsParse) {
+                this._monthsParse = [];
+                this._longMonthsParse = [];
+                this._shortMonthsParse = [];
+            }
+
+            for (i = 0; i < 12; i++) {
+                // make the regex if we don't have it already
+                mom = moment.utc([2000, i]);
+                if (strict && !this._longMonthsParse[i]) {
+                    this._longMonthsParse[i] = new RegExp('^' + this.months(mom, '').replace('.', '') + '$', 'i');
+                    this._shortMonthsParse[i] = new RegExp('^' + this.monthsShort(mom, '').replace('.', '') + '$', 'i');
+                }
+                if (!strict && !this._monthsParse[i]) {
+                    regex = '^' + this.months(mom, '') + '|^' + this.monthsShort(mom, '');
+                    this._monthsParse[i] = new RegExp(regex.replace('.', ''), 'i');
+                }
+                // test the regex
+                if (strict && format === 'MMMM' && this._longMonthsParse[i].test(monthName)) {
+                    return i;
+                } else if (strict && format === 'MMM' && this._shortMonthsParse[i].test(monthName)) {
+                    return i;
+                } else if (!strict && this._monthsParse[i].test(monthName)) {
+                    return i;
+                }
+            }
+        },
+
+        _weekdays : 'Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday'.split('_'),
+        weekdays : function (m) {
+            return this._weekdays[m.day()];
+        },
+
+        _weekdaysShort : 'Sun_Mon_Tue_Wed_Thu_Fri_Sat'.split('_'),
+        weekdaysShort : function (m) {
+            return this._weekdaysShort[m.day()];
+        },
+
+        _weekdaysMin : 'Su_Mo_Tu_We_Th_Fr_Sa'.split('_'),
+        weekdaysMin : function (m) {
+            return this._weekdaysMin[m.day()];
+        },
+
+        weekdaysParse : function (weekdayName) {
+            var i, mom, regex;
+
+            if (!this._weekdaysParse) {
+                this._weekdaysParse = [];
+            }
+
+            for (i = 0; i < 7; i++) {
+                // make the regex if we don't have it already
+                if (!this._weekdaysParse[i]) {
+                    mom = moment([2000, 1]).day(i);
+                    regex = '^' + this.weekdays(mom, '') + '|^' + this.weekdaysShort(mom, '') + '|^' + this.weekdaysMin(mom, '');
+                    this._weekdaysParse[i] = new RegExp(regex.replace('.', ''), 'i');
+                }
+                // test the regex
+                if (this._weekdaysParse[i].test(weekdayName)) {
+                    return i;
+                }
+            }
+        },
+
+        _longDateFormat : {
+            LTS : 'h:mm:ss A',
+            LT : 'h:mm A',
+            L : 'MM/DD/YYYY',
+            LL : 'MMMM D, YYYY',
+            LLL : 'MMMM D, YYYY LT',
+            LLLL : 'dddd, MMMM D, YYYY LT'
+        },
+        longDateFormat : function (key) {
+            var output = this._longDateFormat[key];
+            if (!output && this._longDateFormat[key.toUpperCase()]) {
+                output = this._longDateFormat[key.toUpperCase()].replace(/MMMM|MM|DD|dddd/g, function (val) {
+                    return val.slice(1);
+                });
+                this._longDateFormat[key] = output;
+            }
+            return output;
+        },
+
+        isPM : function (input) {
+            // IE8 Quirks Mode & IE7 Standards Mode do not allow accessing strings like arrays
+            // Using charAt should be more compatible.
+            return ((input + '').toLowerCase().charAt(0) === 'p');
+        },
+
+        _meridiemParse : /[ap]\.?m?\.?/i,
+        meridiem : function (hours, minutes, isLower) {
+            if (hours > 11) {
+                return isLower ? 'pm' : 'PM';
+            } else {
+                return isLower ? 'am' : 'AM';
+            }
+        },
+
+
+        _calendar : {
+            sameDay : '[Today at] LT',
+            nextDay : '[Tomorrow at] LT',
+            nextWeek : 'dddd [at] LT',
+            lastDay : '[Yesterday at] LT',
+            lastWeek : '[Last] dddd [at] LT',
+            sameElse : 'L'
+        },
+        calendar : function (key, mom, now) {
+            var output = this._calendar[key];
+            return typeof output === 'function' ? output.apply(mom, [now]) : output;
+        },
+
+        _relativeTime : {
+            future : 'in %s',
+            past : '%s ago',
+            s : 'a few seconds',
+            m : 'a minute',
+            mm : '%d minutes',
+            h : 'an hour',
+            hh : '%d hours',
+            d : 'a day',
+            dd : '%d days',
+            M : 'a month',
+            MM : '%d months',
+            y : 'a year',
+            yy : '%d years'
+        },
+
+        relativeTime : function (number, withoutSuffix, string, isFuture) {
+            var output = this._relativeTime[string];
+            return (typeof output === 'function') ?
+                output(number, withoutSuffix, string, isFuture) :
+                output.replace(/%d/i, number);
+        },
+
+        pastFuture : function (diff, output) {
+            var format = this._relativeTime[diff > 0 ? 'future' : 'past'];
+            return typeof format === 'function' ? format(output) : format.replace(/%s/i, output);
+        },
+
+        ordinal : function (number) {
+            return this._ordinal.replace('%d', number);
+        },
+        _ordinal : '%d',
+        _ordinalParse : /\d{1,2}/,
+
+        preparse : function (string) {
+            return string;
+        },
+
+        postformat : function (string) {
+            return string;
+        },
+
+        week : function (mom) {
+            return weekOfYear(mom, this._week.dow, this._week.doy).week;
+        },
+
+        _week : {
+            dow : 0, // Sunday is the first day of the week.
+            doy : 6  // The week that contains Jan 1st is the first week of the year.
+        },
+
+        firstDayOfWeek : function () {
+            return this._week.dow;
+        },
+
+        firstDayOfYear : function () {
+            return this._week.doy;
+        },
+
+        _invalidDate: 'Invalid date',
+        invalidDate: function () {
+            return this._invalidDate;
+        }
+    });
+
+    /************************************
+        Formatting
+    ************************************/
+
+
+    function removeFormattingTokens(input) {
+        if (input.match(/\[[\s\S]/)) {
+            return input.replace(/^\[|\]$/g, '');
+        }
+        return input.replace(/\\/g, '');
+    }
+
+    function makeFormatFunction(format) {
+        var array = format.match(formattingTokens), i, length;
+
+        for (i = 0, length = array.length; i < length; i++) {
+            if (formatTokenFunctions[array[i]]) {
+                array[i] = formatTokenFunctions[array[i]];
+            } else {
+                array[i] = removeFormattingTokens(array[i]);
+            }
+        }
+
+        return function (mom) {
+            var output = '';
+            for (i = 0; i < length; i++) {
+                output += array[i] instanceof Function ? array[i].call(mom, format) : array[i];
+            }
+            return output;
+        };
+    }
+
+    // format date using native date object
+    function formatMoment(m, format) {
+        if (!m.isValid()) {
+            return m.localeData().invalidDate();
+        }
+
+        format = expandFormat(format, m.localeData());
+
+        if (!formatFunctions[format]) {
+            formatFunctions[format] = makeFormatFunction(format);
+        }
+
+        return formatFunctions[format](m);
+    }
+
+    function expandFormat(format, locale) {
+        var i = 5;
+
+        function replaceLongDateFormatTokens(input) {
+            return locale.longDateFormat(input) || input;
+        }
+
+        localFormattingTokens.lastIndex = 0;
+        while (i >= 0 && localFormattingTokens.test(format)) {
+            format = format.replace(localFormattingTokens, replaceLongDateFormatTokens);
+            localFormattingTokens.lastIndex = 0;
+            i -= 1;
+        }
+
+        return format;
+    }
+
+
+    /************************************
+        Parsing
+    ************************************/
+
+
+    // get the regex to find the next token
+    function getParseRegexForToken(token, config) {
+        var a, strict = config._strict;
+        switch (token) {
+        case 'Q':
+            return parseTokenOneDigit;
+        case 'DDDD':
+            return parseTokenThreeDigits;
+        case 'YYYY':
+        case 'GGGG':
+        case 'gggg':
+            return strict ? parseTokenFourDigits : parseTokenOneToFourDigits;
+        case 'Y':
+        case 'G':
+        case 'g':
+            return parseTokenSignedNumber;
+        case 'YYYYYY':
+        case 'YYYYY':
+        case 'GGGGG':
+        case 'ggggg':
+            return strict ? parseTokenSixDigits : parseTokenOneToSixDigits;
+        case 'S':
+            if (strict) {
+                return parseTokenOneDigit;
+            }
+            /* falls through */
+        case 'SS':
+            if (strict) {
+                return parseTokenTwoDigits;
+            }
+            /* falls through */
+        case 'SSS':
+            if (strict) {
+                return parseTokenThreeDigits;
+            }
+            /* falls through */
+        case 'DDD':
+            return parseTokenOneToThreeDigits;
+        case 'MMM':
+        case 'MMMM':
+        case 'dd':
+        case 'ddd':
+        case 'dddd':
+            return parseTokenWord;
+        case 'a':
+        case 'A':
+            return config._locale._meridiemParse;
+        case 'x':
+            return parseTokenOffsetMs;
+        case 'X':
+            return parseTokenTimestampMs;
+        case 'Z':
+        case 'ZZ':
+            return parseTokenTimezone;
+        case 'T':
+            return parseTokenT;
+        case 'SSSS':
+            return parseTokenDigits;
+        case 'MM':
+        case 'DD':
+        case 'YY':
+        case 'GG':
+        case 'gg':
+        case 'HH':
+        case 'hh':
+        case 'mm':
+        case 'ss':
+        case 'ww':
+        case 'WW':
+            return strict ? parseTokenTwoDigits : parseTokenOneOrTwoDigits;
+        case 'M':
+        case 'D':
+        case 'd':
+        case 'H':
+        case 'h':
+        case 'm':
+        case 's':
+        case 'w':
+        case 'W':
+        case 'e':
+        case 'E':
+            return parseTokenOneOrTwoDigits;
+        case 'Do':
+            return strict ? config._locale._ordinalParse : config._locale._ordinalParseLenient;
+        default :
+            a = new RegExp(regexpEscape(unescapeFormat(token.replace('\\', '')), 'i'));
+            return a;
+        }
+    }
+
+    function utcOffsetFromString(string) {
+        string = string || '';
+        var possibleTzMatches = (string.match(parseTokenTimezone) || []),
+            tzChunk = possibleTzMatches[possibleTzMatches.length - 1] || [],
+            parts = (tzChunk + '').match(parseTimezoneChunker) || ['-', 0, 0],
+            minutes = +(parts[1] * 60) + toInt(parts[2]);
+
+        return parts[0] === '+' ? minutes : -minutes;
+    }
+
+    // function to convert string input to date
+    function addTimeToArrayFromToken(token, input, config) {
+        var a, datePartArray = config._a;
+
+        switch (token) {
+        // QUARTER
+        case 'Q':
+            if (input != null) {
+                datePartArray[MONTH] = (toInt(input) - 1) * 3;
+            }
+            break;
+        // MONTH
+        case 'M' : // fall through to MM
+        case 'MM' :
+            if (input != null) {
+                datePartArray[MONTH] = toInt(input) - 1;
+            }
+            break;
+        case 'MMM' : // fall through to MMMM
+        case 'MMMM' :
+            a = config._locale.monthsParse(input, token, config._strict);
+            // if we didn't find a month name, mark the date as invalid.
+            if (a != null) {
+                datePartArray[MONTH] = a;
+            } else {
+                config._pf.invalidMonth = input;
+            }
+            break;
+        // DAY OF MONTH
+        case 'D' : // fall through to DD
+        case 'DD' :
+            if (input != null) {
+                datePartArray[DATE] = toInt(input);
+            }
+            break;
+        case 'Do' :
+            if (input != null) {
+                datePartArray[DATE] = toInt(parseInt(
+                            input.match(/\d{1,2}/)[0], 10));
+            }
+            break;
+        // DAY OF YEAR
+        case 'DDD' : // fall through to DDDD
+        case 'DDDD' :
+            if (input != null) {
+                config._dayOfYear = toInt(input);
+            }
+
+            break;
+        // YEAR
+        case 'YY' :
+            datePartArray[YEAR] = moment.parseTwoDigitYear(input);
+            break;
+        case 'YYYY' :
+        case 'YYYYY' :
+        case 'YYYYYY' :
+            datePartArray[YEAR] = toInt(input);
+            break;
+        // AM / PM
+        case 'a' : // fall through to A
+        case 'A' :
+            config._meridiem = input;
+            // config._isPm = config._locale.isPM(input);
+            break;
+        // HOUR
+        case 'h' : // fall through to hh
+        case 'hh' :
+            config._pf.bigHour = true;
+            /* falls through */
+        case 'H' : // fall through to HH
+        case 'HH' :
+            datePartArray[HOUR] = toInt(input);
+            break;
+        // MINUTE
+        case 'm' : // fall through to mm
+        case 'mm' :
+            datePartArray[MINUTE] = toInt(input);
+            break;
+        // SECOND
+        case 's' : // fall through to ss
+        case 'ss' :
+            datePartArray[SECOND] = toInt(input);
+            break;
+        // MILLISECOND
+        case 'S' :
+        case 'SS' :
+        case 'SSS' :
+        case 'SSSS' :
+            datePartArray[MILLISECOND] = toInt(('0.' + input) * 1000);
+            break;
+        // UNIX OFFSET (MILLISECONDS)
+        case 'x':
+            config._d = new Date(toInt(input));
+            break;
+        // UNIX TIMESTAMP WITH MS
+        case 'X':
+            config._d = new Date(parseFloat(input) * 1000);
+            break;
+        // TIMEZONE
+        case 'Z' : // fall through to ZZ
+        case 'ZZ' :
+            config._useUTC = true;
+            config._tzm = utcOffsetFromString(input);
+            break;
+        // WEEKDAY - human
+        case 'dd':
+        case 'ddd':
+        case 'dddd':
+            a = config._locale.weekdaysParse(input);
+            // if we didn't get a weekday name, mark the date as invalid
+            if (a != null) {
+                config._w = config._w || {};
+                config._w['d'] = a;
+            } else {
+                config._pf.invalidWeekday = input;
+            }
+            break;
+        // WEEK, WEEK DAY - numeric
+        case 'w':
+        case 'ww':
+        case 'W':
+        case 'WW':
+        case 'd':
+        case 'e':
+        case 'E':
+            token = token.substr(0, 1);
+            /* falls through */
+        case 'gggg':
+        case 'GGGG':
+        case 'GGGGG':
+            token = token.substr(0, 2);
+            if (input) {
+                config._w = config._w || {};
+                config._w[token] = toInt(input);
+            }
+            break;
+        case 'gg':
+        case 'GG':
+            config._w = config._w || {};
+            config._w[token] = moment.parseTwoDigitYear(input);
+        }
+    }
+
+    function dayOfYearFromWeekInfo(config) {
+        var w, weekYear, week, weekday, dow, doy, temp;
+
+        w = config._w;
+        if (w.GG != null || w.W != null || w.E != null) {
+            dow = 1;
+            doy = 4;
+
+            // TODO: We need to take the current isoWeekYear, but that depends on
+            // how we interpret now (local, utc, fixed offset). So create
+            // a now version of current config (take local/utc/offset flags, and
+            // create now).
+            weekYear = dfl(w.GG, config._a[YEAR], weekOfYear(moment(), 1, 4).year);
+            week = dfl(w.W, 1);
+            weekday = dfl(w.E, 1);
+        } else {
+            dow = config._locale._week.dow;
+            doy = config._locale._week.doy;
+
+            weekYear = dfl(w.gg, config._a[YEAR], weekOfYear(moment(), dow, doy).year);
+            week = dfl(w.w, 1);
+
+            if (w.d != null) {
+                // weekday -- low day numbers are considered next week
+                weekday = w.d;
+                if (weekday < dow) {
+                    ++week;
+                }
+            } else if (w.e != null) {
+                // local weekday -- counting starts from begining of week
+                weekday = w.e + dow;
+            } else {
+                // default to begining of week
+                weekday = dow;
+            }
+        }
+        temp = dayOfYearFromWeeks(weekYear, week, weekday, doy, dow);
+
+        config._a[YEAR] = temp.year;
+        config._dayOfYear = temp.dayOfYear;
+    }
+
+    // convert an array to a date.
+    // the array should mirror the parameters below
+    // note: all values past the year are optional and will default to the lowest possible value.
+    // [year, month, day , hour, minute, second, millisecond]
+    function dateFromConfig(config) {
+        var i, date, input = [], currentDate, yearToUse;
+
+        if (config._d) {
+            return;
+        }
+
+        currentDate = currentDateArray(config);
+
+        //compute day of the year from weeks and weekdays
+        if (config._w && config._a[DATE] == null && config._a[MONTH] == null) {
+            dayOfYearFromWeekInfo(config);
+        }
+
+        //if the day of the year is set, figure out what it is
+        if (config._dayOfYear) {
+            yearToUse = dfl(config._a[YEAR], currentDate[YEAR]);
+
+            if (config._dayOfYear > daysInYear(yearToUse)) {
+                config._pf._overflowDayOfYear = true;
+            }
+
+            date = makeUTCDate(yearToUse, 0, config._dayOfYear);
+            config._a[MONTH] = date.getUTCMonth();
+            config._a[DATE] = date.getUTCDate();
+        }
+
+        // Default to current date.
+        // * if no year, month, day of month are given, default to today
+        // * if day of month is given, default month and year
+        // * if month is given, default only year
+        // * if year is given, don't default anything
+        for (i = 0; i < 3 && config._a[i] == null; ++i) {
+            config._a[i] = input[i] = currentDate[i];
+        }
+
+        // Zero out whatever was not defaulted, including time
+        for (; i < 7; i++) {
+            config._a[i] = input[i] = (config._a[i] == null) ? (i === 2 ? 1 : 0) : config._a[i];
+        }
+
+        // Check for 24:00:00.000
+        if (config._a[HOUR] === 24 &&
+                config._a[MINUTE] === 0 &&
+                config._a[SECOND] === 0 &&
+                config._a[MILLISECOND] === 0) {
+            config._nextDay = true;
+            config._a[HOUR] = 0;
+        }
+
+        config._d = (config._useUTC ? makeUTCDate : makeDate).apply(null, input);
+        // Apply timezone offset from input. The actual utcOffset can be changed
+        // with parseZone.
+        if (config._tzm != null) {
+            config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm);
+        }
+
+        if (config._nextDay) {
+            config._a[HOUR] = 24;
+        }
+    }
+
+    function dateFromObject(config) {
+        var normalizedInput;
+
+        if (config._d) {
+            return;
+        }
+
+        normalizedInput = normalizeObjectUnits(config._i);
+        config._a = [
+            normalizedInput.year,
+            normalizedInput.month,
+            normalizedInput.day || normalizedInput.date,
+            normalizedInput.hour,
+            normalizedInput.minute,
+            normalizedInput.second,
+            normalizedInput.millisecond
+        ];
+
+        dateFromConfig(config);
+    }
+
+    function currentDateArray(config) {
+        var now = new Date();
+        if (config._useUTC) {
+            return [
+                now.getUTCFullYear(),
+                now.getUTCMonth(),
+                now.getUTCDate()
+            ];
+        } else {
+            return [now.getFullYear(), now.getMonth(), now.getDate()];
+        }
+    }
+
+    // date from string and format string
+    function makeDateFromStringAndFormat(config) {
+        if (config._f === moment.ISO_8601) {
+            parseISO(config);
+            return;
+        }
+
+        config._a = [];
+        config._pf.empty = true;
+
+        // This array is used to make a Date, either with `new Date` or `Date.UTC`
+        var string = '' + config._i,
+            i, parsedInput, tokens, token, skipped,
+            stringLength = string.length,
+            totalParsedInputLength = 0;
+
+        tokens = expandFormat(config._f, config._locale).match(formattingTokens) || [];
+
+        for (i = 0; i < tokens.length; i++) {
+            token = tokens[i];
+            parsedInput = (string.match(getParseRegexForToken(token, config)) || [])[0];
+            if (parsedInput) {
+                skipped = string.substr(0, string.indexOf(parsedInput));
+                if (skipped.length > 0) {
+                    config._pf.unusedInput.push(skipped);
+                }
+                string = string.slice(string.indexOf(parsedInput) + parsedInput.length);
+                totalParsedInputLength += parsedInput.length;
+            }
+            // don't parse if it's not a known token
+            if (formatTokenFunctions[token]) {
+                if (parsedInput) {
+                    config._pf.empty = false;
+                }
+                else {
+                    config._pf.unusedTokens.push(token);
+                }
+                addTimeToArrayFromToken(token, parsedInput, config);
+            }
+            else if (config._strict && !parsedInput) {
+                config._pf.unusedTokens.push(token);
+            }
+        }
+
+        // add remaining unparsed input length to the string
+        config._pf.charsLeftOver = stringLength - totalParsedInputLength;
+        if (string.length > 0) {
+            config._pf.unusedInput.push(string);
+        }
+
+        // clear _12h flag if hour is <= 12
+        if (config._pf.bigHour === true && config._a[HOUR] <= 12) {
+            config._pf.bigHour = undefined;
+        }
+        // handle meridiem
+        config._a[HOUR] = meridiemFixWrap(config._locale, config._a[HOUR],
+                config._meridiem);
+        dateFromConfig(config);
+        checkOverflow(config);
+    }
+
+    function unescapeFormat(s) {
+        return s.replace(/\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g, function (matched, p1, p2, p3, p4) {
+            return p1 || p2 || p3 || p4;
+        });
+    }
+
+    // Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript
+    function regexpEscape(s) {
+        return s.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&');
+    }
+
+    // date from string and array of format strings
+    function makeDateFromStringAndArray(config) {
+        var tempConfig,
+            bestMoment,
+
+            scoreToBeat,
+            i,
+            currentScore;
+
+        if (config._f.length === 0) {
+            config._pf.invalidFormat = true;
+            config._d = new Date(NaN);
+            return;
+        }
+
+        for (i = 0; i < config._f.length; i++) {
+            currentScore = 0;
+            tempConfig = copyConfig({}, config);
+            if (config._useUTC != null) {
+                tempConfig._useUTC = config._useUTC;
+            }
+            tempConfig._pf = defaultParsingFlags();
+            tempConfig._f = config._f[i];
+            makeDateFromStringAndFormat(tempConfig);
+
+            if (!isValid(tempConfig)) {
+                continue;
+            }
+
+            // if there is any input that was not parsed add a penalty for that format
+            currentScore += tempConfig._pf.charsLeftOver;
+
+            //or tokens
+            currentScore += tempConfig._pf.unusedTokens.length * 10;
+
+            tempConfig._pf.score = currentScore;
+
+            if (scoreToBeat == null || currentScore < scoreToBeat) {
+                scoreToBeat = currentScore;
+                bestMoment = tempConfig;
+            }
+        }
+
+        extend(config, bestMoment || tempConfig);
+    }
+
+    // date from iso format
+    function parseISO(config) {
+        var i, l,
+            string = config._i,
+            match = isoRegex.exec(string);
+
+        if (match) {
+            config._pf.iso = true;
+            for (i = 0, l = isoDates.length; i < l; i++) {
+                if (isoDates[i][1].exec(string)) {
+                    // match[5] should be 'T' or undefined
+                    config._f = isoDates[i][0] + (match[6] || ' ');
+                    break;
+                }
+            }
+            for (i = 0, l = isoTimes.length; i < l; i++) {
+                if (isoTimes[i][1].exec(string)) {
+                    config._f += isoTimes[i][0];
+                    break;
+                }
+            }
+            if (string.match(parseTokenTimezone)) {
+                config._f += 'Z';
+            }
+            makeDateFromStringAndFormat(config);
+        } else {
+            config._isValid = false;
+        }
+    }
+
+    // date from iso format or fallback
+    function makeDateFromString(config) {
+        parseISO(config);
+        if (config._isValid === false) {
+            delete config._isValid;
+            moment.createFromInputFallback(config);
+        }
+    }
+
+    function map(arr, fn) {
+        var res = [], i;
+        for (i = 0; i < arr.length; ++i) {
+            res.push(fn(arr[i], i));
+        }
+        return res;
+    }
+
+    function makeDateFromInput(config) {
+        var input = config._i, matched;
+        if (input === undefined) {
+            config._d = new Date();
+        } else if (isDate(input)) {
+            config._d = new Date(+input);
+        } else if ((matched = aspNetJsonRegex.exec(input)) !== null) {
+            config._d = new Date(+matched[1]);
+        } else if (typeof input === 'string') {
+            makeDateFromString(config);
+        } else if (isArray(input)) {
+            config._a = map(input.slice(0), function (obj) {
+                return parseInt(obj, 10);
+            });
+            dateFromConfig(config);
+        } else if (typeof(input) === 'object') {
+            dateFromObject(config);
+        } else if (typeof(input) === 'number') {
+            // from milliseconds
+            config._d = new Date(input);
+        } else {
+            moment.createFromInputFallback(config);
+        }
+    }
+
+    function makeDate(y, m, d, h, M, s, ms) {
+        //can't just apply() to create a date:
+        //http://stackoverflow.com/questions/181348/instantiating-a-javascript-object-by-calling-prototype-constructor-apply
+        var date = new Date(y, m, d, h, M, s, ms);
+
+        //the date constructor doesn't accept years < 1970
+        if (y < 1970) {
+            date.setFullYear(y);
+        }
+        return date;
+    }
+
+    function makeUTCDate(y) {
+        var date = new Date(Date.UTC.apply(null, arguments));
+        if (y < 1970) {
+            date.setUTCFullYear(y);
+        }
+        return date;
+    }
+
+    function parseWeekday(input, locale) {
+        if (typeof input === 'string') {
+            if (!isNaN(input)) {
+                input = parseInt(input, 10);
+            }
+            else {
+                input = locale.weekdaysParse(input);
+                if (typeof input !== 'number') {
+                    return null;
+                }
+            }
+        }
+        return input;
+    }
+
+    /************************************
+        Relative Time
+    ************************************/
+
+
+    // helper function for moment.fn.from, moment.fn.fromNow, and moment.duration.fn.humanize
+    function substituteTimeAgo(string, number, withoutSuffix, isFuture, locale) {
+        return locale.relativeTime(number || 1, !!withoutSuffix, string, isFuture);
+    }
+
+    function relativeTime(posNegDuration, withoutSuffix, locale) {
+        var duration = moment.duration(posNegDuration).abs(),
+            seconds = round(duration.as('s')),
+            minutes = round(duration.as('m')),
+            hours = round(duration.as('h')),
+            days = round(duration.as('d')),
+            months = round(duration.as('M')),
+            years = round(duration.as('y')),
+
+            args = seconds < relativeTimeThresholds.s && ['s', seconds] ||
+                minutes === 1 && ['m'] ||
+                minutes < relativeTimeThresholds.m && ['mm', minutes] ||
+                hours === 1 && ['h'] ||
+                hours < relativeTimeThresholds.h && ['hh', hours] ||
+                days === 1 && ['d'] ||
+                days < relativeTimeThresholds.d && ['dd', days] ||
+                months === 1 && ['M'] ||
+                months < relativeTimeThresholds.M && ['MM', months] ||
+                years === 1 && ['y'] || ['yy', years];
+
+        args[2] = withoutSuffix;
+        args[3] = +posNegDuration > 0;
+        args[4] = locale;
+        return substituteTimeAgo.apply({}, args);
+    }
+
+
+    /************************************
+        Week of Year
+    ************************************/
+
+
+    // firstDayOfWeek       0 = sun, 6 = sat
+    //                      the day of the week that starts the week
+    //                      (usually sunday or monday)
+    // firstDayOfWeekOfYear 0 = sun, 6 = sat
+    //                      the first week is the week that contains the first
+    //                      of this day of the week
+    //                      (eg. ISO weeks use thursday (4))
+    function weekOfYear(mom, firstDayOfWeek, firstDayOfWeekOfYear) {
+        var end = firstDayOfWeekOfYear - firstDayOfWeek,
+            daysToDayOfWeek = firstDayOfWeekOfYear - mom.day(),
+            adjustedMoment;
+
+
+        if (daysToDayOfWeek > end) {
+            daysToDayOfWeek -= 7;
+        }
+
+        if (daysToDayOfWeek < end - 7) {
+            daysToDayOfWeek += 7;
+        }
+
+        adjustedMoment = moment(mom).add(daysToDayOfWeek, 'd');
+        return {
+            week: Math.ceil(adjustedMoment.dayOfYear() / 7),
+            year: adjustedMoment.year()
+        };
+    }
+
+    //http://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday
+    function dayOfYearFromWeeks(year, week, weekday, firstDayOfWeekOfYear, firstDayOfWeek) {
+        var d = makeUTCDate(year, 0, 1).getUTCDay(), daysToAdd, dayOfYear;
+
+        d = d === 0 ? 7 : d;
+        weekday = weekday != null ? weekday : firstDayOfWeek;
+        daysToAdd = firstDayOfWeek - d + (d > firstDayOfWeekOfYear ? 7 : 0) - (d < firstDayOfWeek ? 7 : 0);
+        dayOfYear = 7 * (week - 1) + (weekday - firstDayOfWeek) + daysToAdd + 1;
+
+        return {
+            year: dayOfYear > 0 ? year : year - 1,
+            dayOfYear: dayOfYear > 0 ?  dayOfYear : daysInYear(year - 1) + dayOfYear
+        };
+    }
+
+    /************************************
+        Top Level Functions
+    ************************************/
+
+    function makeMoment(config) {
+        var input = config._i,
+            format = config._f,
+            res;
+
+        config._locale = config._locale || moment.localeData(config._l);
+
+        if (input === null || (format === undefined && input === '')) {
+            return moment.invalid({nullInput: true});
+        }
+
+        if (typeof input === 'string') {
+            config._i = input = config._locale.preparse(input);
+        }
+
+        if (moment.isMoment(input)) {
+            return new Moment(input, true);
+        } else if (format) {
+            if (isArray(format)) {
+                makeDateFromStringAndArray(config);
+            } else {
+                makeDateFromStringAndFormat(config);
+            }
+        } else {
+            makeDateFromInput(config);
+        }
+
+        res = new Moment(config);
+        if (res._nextDay) {
+            // Adding is smart enough around DST
+            res.add(1, 'd');
+            res._nextDay = undefined;
+        }
+
+        return res;
+    }
+
+    moment = function (input, format, locale, strict) {
+        var c;
+
+        if (typeof(locale) === 'boolean') {
+            strict = locale;
+            locale = undefined;
+        }
+        // object construction must be done this way.
+        // https://github.com/moment/moment/issues/1423
+        c = {};
+        c._isAMomentObject = true;
+        c._i = input;
+        c._f = format;
+        c._l = locale;
+        c._strict = strict;
+        c._isUTC = false;
+        c._pf = defaultParsingFlags();
+
+        return makeMoment(c);
+    };
+
+    moment.suppressDeprecationWarnings = false;
+
+    moment.createFromInputFallback = deprecate(
+        'moment construction falls back to js Date. This is ' +
+        'discouraged and will be removed in upcoming major ' +
+        'release. Please refer to ' +
+        'https://github.com/moment/moment/issues/1407 for more info.',
+        function (config) {
+            config._d = new Date(config._i + (config._useUTC ? ' UTC' : ''));
+        }
+    );
+
+    // Pick a moment m from moments so that m[fn](other) is true for all
+    // other. This relies on the function fn to be transitive.
+    //
+    // moments should either be an array of moment objects or an array, whose
+    // first element is an array of moment objects.
+    function pickBy(fn, moments) {
+        var res, i;
+        if (moments.length === 1 && isArray(moments[0])) {
+            moments = moments[0];
+        }
+        if (!moments.length) {
+            return moment();
+        }
+        res = moments[0];
+        for (i = 1; i < moments.length; ++i) {
+            if (moments[i][fn](res)) {
+                res = moments[i];
+            }
+        }
+        return res;
+    }
+
+    moment.min = function () {
+        var args = [].slice.call(arguments, 0);
+
+        return pickBy('isBefore', args);
+    };
+
+    moment.max = function () {
+        var args = [].slice.call(arguments, 0);
+
+        return pickBy('isAfter', args);
+    };
+
+    // creating with utc
+    moment.utc = function (input, format, locale, strict) {
+        var c;
+
+        if (typeof(locale) === 'boolean') {
+            strict = locale;
+            locale = undefined;
+        }
+        // object construction must be done this way.
+        // https://github.com/moment/moment/issues/1423
+        c = {};
+        c._isAMomentObject = true;
+        c._useUTC = true;
+        c._isUTC = true;
+        c._l = locale;
+        c._i = input;
+        c._f = format;
+        c._strict = strict;
+        c._pf = defaultParsingFlags();
+
+        return makeMoment(c).utc();
+    };
+
+    // creating with unix timestamp (in seconds)
+    moment.unix = function (input) {
+        return moment(input * 1000);
+    };
+
+    // duration
+    moment.duration = function (input, key) {
+        var duration = input,
+            // matching against regexp is expensive, do it on demand
+            match = null,
+            sign,
+            ret,
+            parseIso,
+            diffRes;
+
+        if (moment.isDuration(input)) {
+            duration = {
+                ms: input._milliseconds,
+                d: input._days,
+                M: input._months
+            };
+        } else if (typeof input === 'number') {
+            duration = {};
+            if (key) {
+                duration[key] = input;
+            } else {
+                duration.milliseconds = input;
+            }
+        } else if (!!(match = aspNetTimeSpanJsonRegex.exec(input))) {
+            sign = (match[1] === '-') ? -1 : 1;
+            duration = {
+                y: 0,
+                d: toInt(match[DATE]) * sign,
+                h: toInt(match[HOUR]) * sign,
+                m: toInt(match[MINUTE]) * sign,
+                s: toInt(match[SECOND]) * sign,
+                ms: toInt(match[MILLISECOND]) * sign
+            };
+        } else if (!!(match = isoDurationRegex.exec(input))) {
+            sign = (match[1] === '-') ? -1 : 1;
+            parseIso = function (inp) {
+                // We'd normally use ~~inp for this, but unfortunately it also
+                // converts floats to ints.
+                // inp may be undefined, so careful calling replace on it.
+                var res = inp && parseFloat(inp.replace(',', '.'));
+                // apply sign while we're at it
+                return (isNaN(res) ? 0 : res) * sign;
+            };
+            duration = {
+                y: parseIso(match[2]),
+                M: parseIso(match[3]),
+                d: parseIso(match[4]),
+                h: parseIso(match[5]),
+                m: parseIso(match[6]),
+                s: parseIso(match[7]),
+                w: parseIso(match[8])
+            };
+        } else if (duration == null) {// checks for null or undefined
+            duration = {};
+        } else if (typeof duration === 'object' &&
+                ('from' in duration || 'to' in duration)) {
+            diffRes = momentsDifference(moment(duration.from), moment(duration.to));
+
+            duration = {};
+            duration.ms = diffRes.milliseconds;
+            duration.M = diffRes.months;
+        }
+
+        ret = new Duration(duration);
+
+        if (moment.isDuration(input) && hasOwnProp(input, '_locale')) {
+            ret._locale = input._locale;
+        }
+
+        return ret;
+    };
+
+    // version number
+    moment.version = VERSION;
+
+    // default format
+    moment.defaultFormat = isoFormat;
+
+    // constant that refers to the ISO standard
+    moment.ISO_8601 = function () {};
+
+    // Plugins that add properties should also add the key here (null value),
+    // so we can properly clone ourselves.
+    moment.momentProperties = momentProperties;
+
+    // This function will be called whenever a moment is mutated.
+    // It is intended to keep the offset in sync with the timezone.
+    moment.updateOffset = function () {};
+
+    // This function allows you to set a threshold for relative time strings
+    moment.relativeTimeThreshold = function (threshold, limit) {
+        if (relativeTimeThresholds[threshold] === undefined) {
+            return false;
+        }
+        if (limit === undefined) {
+            return relativeTimeThresholds[threshold];
+        }
+        relativeTimeThresholds[threshold] = limit;
+        return true;
+    };
+
+    moment.lang = deprecate(
+        'moment.lang is deprecated. Use moment.locale instead.',
+        function (key, value) {
+            return moment.locale(key, value);
+        }
+    );
+
+    // This function will load locale and then set the global locale.  If
+    // no arguments are passed in, it will simply return the current global
+    // locale key.
+    moment.locale = function (key, values) {
+        var data;
+        if (key) {
+            if (typeof(values) !== 'undefined') {
+                data = moment.defineLocale(key, values);
+            }
+            else {
+                data = moment.localeData(key);
+            }
+
+            if (data) {
+                moment.duration._locale = moment._locale = data;
+            }
+        }
+
+        return moment._locale._abbr;
+    };
+
+    moment.defineLocale = function (name, values) {
+        if (values !== null) {
+            values.abbr = name;
+            if (!locales[name]) {
+                locales[name] = new Locale();
+            }
+            locales[name].set(values);
+
+            // backwards compat for now: also set the locale
+            moment.locale(name);
+
+            return locales[name];
+        } else {
+            // useful for testing
+            delete locales[name];
+            return null;
+        }
+    };
+
+    moment.langData = deprecate(
+        'moment.langData is deprecated. Use moment.localeData instead.',
+        function (key) {
+            return moment.localeData(key);
+        }
+    );
+
+    // returns locale data
+    moment.localeData = function (key) {
+        var locale;
+
+        if (key && key._locale && key._locale._abbr) {
+            key = key._locale._abbr;
+        }
+
+        if (!key) {
+            return moment._locale;
+        }
+
+        if (!isArray(key)) {
+            //short-circuit everything else
+            locale = loadLocale(key);
+            if (locale) {
+                return locale;
+            }
+            key = [key];
+        }
+
+        return chooseLocale(key);
+    };
+
+    // compare moment object
+    moment.isMoment = function (obj) {
+        return obj instanceof Moment ||
+            (obj != null && hasOwnProp(obj, '_isAMomentObject'));
+    };
+
+    // for typechecking Duration objects
+    moment.isDuration = function (obj) {
+        return obj instanceof Duration;
+    };
+
+    for (i = lists.length - 1; i >= 0; --i) {
+        makeList(lists[i]);
+    }
+
+    moment.normalizeUnits = function (units) {
+        return normalizeUnits(units);
+    };
+
+    moment.invalid = function (flags) {
+        var m = moment.utc(NaN);
+        if (flags != null) {
+            extend(m._pf, flags);
+        }
+        else {
+            m._pf.userInvalidated = true;
+        }
+
+        return m;
+    };
+
+    moment.parseZone = function () {
+        return moment.apply(null, arguments).parseZone();
+    };
+
+    moment.parseTwoDigitYear = function (input) {
+        return toInt(input) + (toInt(input) > 68 ? 1900 : 2000);
+    };
+
+    moment.isDate = isDate;
+
+    /************************************
+        Moment Prototype
+    ************************************/
+
+
+    extend(moment.fn = Moment.prototype, {
+
+        clone : function () {
+            return moment(this);
+        },
+
+        valueOf : function () {
+            return +this._d - ((this._offset || 0) * 60000);
+        },
+
+        unix : function () {
+            return Math.floor(+this / 1000);
+        },
+
+        toString : function () {
+            return this.clone().locale('en').format('ddd MMM DD YYYY HH:mm:ss [GMT]ZZ');
+        },
+
+        toDate : function () {
+            return this._offset ? new Date(+this) : this._d;
+        },
+
+        toISOString : function () {
+            var m = moment(this).utc();
+            if (0 < m.year() && m.year() <= 9999) {
+                if ('function' === typeof Date.prototype.toISOString) {
+                    // native implementation is ~50x faster, use it when we can
+                    return this.toDate().toISOString();
+                } else {
+                    return formatMoment(m, 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
+                }
+            } else {
+                return formatMoment(m, 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
+            }
+        },
+
+        toArray : function () {
+            var m = this;
+            return [
+                m.year(),
+                m.month(),
+                m.date(),
+                m.hours(),
+                m.minutes(),
+                m.seconds(),
+                m.milliseconds()
+            ];
+        },
+
+        isValid : function () {
+            return isValid(this);
+        },
+
+        isDSTShifted : function () {
+            if (this._a) {
+                return this.isValid() && compareArrays(this._a, (this._isUTC ? moment.utc(this._a) : moment(this._a)).toArray()) > 0;
+            }
+
+            return false;
+        },
+
+        parsingFlags : function () {
+            return extend({}, this._pf);
+        },
+
+        invalidAt: function () {
+            return this._pf.overflow;
+        },
+
+        utc : function (keepLocalTime) {
+            return this.utcOffset(0, keepLocalTime);
+        },
+
+        local : function (keepLocalTime) {
+            if (this._isUTC) {
+                this.utcOffset(0, keepLocalTime);
+                this._isUTC = false;
+
+                if (keepLocalTime) {
+                    this.subtract(this._dateUtcOffset(), 'm');
+                }
+            }
+            return this;
+        },
+
+        format : function (inputString) {
+            var output = formatMoment(this, inputString || moment.defaultFormat);
+            return this.localeData().postformat(output);
+        },
+
+        add : createAdder(1, 'add'),
+
+        subtract : createAdder(-1, 'subtract'),
+
+        diff : function (input, units, asFloat) {
+            var that = makeAs(input, this),
+                zoneDiff = (that.utcOffset() - this.utcOffset()) * 6e4,
+                anchor, diff, output, daysAdjust;
+
+            units = normalizeUnits(units);
+
+            if (units === 'year' || units === 'month' || units === 'quarter') {
+                output = monthDiff(this, that);
+                if (units === 'quarter') {
+                    output = output / 3;
+                } else if (units === 'year') {
+                    output = output / 12;
+                }
+            } else {
+                diff = this - that;
+                output = units === 'second' ? diff / 1e3 : // 1000
+                    units === 'minute' ? diff / 6e4 : // 1000 * 60
+                    units === 'hour' ? diff / 36e5 : // 1000 * 60 * 60
+                    units === 'day' ? (diff - zoneDiff) / 864e5 : // 1000 * 60 * 60 * 24, negate dst
+                    units === 'week' ? (diff - zoneDiff) / 6048e5 : // 1000 * 60 * 60 * 24 * 7, negate dst
+                    diff;
+            }
+            return asFloat ? output : absRound(output);
+        },
+
+        from : function (time, withoutSuffix) {
+            return moment.duration({to: this, from: time}).locale(this.locale()).humanize(!withoutSuffix);
+        },
+
+        fromNow : function (withoutSuffix) {
+            return this.from(moment(), withoutSuffix);
+        },
+
+        calendar : function (time) {
+            // We want to compare the start of today, vs this.
+            // Getting start-of-today depends on whether we're locat/utc/offset
+            // or not.
+            var now = time || moment(),
+                sod = makeAs(now, this).startOf('day'),
+                diff = this.diff(sod, 'days', true),
+                format = diff < -6 ? 'sameElse' :
+                    diff < -1 ? 'lastWeek' :
+                    diff < 0 ? 'lastDay' :
+                    diff < 1 ? 'sameDay' :
+                    diff < 2 ? 'nextDay' :
+                    diff < 7 ? 'nextWeek' : 'sameElse';
+            return this.format(this.localeData().calendar(format, this, moment(now)));
+        },
+
+        isLeapYear : function () {
+            return isLeapYear(this.year());
+        },
+
+        isDST : function () {
+            return (this.utcOffset() > this.clone().month(0).utcOffset() ||
+                this.utcOffset() > this.clone().month(5).utcOffset());
+        },
+
+        day : function (input) {
+            var day = this._isUTC ? this._d.getUTCDay() : this._d.getDay();
+            if (input != null) {
+                input = parseWeekday(input, this.localeData());
+                return this.add(input - day, 'd');
+            } else {
+                return day;
+            }
+        },
+
+        month : makeAccessor('Month', true),
+
+        startOf : function (units) {
+            units = normalizeUnits(units);
+            // the following switch intentionally omits break keywords
+            // to utilize falling through the cases.
+            switch (units) {
+            case 'year':
+                this.month(0);
+                /* falls through */
+            case 'quarter':
+            case 'month':
+                this.date(1);
+                /* falls through */
+            case 'week':
+            case 'isoWeek':
+            case 'day':
+                this.hours(0);
+                /* falls through */
+            case 'hour':
+                this.minutes(0);
+                /* falls through */
+            case 'minute':
+                this.seconds(0);
+                /* falls through */
+            case 'second':
+                this.milliseconds(0);
+                /* falls through */
+            }
+
+            // weeks are a special case
+            if (units === 'week') {
+                this.weekday(0);
+            } else if (units === 'isoWeek') {
+                this.isoWeekday(1);
+            }
+
+            // quarters are also special
+            if (units === 'quarter') {
+                this.month(Math.floor(this.month() / 3) * 3);
+            }
+
+            return this;
+        },
+
+        endOf: function (units) {
+            units = normalizeUnits(units);
+            if (units === undefined || units === 'millisecond') {
+                return this;
+            }
+            return this.startOf(units).add(1, (units === 'isoWeek' ? 'week' : units)).subtract(1, 'ms');
+        },
+
+        isAfter: function (input, units) {
+            var inputMs;
+            units = normalizeUnits(typeof units !== 'undefined' ? units : 'millisecond');
+            if (units === 'millisecond') {
+                input = moment.isMoment(input) ? input : moment(input);
+                return +this > +input;
+            } else {
+                inputMs = moment.isMoment(input) ? +input : +moment(input);
+                return inputMs < +this.clone().startOf(units);
+            }
+        },
+
+        isBefore: function (input, units) {
+            var inputMs;
+            units = normalizeUnits(typeof units !== 'undefined' ? units : 'millisecond');
+            if (units === 'millisecond') {
+                input = moment.isMoment(input) ? input : moment(input);
+                return +this < +input;
+            } else {
+                inputMs = moment.isMoment(input) ? +input : +moment(input);
+                return +this.clone().endOf(units) < inputMs;
+            }
+        },
+
+        isBetween: function (from, to, units) {
+            return this.isAfter(from, units) && this.isBefore(to, units);
+        },
+
+        isSame: function (input, units) {
+            var inputMs;
+            units = normalizeUnits(units || 'millisecond');
+            if (units === 'millisecond') {
+                input = moment.isMoment(input) ? input : moment(input);
+                return +this === +input;
+            } else {
+                inputMs = +moment(input);
+                return +(this.clone().startOf(units)) <= inputMs && inputMs <= +(this.clone().endOf(units));
+            }
+        },
+
+        min: deprecate(
+                 'moment().min is deprecated, use moment.min instead. https://github.com/moment/moment/issues/1548',
+                 function (other) {
+                     other = moment.apply(null, arguments);
+                     return other < this ? this : other;
+                 }
+         ),
+
+        max: deprecate(
+                'moment().max is deprecated, use moment.max instead. https://github.com/moment/moment/issues/1548',
+                function (other) {
+                    other = moment.apply(null, arguments);
+                    return other > this ? this : other;
+                }
+        ),
+
+        zone : deprecate(
+                'moment().zone is deprecated, use moment().utcOffset instead. ' +
+                'https://github.com/moment/moment/issues/1779',
+                function (input, keepLocalTime) {
+                    if (input != null) {
+                        if (typeof input !== 'string') {
+                            input = -input;
+                        }
+
+                        this.utcOffset(input, keepLocalTime);
+
+                        return this;
+                    } else {
+                        return -this.utcOffset();
+                    }
+                }
+        ),
+
+        // keepLocalTime = true means only change the timezone, without
+        // affecting the local hour. So 5:31:26 +0300 --[utcOffset(2, true)]-->
+        // 5:31:26 +0200 It is possible that 5:31:26 doesn't exist with offset
+        // +0200, so we adjust the time as needed, to be valid.
+        //
+        // Keeping the time actually adds/subtracts (one hour)
+        // from the actual represented time. That is why we call updateOffset
+        // a second time. In case it wants us to change the offset again
+        // _changeInProgress == true case, then we have to adjust, because
+        // there is no such time in the given timezone.
+        utcOffset : function (input, keepLocalTime) {
+            var offset = this._offset || 0,
+                localAdjust;
+            if (input != null) {
+                if (typeof input === 'string') {
+                    input = utcOffsetFromString(input);
+                }
+                if (Math.abs(input) < 16) {
+                    input = input * 60;
+                }
+                if (!this._isUTC && keepLocalTime) {
+                    localAdjust = this._dateUtcOffset();
+                }
+                this._offset = input;
+                this._isUTC = true;
+                if (localAdjust != null) {
+                    this.add(localAdjust, 'm');
+                }
+                if (offset !== input) {
+                    if (!keepLocalTime || this._changeInProgress) {
+                        addOrSubtractDurationFromMoment(this,
+                                moment.duration(input - offset, 'm'), 1, false);
+                    } else if (!this._changeInProgress) {
+                        this._changeInProgress = true;
+                        moment.updateOffset(this, true);
+                        this._changeInProgress = null;
+                    }
+                }
+
+                return this;
+            } else {
+                return this._isUTC ? offset : this._dateUtcOffset();
+            }
+        },
+
+        isLocal : function () {
+            return !this._isUTC;
+        },
+
+        isUtcOffset : function () {
+            return this._isUTC;
+        },
+
+        isUtc : function () {
+            return this._isUTC && this._offset === 0;
+        },
+
+        zoneAbbr : function () {
+            return this._isUTC ? 'UTC' : '';
+        },
+
+        zoneName : function () {
+            return this._isUTC ? 'Coordinated Universal Time' : '';
+        },
+
+        parseZone : function () {
+            if (this._tzm) {
+                this.utcOffset(this._tzm);
+            } else if (typeof this._i === 'string') {
+                this.utcOffset(utcOffsetFromString(this._i));
+            }
+            return this;
+        },
+
+        hasAlignedHourOffset : function (input) {
+            if (!input) {
+                input = 0;
+            }
+            else {
+                input = moment(input).utcOffset();
+            }
+
+            return (this.utcOffset() - input) % 60 === 0;
+        },
+
+        daysInMonth : function () {
+            return daysInMonth(this.year(), this.month());
+        },
+
+        dayOfYear : function (input) {
+            var dayOfYear = round((moment(this).startOf('day') - moment(this).startOf('year')) / 864e5) + 1;
+            return input == null ? dayOfYear : this.add((input - dayOfYear), 'd');
+        },
+
+        quarter : function (input) {
+            return input == null ? Math.ceil((this.month() + 1) / 3) : this.month((input - 1) * 3 + this.month() % 3);
+        },
+
+        weekYear : function (input) {
+            var year = weekOfYear(this, this.localeData()._week.dow, this.localeData()._week.doy).year;
+            return input == null ? year : this.add((input - year), 'y');
+        },
+
+        isoWeekYear : function (input) {
+            var year = weekOfYear(this, 1, 4).year;
+            return input == null ? year : this.add((input - year), 'y');
+        },
+
+        week : function (input) {
+            var week = this.localeData().week(this);
+            return input == null ? week : this.add((input - week) * 7, 'd');
+        },
+
+        isoWeek : function (input) {
+            var week = weekOfYear(this, 1, 4).week;
+            return input == null ? week : this.add((input - week) * 7, 'd');
+        },
+
+        weekday : function (input) {
+            var weekday = (this.day() + 7 - this.localeData()._week.dow) % 7;
+            return input == null ? weekday : this.add(input - weekday, 'd');
+        },
+
+        isoWeekday : function (input) {
+            // behaves the same as moment#day except
+            // as a getter, returns 7 instead of 0 (1-7 range instead of 0-6)
+            // as a setter, sunday should belong to the previous week.
+            return input == null ? this.day() || 7 : this.day(this.day() % 7 ? input : input - 7);
+        },
+
+        isoWeeksInYear : function () {
+            return weeksInYear(this.year(), 1, 4);
+        },
+
+        weeksInYear : function () {
+            var weekInfo = this.localeData()._week;
+            return weeksInYear(this.year(), weekInfo.dow, weekInfo.doy);
+        },
+
+        get : function (units) {
+            units = normalizeUnits(units);
+            return this[units]();
+        },
+
+        set : function (units, value) {
+            var unit;
+            if (typeof units === 'object') {
+                for (unit in units) {
+                    this.set(unit, units[unit]);
+                }
+            }
+            else {
+                units = normalizeUnits(units);
+                if (typeof this[units] === 'function') {
+                    this[units](value);
+                }
+            }
+            return this;
+        },
+
+        // If passed a locale key, it will set the locale for this
+        // instance.  Otherwise, it will return the locale configuration
+        // variables for this instance.
+        locale : function (key) {
+            var newLocaleData;
+
+            if (key === undefined) {
+                return this._locale._abbr;
+            } else {
+                newLocaleData = moment.localeData(key);
+                if (newLocaleData != null) {
+                    this._locale = newLocaleData;
+                }
+                return this;
+            }
+        },
+
+        lang : deprecate(
+            'moment().lang() is deprecated. Instead, use moment().localeData() to get the language configuration. Use moment().locale() to change languages.',
+            function (key) {
+                if (key === undefined) {
+                    return this.localeData();
+                } else {
+                    return this.locale(key);
+                }
+            }
+        ),
+
+        localeData : function () {
+            return this._locale;
+        },
+
+        _dateUtcOffset : function () {
+            // On Firefox.24 Date#getTimezoneOffset returns a floating point.
+            // https://github.com/moment/moment/pull/1871
+            return -Math.round(this._d.getTimezoneOffset() / 15) * 15;
+        }
+
+    });
+
+    function rawMonthSetter(mom, value) {
+        var dayOfMonth;
+
+        // TODO: Move this out of here!
+        if (typeof value === 'string') {
+            value = mom.localeData().monthsParse(value);
+            // TODO: Another silent failure?
+            if (typeof value !== 'number') {
+                return mom;
+            }
+        }
+
+        dayOfMonth = Math.min(mom.date(),
+                daysInMonth(mom.year(), value));
+        mom._d['set' + (mom._isUTC ? 'UTC' : '') + 'Month'](value, dayOfMonth);
+        return mom;
+    }
+
+    function rawGetter(mom, unit) {
+        return mom._d['get' + (mom._isUTC ? 'UTC' : '') + unit]();
+    }
+
+    function rawSetter(mom, unit, value) {
+        if (unit === 'Month') {
+            return rawMonthSetter(mom, value);
+        } else {
+            return mom._d['set' + (mom._isUTC ? 'UTC' : '') + unit](value);
+        }
+    }
+
+    function makeAccessor(unit, keepTime) {
+        return function (value) {
+            if (value != null) {
+                rawSetter(this, unit, value);
+                moment.updateOffset(this, keepTime);
+                return this;
+            } else {
+                return rawGetter(this, unit);
+            }
+        };
+    }
+
+    moment.fn.millisecond = moment.fn.milliseconds = makeAccessor('Milliseconds', false);
+    moment.fn.second = moment.fn.seconds = makeAccessor('Seconds', false);
+    moment.fn.minute = moment.fn.minutes = makeAccessor('Minutes', false);
+    // Setting the hour should keep the time, because the user explicitly
+    // specified which hour he wants. So trying to maintain the same hour (in
+    // a new timezone) makes sense. Adding/subtracting hours does not follow
+    // this rule.
+    moment.fn.hour = moment.fn.hours = makeAccessor('Hours', true);
+    // moment.fn.month is defined separately
+    moment.fn.date = makeAccessor('Date', true);
+    moment.fn.dates = deprecate('dates accessor is deprecated. Use date instead.', makeAccessor('Date', true));
+    moment.fn.year = makeAccessor('FullYear', true);
+    moment.fn.years = deprecate('years accessor is deprecated. Use year instead.', makeAccessor('FullYear', true));
+
+    // add plural methods
+    moment.fn.days = moment.fn.day;
+    moment.fn.months = moment.fn.month;
+    moment.fn.weeks = moment.fn.week;
+    moment.fn.isoWeeks = moment.fn.isoWeek;
+    moment.fn.quarters = moment.fn.quarter;
+
+    // add aliased format methods
+    moment.fn.toJSON = moment.fn.toISOString;
+
+    // alias isUtc for dev-friendliness
+    moment.fn.isUTC = moment.fn.isUtc;
+
+    /************************************
+        Duration Prototype
+    ************************************/
+
+
+    function daysToYears (days) {
+        // 400 years have 146097 days (taking into account leap year rules)
+        return days * 400 / 146097;
+    }
+
+    function yearsToDays (years) {
+        // years * 365 + absRound(years / 4) -
+        //     absRound(years / 100) + absRound(years / 400);
+        return years * 146097 / 400;
+    }
+
+    extend(moment.duration.fn = Duration.prototype, {
+
+        _bubble : function () {
+            var milliseconds = this._milliseconds,
+                days = this._days,
+                months = this._months,
+                data = this._data,
+                seconds, minutes, hours, years = 0;
+
+            // The following code bubbles up values, see the tests for
+            // examples of what that means.
+            data.milliseconds = milliseconds % 1000;
+
+            seconds = absRound(milliseconds / 1000);
+            data.seconds = seconds % 60;
+
+            minutes = absRound(seconds / 60);
+            data.minutes = minutes % 60;
+
+            hours = absRound(minutes / 60);
+            data.hours = hours % 24;
+
+            days += absRound(hours / 24);
+
+            // Accurately convert days to years, assume start from year 0.
+            years = absRound(daysToYears(days));
+            days -= absRound(yearsToDays(years));
+
+            // 30 days to a month
+            // TODO (iskren): Use anchor date (like 1st Jan) to compute this.
+            months += absRound(days / 30);
+            days %= 30;
+
+            // 12 months -> 1 year
+            years += absRound(months / 12);
+            months %= 12;
+
+            data.days = days;
+            data.months = months;
+            data.years = years;
+        },
+
+        abs : function () {
+            this._milliseconds = Math.abs(this._milliseconds);
+            this._days = Math.abs(this._days);
+            this._months = Math.abs(this._months);
+
+            this._data.milliseconds = Math.abs(this._data.milliseconds);
+            this._data.seconds = Math.abs(this._data.seconds);
+            this._data.minutes = Math.abs(this._data.minutes);
+            this._data.hours = Math.abs(this._data.hours);
+            this._data.months = Math.abs(this._data.months);
+            this._data.years = Math.abs(this._data.years);
+
+            return this;
+        },
+
+        weeks : function () {
+            return absRound(this.days() / 7);
+        },
+
+        valueOf : function () {
+            return this._milliseconds +
+              this._days * 864e5 +
+              (this._months % 12) * 2592e6 +
+              toInt(this._months / 12) * 31536e6;
+        },
+
+        humanize : function (withSuffix) {
+            var output = relativeTime(this, !withSuffix, this.localeData());
+
+            if (withSuffix) {
+                output = this.localeData().pastFuture(+this, output);
+            }
+
+            return this.localeData().postformat(output);
+        },
+
+        add : function (input, val) {
+            // supports only 2.0-style add(1, 's') or add(moment)
+            var dur = moment.duration(input, val);
+
+            this._milliseconds += dur._milliseconds;
+            this._days += dur._days;
+            this._months += dur._months;
+
+            this._bubble();
+
+            return this;
+        },
+
+        subtract : function (input, val) {
+            var dur = moment.duration(input, val);
+
+            this._milliseconds -= dur._milliseconds;
+            this._days -= dur._days;
+            this._months -= dur._months;
+
+            this._bubble();
+
+            return this;
+        },
+
+        get : function (units) {
+            units = normalizeUnits(units);
+            return this[units.toLowerCase() + 's']();
+        },
+
+        as : function (units) {
+            var days, months;
+            units = normalizeUnits(units);
+
+            if (units === 'month' || units === 'year') {
+                days = this._days + this._milliseconds / 864e5;
+                months = this._months + daysToYears(days) * 12;
+                return units === 'month' ? months : months / 12;
+            } else {
+                // handle milliseconds separately because of floating point math errors (issue #1867)
+                days = this._days + Math.round(yearsToDays(this._months / 12));
+                switch (units) {
+                    case 'week': return days / 7 + this._milliseconds / 6048e5;
+                    case 'day': return days + this._milliseconds / 864e5;
+                    case 'hour': return days * 24 + this._milliseconds / 36e5;
+                    case 'minute': return days * 24 * 60 + this._milliseconds / 6e4;
+                    case 'second': return days * 24 * 60 * 60 + this._milliseconds / 1000;
+                    // Math.floor prevents floating point math errors here
+                    case 'millisecond': return Math.floor(days * 24 * 60 * 60 * 1000) + this._milliseconds;
+                    default: throw new Error('Unknown unit ' + units);
+                }
+            }
+        },
+
+        lang : moment.fn.lang,
+        locale : moment.fn.locale,
+
+        toIsoString : deprecate(
+            'toIsoString() is deprecated. Please use toISOString() instead ' +
+            '(notice the capitals)',
+            function () {
+                return this.toISOString();
+            }
+        ),
+
+        toISOString : function () {
+            // inspired by https://github.com/dordille/moment-isoduration/blob/master/moment.isoduration.js
+            var years = Math.abs(this.years()),
+                months = Math.abs(this.months()),
+                days = Math.abs(this.days()),
+                hours = Math.abs(this.hours()),
+                minutes = Math.abs(this.minutes()),
+                seconds = Math.abs(this.seconds() + this.milliseconds() / 1000);
+
+            if (!this.asSeconds()) {
+                // this is the same as C#'s (Noda) and python (isodate)...
+                // but not other JS (goog.date)
+                return 'P0D';
+            }
+
+            return (this.asSeconds() < 0 ? '-' : '') +
+                'P' +
+                (years ? years + 'Y' : '') +
+                (months ? months + 'M' : '') +
+                (days ? days + 'D' : '') +
+                ((hours || minutes || seconds) ? 'T' : '') +
+                (hours ? hours + 'H' : '') +
+                (minutes ? minutes + 'M' : '') +
+                (seconds ? seconds + 'S' : '');
+        },
+
+        localeData : function () {
+            return this._locale;
+        },
+
+        toJSON : function () {
+            return this.toISOString();
+        }
+    });
+
+    moment.duration.fn.toString = moment.duration.fn.toISOString;
+
+    function makeDurationGetter(name) {
+        moment.duration.fn[name] = function () {
+            return this._data[name];
+        };
+    }
+
+    for (i in unitMillisecondFactors) {
+        if (hasOwnProp(unitMillisecondFactors, i)) {
+            makeDurationGetter(i.toLowerCase());
+        }
+    }
+
+    moment.duration.fn.asMilliseconds = function () {
+        return this.as('ms');
+    };
+    moment.duration.fn.asSeconds = function () {
+        return this.as('s');
+    };
+    moment.duration.fn.asMinutes = function () {
+        return this.as('m');
+    };
+    moment.duration.fn.asHours = function () {
+        return this.as('h');
+    };
+    moment.duration.fn.asDays = function () {
+        return this.as('d');
+    };
+    moment.duration.fn.asWeeks = function () {
+        return this.as('weeks');
+    };
+    moment.duration.fn.asMonths = function () {
+        return this.as('M');
+    };
+    moment.duration.fn.asYears = function () {
+        return this.as('y');
+    };
+
+    /************************************
+        Default Locale
+    ************************************/
+
+
+    // Set default locale, other locale will inherit from English.
+    moment.locale('en', {
+        ordinalParse: /\d{1,2}(th|st|nd|rd)/,
+        ordinal : function (number) {
+            var b = number % 10,
+                output = (toInt(number % 100 / 10) === 1) ? 'th' :
+                (b === 1) ? 'st' :
+                (b === 2) ? 'nd' :
+                (b === 3) ? 'rd' : 'th';
+            return number + output;
+        }
+    });
+
+    /* EMBED_LOCALES */
+
+    /************************************
+        Exposing Moment
+    ************************************/
+
+    function makeGlobal(shouldDeprecate) {
+        /*global ender:false */
+        if (typeof ender !== 'undefined') {
+            return;
+        }
+        oldGlobalMoment = globalScope.moment;
+        if (shouldDeprecate) {
+            globalScope.moment = deprecate(
+                    'Accessing Moment through the global scope is ' +
+                    'deprecated, and will be removed in an upcoming ' +
+                    'release.',
+                    moment);
+        } else {
+            globalScope.moment = moment;
+        }
+    }
+
+    // CommonJS module is defined
+    if (hasModule) {
+        module.exports = moment;
+    } else if (typeof define === 'function' && define.amd) {
+        define(function (require, exports, module) {
+            if (module.config && module.config() && module.config().noGlobal === true) {
+                // release the global variable
+                globalScope.moment = oldGlobalMoment;
+            }
+
+            return moment;
+        });
+        makeGlobal(true);
+    } else {
+        makeGlobal();
+    }
+}).call(this);
diff --git a/pdns/recursordist/html/js/rickshaw.js b/pdns/recursordist/html/js/rickshaw.js
new file mode 100644 (file)
index 0000000..e5d56c5
--- /dev/null
@@ -0,0 +1,3994 @@
+/* jshint -W079 */ 
+
+var Rickshaw = {
+
+       namespace: function(namespace, obj) {
+
+               var parts = namespace.split('.');
+
+               var parent = Rickshaw;
+
+               for(var i = 1, length = parts.length; i < length; i++) {
+                       var currentPart = parts[i];
+                       parent[currentPart] = parent[currentPart] || {};
+                       parent = parent[currentPart];
+               }
+               return parent;
+       },
+
+       keys: function(obj) {
+               var keys = [];
+               for (var key in obj) keys.push(key);
+               return keys;
+       },
+
+       extend: function(destination, source) {
+
+               for (var property in source) {
+                       destination[property] = source[property];
+               }
+               return destination;
+       },
+
+       clone: function(obj) {
+               return JSON.parse(JSON.stringify(obj));
+       }
+};
+
+if (typeof module !== 'undefined' && module.exports) {
+       var d3 = require('d3');
+       module.exports = Rickshaw;
+}
+
+/* Adapted from https://github.com/Jakobo/PTClass */
+
+/*
+Copyright (c) 2005-2010 Sam Stephenson
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+/* Based on Alex Arnell's inheritance implementation. */
+/** section: Language
+ * class Class
+ *
+ *  Manages Prototype's class-based OOP system.
+ *
+ *  Refer to Prototype's web site for a [tutorial on classes and
+ *  inheritance](http://prototypejs.org/learn/class-inheritance).
+**/
+(function(globalContext) {
+/* ------------------------------------ */
+/* Import from object.js                */
+/* ------------------------------------ */
+var _toString = Object.prototype.toString,
+    NULL_TYPE = 'Null',
+    UNDEFINED_TYPE = 'Undefined',
+    BOOLEAN_TYPE = 'Boolean',
+    NUMBER_TYPE = 'Number',
+    STRING_TYPE = 'String',
+    OBJECT_TYPE = 'Object',
+    FUNCTION_CLASS = '[object Function]';
+function isFunction(object) {
+  return _toString.call(object) === FUNCTION_CLASS;
+}
+function extend(destination, source) {
+  for (var property in source) if (source.hasOwnProperty(property)) // modify protect primitive slaughter
+    destination[property] = source[property];
+  return destination;
+}
+function keys(object) {
+  if (Type(object) !== OBJECT_TYPE) { throw new TypeError(); }
+  var results = [];
+  for (var property in object) {
+    if (object.hasOwnProperty(property)) {
+      results.push(property);
+    }
+  }
+  return results;
+}
+function Type(o) {
+  switch(o) {
+    case null: return NULL_TYPE;
+    case (void 0): return UNDEFINED_TYPE;
+  }
+  var type = typeof o;
+  switch(type) {
+    case 'boolean': return BOOLEAN_TYPE;
+    case 'number':  return NUMBER_TYPE;
+    case 'string':  return STRING_TYPE;
+  }
+  return OBJECT_TYPE;
+}
+function isUndefined(object) {
+  return typeof object === "undefined";
+}
+/* ------------------------------------ */
+/* Import from Function.js              */
+/* ------------------------------------ */
+var slice = Array.prototype.slice;
+function argumentNames(fn) {
+  var names = fn.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1]
+    .replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '')
+    .replace(/\s+/g, '').split(',');
+  return names.length == 1 && !names[0] ? [] : names;
+}
+function wrap(fn, wrapper) {
+  var __method = fn;
+  return function() {
+    var a = update([bind(__method, this)], arguments);
+    return wrapper.apply(this, a);
+  }
+}
+function update(array, args) {
+  var arrayLength = array.length, length = args.length;
+  while (length--) array[arrayLength + length] = args[length];
+  return array;
+}
+function merge(array, args) {
+  array = slice.call(array, 0);
+  return update(array, args);
+}
+function bind(fn, context) {
+  if (arguments.length < 2 && isUndefined(arguments[0])) return this;
+  var __method = fn, args = slice.call(arguments, 2);
+  return function() {
+    var a = merge(args, arguments);
+    return __method.apply(context, a);
+  }
+}
+
+/* ------------------------------------ */
+/* Import from Prototype.js             */
+/* ------------------------------------ */
+var emptyFunction = function(){};
+
+var Class = (function() {
+  
+  // Some versions of JScript fail to enumerate over properties, names of which 
+  // correspond to non-enumerable properties in the prototype chain
+  var IS_DONTENUM_BUGGY = (function(){
+    for (var p in { toString: 1 }) {
+      // check actual property name, so that it works with augmented Object.prototype
+      if (p === 'toString') return false;
+    }
+    return true;
+  })();
+  
+  function subclass() {};
+  function create() {
+    var parent = null, properties = [].slice.apply(arguments);
+    if (isFunction(properties[0]))
+      parent = properties.shift();
+
+    function klass() {
+      this.initialize.apply(this, arguments);
+    }
+
+    extend(klass, Class.Methods);
+    klass.superclass = parent;
+    klass.subclasses = [];
+
+    if (parent) {
+      subclass.prototype = parent.prototype;
+      klass.prototype = new subclass;
+      try { parent.subclasses.push(klass) } catch(e) {}
+    }
+
+    for (var i = 0, length = properties.length; i < length; i++)
+      klass.addMethods(properties[i]);
+
+    if (!klass.prototype.initialize)
+      klass.prototype.initialize = emptyFunction;
+
+    klass.prototype.constructor = klass;
+    return klass;
+  }
+
+  function addMethods(source) {
+    var ancestor   = this.superclass && this.superclass.prototype,
+        properties = keys(source);
+
+    // IE6 doesn't enumerate `toString` and `valueOf` (among other built-in `Object.prototype`) properties,
+    // Force copy if they're not Object.prototype ones.
+    // Do not copy other Object.prototype.* for performance reasons
+    if (IS_DONTENUM_BUGGY) {
+      if (source.toString != Object.prototype.toString)
+        properties.push("toString");
+      if (source.valueOf != Object.prototype.valueOf)
+        properties.push("valueOf");
+    }
+
+    for (var i = 0, length = properties.length; i < length; i++) {
+      var property = properties[i], value = source[property];
+      if (ancestor && isFunction(value) &&
+          argumentNames(value)[0] == "$super") {
+        var method = value;
+        value = wrap((function(m) {
+          return function() { return ancestor[m].apply(this, arguments); };
+        })(property), method);
+
+        value.valueOf = bind(method.valueOf, method);
+        value.toString = bind(method.toString, method);
+      }
+      this.prototype[property] = value;
+    }
+
+    return this;
+  }
+
+  return {
+    create: create,
+    Methods: {
+      addMethods: addMethods
+    }
+  };
+})();
+
+if (globalContext.exports) {
+  globalContext.exports.Class = Class;
+}
+else {
+  globalContext.Class = Class;
+}
+})(Rickshaw);
+Rickshaw.namespace('Rickshaw.Compat.ClassList');
+
+Rickshaw.Compat.ClassList = function() {
+
+       /* adapted from http://purl.eligrey.com/github/classList.js/blob/master/classList.js */
+
+       if (typeof document !== "undefined" && !("classList" in document.createElement("a"))) {
+
+       (function (view) {
+
+       "use strict";
+
+       var
+                 classListProp = "classList"
+               , protoProp = "prototype"
+               , elemCtrProto = (view.HTMLElement || view.Element)[protoProp]
+               , objCtr = Object
+               , strTrim = String[protoProp].trim || function () {
+                       return this.replace(/^\s+|\s+$/g, "");
+               }
+               , arrIndexOf = Array[protoProp].indexOf || function (item) {
+                       var
+                                 i = 0
+                               , len = this.length
+                       ;
+                       for (; i < len; i++) {
+                               if (i in this && this[i] === item) {
+                                       return i;
+                               }
+                       }
+                       return -1;
+               }
+               // Vendors: please allow content code to instantiate DOMExceptions
+               , DOMEx = function (type, message) {
+                       this.name = type;
+                       this.code = DOMException[type];
+                       this.message = message;
+               }
+               , checkTokenAndGetIndex = function (classList, token) {
+                       if (token === "") {
+                               throw new DOMEx(
+                                         "SYNTAX_ERR"
+                                       , "An invalid or illegal string was specified"
+                               );
+                       }
+                       if (/\s/.test(token)) {
+                               throw new DOMEx(
+                                         "INVALID_CHARACTER_ERR"
+                                       , "String contains an invalid character"
+                               );
+                       }
+                       return arrIndexOf.call(classList, token);
+               }
+               , ClassList = function (elem) {
+                       var
+                                 trimmedClasses = strTrim.call(elem.className)
+                               , classes = trimmedClasses ? trimmedClasses.split(/\s+/) : []
+                               , i = 0
+                               , len = classes.length
+                       ;
+                       for (; i < len; i++) {
+                               this.push(classes[i]);
+                       }
+                       this._updateClassName = function () {
+                               elem.className = this.toString();
+                       };
+               }
+               , classListProto = ClassList[protoProp] = []
+               , classListGetter = function () {
+                       return new ClassList(this);
+               }
+       ;
+       // Most DOMException implementations don't allow calling DOMException's toString()
+       // on non-DOMExceptions. Error's toString() is sufficient here.
+       DOMEx[protoProp] = Error[protoProp];
+       classListProto.item = function (i) {
+               return this[i] || null;
+       };
+       classListProto.contains = function (token) {
+               token += "";
+               return checkTokenAndGetIndex(this, token) !== -1;
+       };
+       classListProto.add = function (token) {
+               token += "";
+               if (checkTokenAndGetIndex(this, token) === -1) {
+                       this.push(token);
+                       this._updateClassName();
+               }
+       };
+       classListProto.remove = function (token) {
+               token += "";
+               var index = checkTokenAndGetIndex(this, token);
+               if (index !== -1) {
+                       this.splice(index, 1);
+                       this._updateClassName();
+               }
+       };
+       classListProto.toggle = function (token) {
+               token += "";
+               if (checkTokenAndGetIndex(this, token) === -1) {
+                       this.add(token);
+               } else {
+                       this.remove(token);
+               }
+       };
+       classListProto.toString = function () {
+               return this.join(" ");
+       };
+
+       if (objCtr.defineProperty) {
+               var classListPropDesc = {
+                         get: classListGetter
+                       , enumerable: true
+                       , configurable: true
+               };
+               try {
+                       objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc);
+               } catch (ex) { // IE 8 doesn't support enumerable:true
+                       if (ex.number === -0x7FF5EC54) {
+                               classListPropDesc.enumerable = false;
+                               objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc);
+                       }
+               }
+       } else if (objCtr[protoProp].__defineGetter__) {
+               elemCtrProto.__defineGetter__(classListProp, classListGetter);
+       }
+
+       }(window));
+
+       }
+};
+
+if ( (typeof RICKSHAW_NO_COMPAT !== "undefined" && !RICKSHAW_NO_COMPAT) || typeof RICKSHAW_NO_COMPAT === "undefined") {
+       new Rickshaw.Compat.ClassList();
+}
+Rickshaw.namespace('Rickshaw.Graph');
+
+Rickshaw.Graph = function(args) {
+
+       var self = this;
+
+       this.initialize = function(args) {
+
+               if (!args.element) throw "Rickshaw.Graph needs a reference to an element";
+               if (args.element.nodeType !== 1) throw "Rickshaw.Graph element was defined but not an HTML element";
+
+               this.element = args.element;
+               this.series = args.series;
+               this.window = {};
+
+               this.updateCallbacks = [];
+               this.configureCallbacks = [];
+
+               this.defaults = {
+                       interpolation: 'cardinal',
+                       offset: 'zero',
+                       min: undefined,
+                       max: undefined,
+                       preserve: false,
+                       xScale: undefined,
+                       yScale: undefined
+               };
+
+               this._loadRenderers();
+               this.configure(args);
+               this.validateSeries(args.series);
+
+               this.series.active = function() { return self.series.filter( function(s) { return !s.disabled } ) };
+               this.setSize({ width: args.width, height: args.height });
+               this.element.classList.add('rickshaw_graph');
+
+               this.vis = d3.select(this.element)
+                       .append("svg:svg")
+                       .attr('width', this.width)
+                       .attr('height', this.height);
+
+               this.discoverRange();
+       };
+
+       this._loadRenderers = function() {
+
+               for (var name in Rickshaw.Graph.Renderer) {
+                       if (!name || !Rickshaw.Graph.Renderer.hasOwnProperty(name)) continue;
+                       var r = Rickshaw.Graph.Renderer[name];
+                       if (!r || !r.prototype || !r.prototype.render) continue;
+                       self.registerRenderer(new r( { graph: self } ));
+               }
+       };
+
+       this.validateSeries = function(series) {
+
+               if (!Array.isArray(series) && !(series instanceof Rickshaw.Series)) {
+                       var seriesSignature = Object.prototype.toString.apply(series);
+                       throw "series is not an array: " + seriesSignature;
+               }
+
+               var pointsCount;
+
+               series.forEach( function(s) {
+
+                       if (!(s instanceof Object)) {
+                               throw "series element is not an object: " + s;
+                       }
+                       if (!(s.data)) {
+                               throw "series has no data: " + JSON.stringify(s);
+                       }
+                       if (!Array.isArray(s.data)) {
+                               throw "series data is not an array: " + JSON.stringify(s.data);
+                       }
+
+                       var x = s.data[0].x;
+                       var y = s.data[0].y;
+
+                       if (typeof x != 'number' || ( typeof y != 'number' && y !== null ) ) {
+                               throw "x and y properties of points should be numbers instead of " +
+                                       (typeof x) + " and " + (typeof y);
+                       }
+
+                       if (s.data.length >= 3) {
+                               // probe to sanity check sort order
+                               if (s.data[2].x < s.data[1].x || s.data[1].x < s.data[0].x || s.data[s.data.length - 1].x < s.data[0].x) {
+                                       throw "series data needs to be sorted on x values for series name: " + s.name;
+                               }
+                       }
+
+               }, this );
+       };
+
+       this.dataDomain = function() {
+
+               var data = this.series.map( function(s) { return s.data } );
+
+               var min = d3.min( data.map( function(d) { return d[0].x } ) );
+               var max = d3.max( data.map( function(d) { return d[d.length - 1].x } ) );
+
+               return [min, max];
+       };
+
+       this.discoverRange = function() {
+
+               var domain = this.renderer.domain();
+
+               this.x = (this.xScale || d3.scale.linear()).domain(domain.x).range([0, this.width]);
+               this.y = (this.yScale || d3.scale.linear()).domain(domain.y).range([this.height, 0]);
+
+               this.y.magnitude = d3.scale.linear()
+                       .domain([domain.y[0] - domain.y[0], domain.y[1] - domain.y[0]])
+                       .range([0, this.height]);
+       };
+
+       this.render = function() {
+
+               var stackedData = this.stackData();
+               this.discoverRange();
+
+               this.renderer.render();
+
+               this.updateCallbacks.forEach( function(callback) {
+                       callback();
+               } );
+
+       };
+
+       this.update = this.render;
+
+       this.stackData = function() {
+
+               var data = this.series.active()
+                       .map( function(d) { return d.data } )
+                       .map( function(d) { return d.filter( function(d) { return this._slice(d) }, this ) }, this);
+
+               var preserve = this.preserve;
+               if (!preserve) {
+                       this.series.forEach( function(series) {
+                               if (series.scale) {
+                                       // data must be preserved when a scale is used
+                                       preserve = true;
+                               }
+                       } );
+               }
+
+               data = preserve ? Rickshaw.clone(data) : data;
+
+               this.series.active().forEach( function(series, index) {
+                       if (series.scale) {
+                               // apply scale to each series
+                               var seriesData = data[index];
+                               if(seriesData) {
+                                       seriesData.forEach( function(d) {
+                                               d.y = series.scale(d.y);
+                                       } );
+                               }
+                       }
+               } );
+
+               this.stackData.hooks.data.forEach( function(entry) {
+                       data = entry.f.apply(self, [data]);
+               } );
+
+               var stackedData;
+
+               if (!this.renderer.unstack) {
+
+                       this._validateStackable();
+
+                       var layout = d3.layout.stack();
+                       layout.offset( self.offset );
+                       stackedData = layout(data);
+               }
+
+               stackedData = stackedData || data;
+
+               if (this.renderer.unstack) {
+                       stackedData.forEach( function(seriesData) {
+                               seriesData.forEach( function(d) {
+                                       d.y0 = d.y0 === undefined ? 0 : d.y0;
+                               } );
+                       } );
+               }
+
+               this.stackData.hooks.after.forEach( function(entry) {
+                       stackedData = entry.f.apply(self, [data]);
+               } );
+
+               var i = 0;
+               this.series.forEach( function(series) {
+                       if (series.disabled) return;
+                       series.stack = stackedData[i++];
+               } );
+
+               this.stackedData = stackedData;
+               return stackedData;
+       };
+
+       this._validateStackable = function() {
+
+               var series = this.series;
+               var pointsCount;
+
+               series.forEach( function(s) {
+
+                       pointsCount = pointsCount || s.data.length;
+
+                       if (pointsCount && s.data.length != pointsCount) {
+                               throw "stacked series cannot have differing numbers of points: " +
+                                       pointsCount + " vs " + s.data.length + "; see Rickshaw.Series.fill()";
+                       }
+
+               }, this );
+       };
+
+       this.stackData.hooks = { data: [], after: [] };
+
+       this._slice = function(d) {
+
+               if (this.window.xMin || this.window.xMax) {
+
+                       var isInRange = true;
+
+                       if (this.window.xMin && d.x < this.window.xMin) isInRange = false;
+                       if (this.window.xMax && d.x > this.window.xMax) isInRange = false;
+
+                       return isInRange;
+               }
+
+               return true;
+       };
+
+       this.onUpdate = function(callback) {
+               this.updateCallbacks.push(callback);
+       };
+
+       this.onConfigure = function(callback) {
+               this.configureCallbacks.push(callback);
+       };
+
+       this.registerRenderer = function(renderer) {
+               this._renderers = this._renderers || {};
+               this._renderers[renderer.name] = renderer;
+       };
+
+       this.configure = function(args) {
+
+               this.config = this.config || {};
+
+               if (args.width || args.height) {
+                       this.setSize(args);
+               }
+
+               Rickshaw.keys(this.defaults).forEach( function(k) {
+                       this.config[k] = k in args ? args[k]
+                               : k in this ? this[k]
+                               : this.defaults[k];
+               }, this );
+
+               Rickshaw.keys(this.config).forEach( function(k) {
+                       this[k] = this.config[k];
+               }, this );
+
+               var renderer = args.renderer || (this.renderer && this.renderer.name) || 'stack';
+               this.setRenderer(renderer, args);
+
+               this.configureCallbacks.forEach( function(callback) {
+                       callback(args);
+               } );
+       };
+
+       this.setRenderer = function(r, args) {
+               if (typeof r == 'function') {
+                       this.renderer = new r( { graph: self } );
+                       this.registerRenderer(this.renderer);
+               } else {
+                       if (!this._renderers[r]) {
+                               throw "couldn't find renderer " + r;
+                       }
+                       this.renderer = this._renderers[r];
+               }
+
+               if (typeof args == 'object') {
+                       this.renderer.configure(args);
+               }
+       };
+
+       this.setSize = function(args) {
+
+               args = args || {};
+
+               if (typeof window !== undefined) {
+                       var style = window.getComputedStyle(this.element, null);
+                       var elementWidth = parseInt(style.getPropertyValue('width'), 10);
+                       var elementHeight = parseInt(style.getPropertyValue('height'), 10);
+               }
+
+               this.width = args.width || elementWidth || 400;
+               this.height = args.height || elementHeight || 250;
+
+               this.vis && this.vis
+                       .attr('width', this.width)
+                       .attr('height', this.height);
+       };
+
+       this.initialize(args);
+};
+Rickshaw.namespace('Rickshaw.Fixtures.Color');
+
+Rickshaw.Fixtures.Color = function() {
+
+       this.schemes = {};
+
+       this.schemes.spectrum14 = [
+               '#ecb796',
+               '#dc8f70',
+               '#b2a470',
+               '#92875a',
+               '#716c49',
+               '#d2ed82',
+               '#bbe468',
+               '#a1d05d',
+               '#e7cbe6',
+               '#d8aad6',
+               '#a888c2',
+               '#9dc2d3',
+               '#649eb9',
+               '#387aa3'
+       ].reverse();
+
+       this.schemes.spectrum2000 = [
+               '#57306f',
+               '#514c76',
+               '#646583',
+               '#738394',
+               '#6b9c7d',
+               '#84b665',
+               '#a7ca50',
+               '#bfe746',
+               '#e2f528',
+               '#fff726',
+               '#ecdd00',
+               '#d4b11d',
+               '#de8800',
+               '#de4800',
+               '#c91515',
+               '#9a0000',
+               '#7b0429',
+               '#580839',
+               '#31082b'
+       ];
+
+       this.schemes.spectrum2001 = [
+               '#2f243f',
+               '#3c2c55',
+               '#4a3768',
+               '#565270',
+               '#6b6b7c',
+               '#72957f',
+               '#86ad6e',
+               '#a1bc5e',
+               '#b8d954',
+               '#d3e04e',
+               '#ccad2a',
+               '#cc8412',
+               '#c1521d',
+               '#ad3821',
+               '#8a1010',
+               '#681717',
+               '#531e1e',
+               '#3d1818',
+               '#320a1b'
+       ];
+
+       this.schemes.classic9 = [
+               '#423d4f',
+               '#4a6860',
+               '#848f39',
+               '#a2b73c',
+               '#ddcb53',
+               '#c5a32f',
+               '#7d5836',
+               '#963b20',
+               '#7c2626',
+               '#491d37',
+               '#2f254a'
+       ].reverse();
+
+       this.schemes.httpStatus = {
+               503: '#ea5029',
+               502: '#d23f14',
+               500: '#bf3613',
+               410: '#efacea',
+               409: '#e291dc',
+               403: '#f457e8',
+               408: '#e121d2',
+               401: '#b92dae',
+               405: '#f47ceb',
+               404: '#a82a9f',
+               400: '#b263c6',
+               301: '#6fa024',
+               302: '#87c32b',
+               307: '#a0d84c',
+               304: '#28b55c',
+               200: '#1a4f74',
+               206: '#27839f',
+               201: '#52adc9',
+               202: '#7c979f',
+               203: '#a5b8bd',
+               204: '#c1cdd1'
+       };
+
+       this.schemes.colorwheel = [
+               '#b5b6a9',
+               '#858772',
+               '#785f43',
+               '#96557e',
+               '#4682b4',
+               '#65b9ac',
+               '#73c03a',
+               '#cb513a'
+       ].reverse();
+
+       this.schemes.cool = [
+               '#5e9d2f',
+               '#73c03a',
+               '#4682b4',
+               '#7bc3b8',
+               '#a9884e',
+               '#c1b266',
+               '#a47493',
+               '#c09fb5'
+       ];
+
+       this.schemes.munin = [
+               '#00cc00',
+               '#0066b3',
+               '#ff8000',
+               '#ffcc00',
+               '#330099',
+               '#990099',
+               '#ccff00',
+               '#ff0000',
+               '#808080',
+               '#008f00',
+               '#00487d',
+               '#b35a00',
+               '#b38f00',
+               '#6b006b',
+               '#8fb300',
+               '#b30000',
+               '#bebebe',
+               '#80ff80',
+               '#80c9ff',
+               '#ffc080',
+               '#ffe680',
+               '#aa80ff',
+               '#ee00cc',
+               '#ff8080',
+               '#666600',
+               '#ffbfff',
+               '#00ffcc',
+               '#cc6699',
+               '#999900'
+       ];
+};
+Rickshaw.namespace('Rickshaw.Fixtures.RandomData');
+
+Rickshaw.Fixtures.RandomData = function(timeInterval) {
+
+       var addData;
+       timeInterval = timeInterval || 1;
+
+       var lastRandomValue = 200;
+
+       var timeBase = Math.floor(new Date().getTime() / 1000);
+
+       this.addData = function(data) {
+
+               var randomValue = Math.random() * 100 + 15 + lastRandomValue;
+               var index = data[0].length;
+
+               var counter = 1;
+
+               data.forEach( function(series) {
+                       var randomVariance = Math.random() * 20;
+                       var v = randomValue / 25  + counter++ +
+                               (Math.cos((index * counter * 11) / 960) + 2) * 15 +
+                               (Math.cos(index / 7) + 2) * 7 +
+                               (Math.cos(index / 17) + 2) * 1;
+
+                       series.push( { x: (index * timeInterval) + timeBase, y: v + randomVariance } );
+               } );
+
+               lastRandomValue = randomValue * 0.85;
+       };
+
+       this.removeData = function(data) {
+               data.forEach( function(series) {
+                       series.shift();
+               } );
+               timeBase += timeInterval;
+       };
+};
+
+Rickshaw.namespace('Rickshaw.Fixtures.Time');
+
+Rickshaw.Fixtures.Time = function() {
+
+       var self = this;
+
+       this.months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
+
+       this.units = [
+               {
+                       name: 'decade',
+                       seconds: 86400 * 365.25 * 10,
+                       formatter: function(d) { return (parseInt(d.getUTCFullYear() / 10, 10) * 10) }
+               }, {
+                       name: 'year',
+                       seconds: 86400 * 365.25,
+                       formatter: function(d) { return d.getUTCFullYear() }
+               }, {
+                       name: 'month',
+                       seconds: 86400 * 30.5,
+                       formatter: function(d) { return self.months[d.getUTCMonth()] }
+               }, {
+                       name: 'week',
+                       seconds: 86400 * 7,
+                       formatter: function(d) { return self.formatDate(d) }
+               }, {
+                       name: 'day',
+                       seconds: 86400,
+                       formatter: function(d) { return d.getUTCDate() }
+               }, {
+                       name: '6 hour',
+                       seconds: 3600 * 6,
+                       formatter: function(d) { return self.formatTime(d) }
+               }, {
+                       name: 'hour',
+                       seconds: 3600,
+                       formatter: function(d) { return self.formatTime(d) }
+               }, {
+                       name: '15 minute',
+                       seconds: 60 * 15,
+                       formatter: function(d) { return self.formatTime(d) }
+               }, {
+                       name: 'minute',
+                       seconds: 60,
+                       formatter: function(d) { return d.getUTCMinutes() }
+               }, {
+                       name: '15 second',
+                       seconds: 15,
+                       formatter: function(d) { return d.getUTCSeconds() + 's' }
+               }, {
+                       name: 'second',
+                       seconds: 1,
+                       formatter: function(d) { return d.getUTCSeconds() + 's' }
+               }, {
+                       name: 'decisecond',
+                       seconds: 1/10,
+                       formatter: function(d) { return d.getUTCMilliseconds() + 'ms' }
+               }, {
+                       name: 'centisecond',
+                       seconds: 1/100,
+                       formatter: function(d) { return d.getUTCMilliseconds() + 'ms' }
+               }
+       ];
+
+       this.unit = function(unitName) {
+               return this.units.filter( function(unit) { return unitName == unit.name } ).shift();
+       };
+
+       this.formatDate = function(d) {
+               return d3.time.format('%b %e')(d);
+       };
+
+       this.formatTime = function(d) {
+               return d.toUTCString().match(/(\d+:\d+):/)[1];
+       };
+
+       this.ceil = function(time, unit) {
+
+               var date, floor, year;
+
+               if (unit.name == 'month') {
+
+                       date = new Date(time * 1000);
+
+                       floor = Date.UTC(date.getUTCFullYear(), date.getUTCMonth()) / 1000;
+                       if (floor == time) return time;
+
+                       year = date.getUTCFullYear();
+                       var month = date.getUTCMonth();
+
+                       if (month == 11) {
+                               month = 0;
+                               year = year + 1;
+                       } else {
+                               month += 1;
+                       }
+
+                       return Date.UTC(year, month) / 1000;
+               }
+
+               if (unit.name == 'year') {
+
+                       date = new Date(time * 1000);
+
+                       floor = Date.UTC(date.getUTCFullYear(), 0) / 1000;
+                       if (floor == time) return time;
+
+                       year = date.getUTCFullYear() + 1;
+
+                       return Date.UTC(year, 0) / 1000;
+               }
+
+               return Math.ceil(time / unit.seconds) * unit.seconds;
+       };
+};
+Rickshaw.namespace('Rickshaw.Fixtures.Time.Local');
+
+Rickshaw.Fixtures.Time.Local = function() {
+
+       var self = this;
+
+       this.months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
+
+       this.units = [
+               {
+                       name: 'decade',
+                       seconds: 86400 * 365.25 * 10,
+                       formatter: function(d) { return (parseInt(d.getFullYear() / 10, 10) * 10) }
+               }, {
+                       name: 'year',
+                       seconds: 86400 * 365.25,
+                       formatter: function(d) { return d.getFullYear() }
+               }, {
+                       name: 'month',
+                       seconds: 86400 * 30.5,
+                       formatter: function(d) { return self.months[d.getMonth()] }
+               }, {
+                       name: 'week',
+                       seconds: 86400 * 7,
+                       formatter: function(d) { return self.formatDate(d) }
+               }, {
+                       name: 'day',
+                       seconds: 86400,
+                       formatter: function(d) { return d.getDate() }
+               }, {
+                       name: '6 hour',
+                       seconds: 3600 * 6,
+                       formatter: function(d) { return self.formatTime(d) }
+               }, {
+                       name: 'hour',
+                       seconds: 3600,
+                       formatter: function(d) { return self.formatTime(d) }
+               }, {
+                       name: '15 minute',
+                       seconds: 60 * 15,
+                       formatter: function(d) { return self.formatTime(d) }
+               }, {
+                       name: 'minute',
+                       seconds: 60,
+                       formatter: function(d) { return d.getMinutes() }
+               }, {
+                       name: '15 second',
+                       seconds: 15,
+                       formatter: function(d) { return d.getSeconds() + 's' }
+               }, {
+                       name: 'second',
+                       seconds: 1,
+                       formatter: function(d) { return d.getSeconds() + 's' }
+               }, {
+                       name: 'decisecond',
+                       seconds: 1/10,
+                       formatter: function(d) { return d.getMilliseconds() + 'ms' }
+               }, {
+                       name: 'centisecond',
+                       seconds: 1/100,
+                       formatter: function(d) { return d.getMilliseconds() + 'ms' }
+               }
+       ];
+
+       this.unit = function(unitName) {
+               return this.units.filter( function(unit) { return unitName == unit.name } ).shift();
+       };
+
+       this.formatDate = function(d) {
+               return d3.time.format('%b %e')(d);
+       };
+
+       this.formatTime = function(d) {
+               return d.toString().match(/(\d+:\d+):/)[1];
+       };
+
+       this.ceil = function(time, unit) {
+
+               var date, floor, year;
+
+               if (unit.name == 'day') {
+
+                       var nearFuture = new Date((time + unit.seconds - 1) * 1000);
+
+                       var rounded = new Date(0);
+                       rounded.setMilliseconds(0);
+                       rounded.setSeconds(0);
+                       rounded.setMinutes(0);
+                       rounded.setHours(0);
+                       rounded.setDate(nearFuture.getDate());
+                       rounded.setMonth(nearFuture.getMonth());
+                       rounded.setFullYear(nearFuture.getFullYear());
+
+                       return rounded.getTime() / 1000;
+               }
+
+               if (unit.name == 'month') {
+
+                       date = new Date(time * 1000);
+
+                       floor = new Date(date.getFullYear(), date.getMonth()).getTime() / 1000;
+                       if (floor == time) return time;
+
+                       year = date.getFullYear();
+                       var month = date.getMonth();
+
+                       if (month == 11) {
+                               month = 0;
+                               year = year + 1;
+                       } else {
+                               month += 1;
+                       }
+
+                       return new Date(year, month).getTime() / 1000;
+               }
+
+               if (unit.name == 'year') {
+
+                       date = new Date(time * 1000);
+
+                       floor = new Date(date.getUTCFullYear(), 0).getTime() / 1000;
+                       if (floor == time) return time;
+
+                       year = date.getFullYear() + 1;
+
+                       return new Date(year, 0).getTime() / 1000;
+               }
+
+               return Math.ceil(time / unit.seconds) * unit.seconds;
+       };
+};
+Rickshaw.namespace('Rickshaw.Fixtures.Number');
+
+Rickshaw.Fixtures.Number.formatKMBT = function(y) {
+       var abs_y = Math.abs(y);
+       if (abs_y >= 1000000000000)   { return y / 1000000000000 + "T" }
+       else if (abs_y >= 1000000000) { return y / 1000000000 + "B" }
+       else if (abs_y >= 1000000)    { return y / 1000000 + "M" }
+       else if (abs_y >= 1000)       { return y / 1000 + "K" }
+       else if (abs_y < 1 && y > 0)  { return y.toFixed(2) }
+       else if (abs_y === 0)         { return '' }
+       else                      { return y }
+};
+
+Rickshaw.Fixtures.Number.formatBase1024KMGTP = function(y) {
+    var abs_y = Math.abs(y);
+    if (abs_y >= 1125899906842624)  { return y / 1125899906842624 + "P" }
+    else if (abs_y >= 1099511627776){ return y / 1099511627776 + "T" }
+    else if (abs_y >= 1073741824)   { return y / 1073741824 + "G" }
+    else if (abs_y >= 1048576)      { return y / 1048576 + "M" }
+    else if (abs_y >= 1024)         { return y / 1024 + "K" }
+    else if (abs_y < 1 && y > 0)    { return y.toFixed(2) }
+    else if (abs_y === 0)           { return '' }
+    else                        { return y }
+};
+Rickshaw.namespace("Rickshaw.Color.Palette");
+
+Rickshaw.Color.Palette = function(args) {
+
+       var color = new Rickshaw.Fixtures.Color();
+
+       args = args || {};
+       this.schemes = {};
+
+       this.scheme = color.schemes[args.scheme] || args.scheme || color.schemes.colorwheel;
+       this.runningIndex = 0;
+       this.generatorIndex = 0;
+
+       if (args.interpolatedStopCount) {
+               var schemeCount = this.scheme.length - 1;
+               var i, j, scheme = [];
+               for (i = 0; i < schemeCount; i++) {
+                       scheme.push(this.scheme[i]);
+                       var generator = d3.interpolateHsl(this.scheme[i], this.scheme[i + 1]);
+                       for (j = 1; j < args.interpolatedStopCount; j++) {
+                               scheme.push(generator((1 / args.interpolatedStopCount) * j));
+                       }
+               }
+               scheme.push(this.scheme[this.scheme.length - 1]);
+               this.scheme = scheme;
+       }
+       this.rotateCount = this.scheme.length;
+
+       this.color = function(key) {
+               return this.scheme[key] || this.scheme[this.runningIndex++] || this.interpolateColor() || '#808080';
+       };
+
+       this.interpolateColor = function() {
+               if (!Array.isArray(this.scheme)) return;
+               var color;
+               if (this.generatorIndex == this.rotateCount * 2 - 1) {
+                       color = d3.interpolateHsl(this.scheme[this.generatorIndex], this.scheme[0])(0.5);
+                       this.generatorIndex = 0;
+                       this.rotateCount *= 2;
+               } else {
+                       color = d3.interpolateHsl(this.scheme[this.generatorIndex], this.scheme[this.generatorIndex + 1])(0.5);
+                       this.generatorIndex++;
+               }
+               this.scheme.push(color);
+               return color;
+       };
+
+};
+Rickshaw.namespace('Rickshaw.Graph.Ajax');
+
+Rickshaw.Graph.Ajax = Rickshaw.Class.create( {
+
+       initialize: function(args) {
+
+               this.dataURL = args.dataURL;
+
+               this.onData = args.onData || function(d) { return d };
+               this.onComplete = args.onComplete || function() {};
+               this.onError = args.onError || function() {};
+
+               this.args = args; // pass through to Rickshaw.Graph
+
+               this.request();
+       },
+
+       request: function() {
+
+               $.ajax( {
+                       url: this.dataURL,
+                       dataType: 'json',
+                       success: this.success.bind(this),
+                       error: this.error.bind(this)
+               } );
+       },
+
+       error: function() {
+
+               console.log("error loading dataURL: " + this.dataURL);
+               this.onError(this);
+       },
+
+       success: function(data, status) {
+
+               data = this.onData(data);
+               this.args.series = this._splice({ data: data, series: this.args.series });
+
+               this.graph = this.graph || new Rickshaw.Graph(this.args);
+               this.graph.render();
+
+               this.onComplete(this);
+       },
+
+       _splice: function(args) {
+
+               var data = args.data;
+               var series = args.series;
+
+               if (!args.series) return data;
+
+               series.forEach( function(s) {
+
+                       var seriesKey = s.key || s.name;
+                       if (!seriesKey) throw "series needs a key or a name";
+
+                       data.forEach( function(d) {
+
+                               var dataKey = d.key || d.name;
+                               if (!dataKey) throw "data needs a key or a name";
+
+                               if (seriesKey == dataKey) {
+                                       var properties = ['color', 'name', 'data'];
+                                       properties.forEach( function(p) {
+                                               if (d[p]) s[p] = d[p];
+                                       } );
+                               }
+                       } );
+               } );
+
+               return series;
+       }
+} );
+
+Rickshaw.namespace('Rickshaw.Graph.Annotate');
+
+Rickshaw.Graph.Annotate = function(args) {
+
+       var graph = this.graph = args.graph;
+       this.elements = { timeline: args.element };
+       
+       var self = this;
+
+       this.data = {};
+
+       this.elements.timeline.classList.add('rickshaw_annotation_timeline');
+
+       this.add = function(time, content, end_time) {
+               self.data[time] = self.data[time] || {'boxes': []};
+               self.data[time].boxes.push({content: content, end: end_time});
+       };
+
+       this.update = function() {
+
+               Rickshaw.keys(self.data).forEach( function(time) {
+
+                       var annotation = self.data[time];
+                       var left = self.graph.x(time);
+
+                       if (left < 0 || left > self.graph.x.range()[1]) {
+                               if (annotation.element) {
+                                       annotation.line.classList.add('offscreen');
+                                       annotation.element.style.display = 'none';
+                               }
+
+                               annotation.boxes.forEach( function(box) {
+                                       if ( box.rangeElement ) box.rangeElement.classList.add('offscreen');
+                               });
+
+                               return;
+                       }
+
+                       if (!annotation.element) {
+                               var element = annotation.element = document.createElement('div');
+                               element.classList.add('annotation');
+                               this.elements.timeline.appendChild(element);
+                               element.addEventListener('click', function(e) {
+                                       element.classList.toggle('active');
+                                       annotation.line.classList.toggle('active');
+                                       annotation.boxes.forEach( function(box) {
+                                               if ( box.rangeElement ) box.rangeElement.classList.toggle('active');
+                                       });
+                               }, false);
+                                       
+                       }
+
+                       annotation.element.style.left = left + 'px';
+                       annotation.element.style.display = 'block';
+
+                       annotation.boxes.forEach( function(box) {
+
+
+                               var element = box.element;
+
+                               if (!element) {
+                                       element = box.element = document.createElement('div');
+                                       element.classList.add('content');
+                                       element.innerHTML = box.content;
+                                       annotation.element.appendChild(element);
+
+                                       annotation.line = document.createElement('div');
+                                       annotation.line.classList.add('annotation_line');
+                                       self.graph.element.appendChild(annotation.line);
+
+                                       if ( box.end ) {
+                                               box.rangeElement = document.createElement('div');
+                                               box.rangeElement.classList.add('annotation_range');
+                                               self.graph.element.appendChild(box.rangeElement);
+                                       }
+
+                               }
+
+                               if ( box.end ) {
+
+                                       var annotationRangeStart = left;
+                                       var annotationRangeEnd   = Math.min( self.graph.x(box.end), self.graph.x.range()[1] );
+
+                                       // annotation makes more sense at end
+                                       if ( annotationRangeStart > annotationRangeEnd ) {
+                                               annotationRangeEnd   = left;
+                                               annotationRangeStart = Math.max( self.graph.x(box.end), self.graph.x.range()[0] );
+                                       }
+
+                                       var annotationRangeWidth = annotationRangeEnd - annotationRangeStart;
+
+                                       box.rangeElement.style.left  = annotationRangeStart + 'px';
+                                       box.rangeElement.style.width = annotationRangeWidth + 'px';
+
+                                       box.rangeElement.classList.remove('offscreen');
+                               }
+
+                               annotation.line.classList.remove('offscreen');
+                               annotation.line.style.left = left + 'px';
+                       } );
+               }, this );
+       };
+
+       this.graph.onUpdate( function() { self.update() } );
+};
+Rickshaw.namespace('Rickshaw.Graph.Axis.Time');
+
+Rickshaw.Graph.Axis.Time = function(args) {
+
+       var self = this;
+
+       this.graph = args.graph;
+       this.elements = [];
+       this.ticksTreatment = args.ticksTreatment || 'plain';
+       this.fixedTimeUnit = args.timeUnit;
+
+       var time = args.timeFixture || new Rickshaw.Fixtures.Time();
+
+       this.appropriateTimeUnit = function() {
+
+               var unit;
+               var units = time.units;
+
+               var domain = this.graph.x.domain();
+               var rangeSeconds = domain[1] - domain[0];
+
+               units.forEach( function(u) {
+                       if (Math.floor(rangeSeconds / u.seconds) >= 2) {
+                               unit = unit || u;
+                       }
+               } );
+
+               return (unit || time.units[time.units.length - 1]);
+       };
+
+       this.tickOffsets = function() {
+
+               var domain = this.graph.x.domain();
+
+               var unit = this.fixedTimeUnit || this.appropriateTimeUnit();
+               var count = Math.ceil((domain[1] - domain[0]) / unit.seconds);
+
+               var runningTick = domain[0];
+
+               var offsets = [];
+
+               for (var i = 0; i < count; i++) {
+
+                       var tickValue = time.ceil(runningTick, unit);
+                       runningTick = tickValue + unit.seconds / 2;
+
+                       offsets.push( { value: tickValue, unit: unit } );
+               }
+
+               return offsets;
+       };
+
+       this.render = function() {
+
+               this.elements.forEach( function(e) {
+                       e.parentNode.removeChild(e);
+               } );
+
+               this.elements = [];
+
+               var offsets = this.tickOffsets();
+
+               offsets.forEach( function(o) {
+                       
+                       if (self.graph.x(o.value) > self.graph.x.range()[1]) return;
+       
+                       var element = document.createElement('div');
+                       element.style.left = self.graph.x(o.value) + 'px';
+                       element.classList.add('x_tick');
+                       element.classList.add(self.ticksTreatment);
+
+                       var title = document.createElement('div');
+                       title.classList.add('title');
+                       title.innerHTML = o.unit.formatter(new Date(o.value * 1000));
+                       element.appendChild(title);
+
+                       self.graph.element.appendChild(element);
+                       self.elements.push(element);
+
+               } );
+       };
+
+       this.graph.onUpdate( function() { self.render() } );
+};
+
+Rickshaw.namespace('Rickshaw.Graph.Axis.X');
+
+Rickshaw.Graph.Axis.X = function(args) {
+
+       var self = this;
+       var berthRate = 0.10;
+
+       this.initialize = function(args) {
+
+               this.graph = args.graph;
+               this.orientation = args.orientation || 'top';
+
+               this.pixelsPerTick = args.pixelsPerTick || 75;
+               if (args.ticks) this.staticTicks = args.ticks;
+               if (args.tickValues) this.tickValues = args.tickValues;
+
+               this.tickSize = args.tickSize || 4;
+               this.ticksTreatment = args.ticksTreatment || 'plain';
+
+               if (args.element) {
+
+                       this.element = args.element;
+                       this._discoverSize(args.element, args);
+
+                       this.vis = d3.select(args.element)
+                               .append("svg:svg")
+                               .attr('height', this.height)
+                               .attr('width', this.width)
+                               .attr('class', 'rickshaw_graph x_axis_d3');
+
+                       this.element = this.vis[0][0];
+                       this.element.style.position = 'relative';
+
+                       this.setSize({ width: args.width, height: args.height });
+
+               } else {
+                       this.vis = this.graph.vis;
+               }
+
+               this.graph.onUpdate( function() { self.render() } );
+       };
+
+       this.setSize = function(args) {
+
+               args = args || {};
+               if (!this.element) return;
+
+               this._discoverSize(this.element.parentNode, args);
+
+               this.vis
+                       .attr('height', this.height)
+                       .attr('width', this.width * (1 + berthRate));
+
+               var berth = Math.floor(this.width * berthRate / 2);
+               this.element.style.left = -1 * berth + 'px';
+       };
+
+       this.render = function() {
+
+               if (this._renderWidth !== undefined && this.graph.width !== this._renderWidth) this.setSize({ auto: true });
+
+               var axis = d3.svg.axis().scale(this.graph.x).orient(this.orientation);
+               axis.tickFormat( args.tickFormat || function(x) { return x } );
+               if (this.tickValues) axis.tickValues(this.tickValues);
+
+               this.ticks = this.staticTicks || Math.floor(this.graph.width / this.pixelsPerTick);
+
+               var berth = Math.floor(this.width * berthRate / 2) || 0;
+               var transform;
+
+               if (this.orientation == 'top') {
+                       var yOffset = this.height || this.graph.height;
+                       transform = 'translate(' + berth + ',' + yOffset + ')';
+               } else {
+                       transform = 'translate(' + berth + ', 0)';
+               }
+
+               if (this.element) {
+                       this.vis.selectAll('*').remove();
+               }
+
+               this.vis
+                       .append("svg:g")
+                       .attr("class", ["x_ticks_d3", this.ticksTreatment].join(" "))
+                       .attr("transform", transform)
+                       .call(axis.ticks(this.ticks).tickSubdivide(0).tickSize(this.tickSize));
+
+               var gridSize = (this.orientation == 'bottom' ? 1 : -1) * this.graph.height;
+
+               this.graph.vis
+                       .append("svg:g")
+                       .attr("class", "x_grid_d3")
+                       .call(axis.ticks(this.ticks).tickSubdivide(0).tickSize(gridSize))
+                       .selectAll('text')
+                       .each(function() { this.parentNode.setAttribute('data-x-value', this.textContent) });
+
+               this._renderHeight = this.graph.height;
+       };
+
+       this._discoverSize = function(element, args) {
+
+               if (typeof window !== 'undefined') {
+
+                       var style = window.getComputedStyle(element, null);
+                       var elementHeight = parseInt(style.getPropertyValue('height'), 10);
+
+                       if (!args.auto) {
+                               var elementWidth = parseInt(style.getPropertyValue('width'), 10);
+                       }
+               }
+
+               this.width = (args.width || elementWidth || this.graph.width) * (1 + berthRate);
+               this.height = args.height || elementHeight || 40;
+       };
+
+       this.initialize(args);
+};
+
+Rickshaw.namespace('Rickshaw.Graph.Axis.Y');
+
+Rickshaw.Graph.Axis.Y = Rickshaw.Class.create( {
+
+       initialize: function(args) {
+
+               this.graph = args.graph;
+               this.orientation = args.orientation || 'right';
+
+               this.pixelsPerTick = args.pixelsPerTick || 75;
+               if (args.ticks) this.staticTicks = args.ticks;
+               if (args.tickValues) this.tickValues = args.tickValues;
+
+               this.tickSize = args.tickSize || 4;
+               this.ticksTreatment = args.ticksTreatment || 'plain';
+
+               this.tickFormat = args.tickFormat || function(y) { return y };
+
+               this.berthRate = 0.10;
+
+               if (args.element) {
+
+                       this.element = args.element;
+                       this.vis = d3.select(args.element)
+                               .append("svg:svg")
+                               .attr('class', 'rickshaw_graph y_axis');
+
+                       this.element = this.vis[0][0];
+                       this.element.style.position = 'relative';
+
+                       this.setSize({ width: args.width, height: args.height });
+
+               } else {
+                       this.vis = this.graph.vis;
+               }
+
+               var self = this;
+               this.graph.onUpdate( function() { self.render() } );
+       },
+
+       setSize: function(args) {
+
+               args = args || {};
+
+               if (!this.element) return;
+
+               if (typeof window !== 'undefined') {
+
+                       var style = window.getComputedStyle(this.element.parentNode, null);
+                       var elementWidth = parseInt(style.getPropertyValue('width'), 10);
+
+                       if (!args.auto) {
+                               var elementHeight = parseInt(style.getPropertyValue('height'), 10);
+                       }
+               }
+
+               this.width = args.width || elementWidth || this.graph.width * this.berthRate;
+               this.height = args.height || elementHeight || this.graph.height;
+
+               this.vis
+                       .attr('width', this.width)
+                       .attr('height', this.height * (1 + this.berthRate));
+
+               var berth = this.height * this.berthRate;
+
+               if (this.orientation == 'left') {
+                       this.element.style.top = -1 * berth + 'px';
+               }
+       },
+
+       render: function() {
+
+               if (this._renderHeight !== undefined && this.graph.height !== this._renderHeight) this.setSize({ auto: true });
+
+               this.ticks = this.staticTicks || Math.floor(this.graph.height / this.pixelsPerTick);
+
+               var axis = this._drawAxis(this.graph.y);
+
+               this._drawGrid(axis);
+
+               this._renderHeight = this.graph.height;
+       },
+
+       _drawAxis: function(scale) {
+               var axis = d3.svg.axis().scale(scale).orient(this.orientation);
+               axis.tickFormat(this.tickFormat);
+               if (this.tickValues) axis.tickValues(this.tickValues);
+
+               if (this.orientation == 'left') {
+                       var berth = this.height * this.berthRate;
+                       var transform = 'translate(' + this.width + ', ' + berth + ')';
+               }
+
+               if (this.element) {
+                       this.vis.selectAll('*').remove();
+               }
+
+               this.vis
+                       .append("svg:g")
+                       .attr("class", ["y_ticks", this.ticksTreatment].join(" "))
+                       .attr("transform", transform)
+                       .call(axis.ticks(this.ticks).tickSubdivide(0).tickSize(this.tickSize));
+
+               return axis;
+       },
+
+       _drawGrid: function(axis) {
+               var gridSize = (this.orientation == 'right' ? 1 : -1) * this.graph.width;
+
+               this.graph.vis
+                       .append("svg:g")
+                       .attr("class", "y_grid")
+                       .call(axis.ticks(this.ticks).tickSubdivide(0).tickSize(gridSize))
+                       .selectAll('text')
+                       .each(function() { this.parentNode.setAttribute('data-y-value', this.textContent) });
+       }
+} );
+Rickshaw.namespace('Rickshaw.Graph.Axis.Y.Scaled');
+
+Rickshaw.Graph.Axis.Y.Scaled = Rickshaw.Class.create( Rickshaw.Graph.Axis.Y, {
+
+  initialize: function($super, args) {
+
+    if (typeof(args.scale) === 'undefined') {
+      throw new Error('Scaled requires scale');
+    }
+
+    this.scale = args.scale;
+
+    if (typeof(args.grid) === 'undefined') {
+      this.grid = true;
+    } else {
+      this.grid = args.grid;
+    }
+
+    $super(args);
+
+  },
+
+  _drawAxis: function($super, scale) {
+    // Adjust scale's domain to compensate for adjustments to the
+    // renderer's domain (e.g. padding).
+    var domain = this.scale.domain();
+    var renderDomain = this.graph.renderer.domain().y;
+
+    var extents = [
+      Math.min.apply(Math, domain),
+      Math.max.apply(Math, domain)];
+
+    // A mapping from the ideal render domain [0, 1] to the extent
+    // of the original scale's domain.  This is used to calculate
+    // the extents of the adjusted domain.
+    var extentMap = d3.scale.linear().domain([0, 1]).range(extents);
+
+    var adjExtents = [
+      extentMap(renderDomain[0]),
+      extentMap(renderDomain[1])];
+
+    // A mapping from the original domain to the adjusted domain.
+    var adjustment = d3.scale.linear().domain(extents).range(adjExtents);
+
+    // Make a copy of the custom scale, apply the adjusted domain, and
+    // copy the range to match the graph's scale.
+    var adjustedScale = this.scale.copy()
+      .domain(domain.map(adjustment))
+      .range(scale.range());
+
+    return $super(adjustedScale);
+  },
+
+  _drawGrid: function($super, axis) {
+    if (this.grid) {
+      // only draw the axis if the grid option is true
+      $super(axis);
+    }
+  }
+} );
+Rickshaw.namespace('Rickshaw.Graph.Behavior.Series.Highlight');
+
+Rickshaw.Graph.Behavior.Series.Highlight = function(args) {
+
+       this.graph = args.graph;
+       this.legend = args.legend;
+
+       var self = this;
+
+       var colorSafe = {};
+       var activeLine = null;
+
+       var disabledColor = args.disabledColor || function(seriesColor) {
+               return d3.interpolateRgb(seriesColor, d3.rgb('#d8d8d8'))(0.8).toString();
+       };
+
+       this.addHighlightEvents = function (l) {
+
+               l.element.addEventListener( 'mouseover', function(e) {
+
+                       if (activeLine) return;
+                       else activeLine = l;
+
+                       self.legend.lines.forEach( function(line) {
+
+                               if (l === line) {
+
+                                       // if we're not in a stacked renderer bring active line to the top
+                                       if (self.graph.renderer.unstack && (line.series.renderer ? line.series.renderer.unstack : true)) {
+
+                                               var seriesIndex = self.graph.series.indexOf(line.series);
+                                               line.originalIndex = seriesIndex;
+
+                                               var series = self.graph.series.splice(seriesIndex, 1)[0];
+                                               self.graph.series.push(series);
+                                       }
+                                       return;
+                               }
+
+                               colorSafe[line.series.name] = colorSafe[line.series.name] || line.series.color;
+                               line.series.color = disabledColor(line.series.color);
+
+                       } );
+
+                       self.graph.update();
+
+               }, false );
+
+               l.element.addEventListener( 'mouseout', function(e) {
+
+                       if (!activeLine) return;
+                       else activeLine = null;
+
+                       self.legend.lines.forEach( function(line) {
+
+                               // return reordered series to its original place
+                               if (l === line && line.hasOwnProperty('originalIndex')) {
+
+                                       var series = self.graph.series.pop();
+                                       self.graph.series.splice(line.originalIndex, 0, series);
+                                       delete line.originalIndex;
+                               }
+
+                               if (colorSafe[line.series.name]) {
+                                       line.series.color = colorSafe[line.series.name];
+                               }
+                       } );
+
+                       self.graph.update();
+
+               }, false );
+       };
+
+       if (this.legend) {
+               this.legend.lines.forEach( function(l) {
+                       self.addHighlightEvents(l);
+               } );
+       }
+
+};
+Rickshaw.namespace('Rickshaw.Graph.Behavior.Series.Order');
+
+Rickshaw.Graph.Behavior.Series.Order = function(args) {
+
+       this.graph = args.graph;
+       this.legend = args.legend;
+
+       var self = this;
+
+       if (typeof window.$ == 'undefined') {
+               throw "couldn't find jQuery at window.$";
+       }
+
+       if (typeof window.$.ui == 'undefined') {
+               throw "couldn't find jQuery UI at window.$.ui";
+       }
+
+       $(function() {
+               $(self.legend.list).sortable( { 
+                       containment: 'parent',
+                       tolerance: 'pointer',
+                       update: function( event, ui ) {
+                               var series = [];
+                               $(self.legend.list).find('li').each( function(index, item) {
+                                       if (!item.series) return;
+                                       series.push(item.series);
+                               } );
+
+                               for (var i = self.graph.series.length - 1; i >= 0; i--) {
+                                       self.graph.series[i] = series.shift();
+                               }
+
+                               self.graph.update();
+                       }
+               } );
+               $(self.legend.list).disableSelection();
+       });
+
+       //hack to make jquery-ui sortable behave
+       this.graph.onUpdate( function() { 
+               var h = window.getComputedStyle(self.legend.element).height;
+               self.legend.element.style.height = h;
+       } );
+};
+Rickshaw.namespace('Rickshaw.Graph.Behavior.Series.Toggle');
+
+Rickshaw.Graph.Behavior.Series.Toggle = function(args) {
+
+       this.graph = args.graph;
+       this.legend = args.legend;
+
+       var self = this;
+
+       this.addAnchor = function(line) {
+               var anchor = document.createElement('a');
+               anchor.innerHTML = '&#10004;';
+               anchor.classList.add('action');
+               line.element.insertBefore(anchor, line.element.firstChild);
+
+               anchor.onclick = function(e) {
+                       if (line.series.disabled) {
+                               line.series.enable();
+                               line.element.classList.remove('disabled');
+                       } else { 
+                               if (this.graph.series.filter(function(s) { return !s.disabled }).length <= 1) return;
+                               line.series.disable();
+                               line.element.classList.add('disabled');
+                       }
+
+               }.bind(this);
+               
+                var label = line.element.getElementsByTagName('span')[0];
+                label.onclick = function(e){
+
+                        var disableAllOtherLines = line.series.disabled;
+                        if ( ! disableAllOtherLines ) {
+                                for ( var i = 0; i < self.legend.lines.length; i++ ) {
+                                        var l = self.legend.lines[i];
+                                        if ( line.series === l.series ) {
+                                                // noop
+                                        } else if ( l.series.disabled ) {
+                                                // noop
+                                        } else {
+                                                disableAllOtherLines = true;
+                                                break;
+                                        }
+                                }
+                        }
+
+                        // show all or none
+                        if ( disableAllOtherLines ) {
+
+                                // these must happen first or else we try ( and probably fail ) to make a no line graph
+                                line.series.enable();
+                                line.element.classList.remove('disabled');
+
+                                self.legend.lines.forEach(function(l){
+                                        if ( line.series === l.series ) {
+                                                // noop
+                                        } else {
+                                                l.series.disable();
+                                                l.element.classList.add('disabled');
+                                        }
+                                });
+
+                        } else {
+
+                                self.legend.lines.forEach(function(l){
+                                        l.series.enable();
+                                        l.element.classList.remove('disabled');
+                                });
+
+                        }
+
+                };
+
+       };
+
+       if (this.legend) {
+
+               if (typeof $ != 'undefined' && $(this.legend.list).sortable) {
+
+                       $(this.legend.list).sortable( {
+                               start: function(event, ui) {
+                                       ui.item.bind('no.onclick',
+                                               function(event) {
+                                                       event.preventDefault();
+                                               }
+                                       );
+                               },
+                               stop: function(event, ui) {
+                                       setTimeout(function(){
+                                               ui.item.unbind('no.onclick');
+                                       }, 250);
+                               }
+                       });
+               }
+
+               this.legend.lines.forEach( function(l) {
+                       self.addAnchor(l);
+               } );
+       }
+
+       this._addBehavior = function() {
+
+               this.graph.series.forEach( function(s) {
+                       
+                       s.disable = function() {
+
+                               if (self.graph.series.length <= 1) {
+                                       throw('only one series left');
+                               }
+                               
+                               s.disabled = true;
+                               self.graph.update();
+                       };
+
+                       s.enable = function() {
+                               s.disabled = false;
+                               self.graph.update();
+                       };
+               } );
+       };
+       this._addBehavior();
+
+       this.updateBehaviour = function () { this._addBehavior() };
+
+};
+Rickshaw.namespace('Rickshaw.Graph.HoverDetail');
+
+Rickshaw.Graph.HoverDetail = Rickshaw.Class.create({
+
+       initialize: function(args) {
+
+               var graph = this.graph = args.graph;
+
+               this.xFormatter = args.xFormatter || function(x) {
+                       return new Date( x * 1000 ).toUTCString();
+               };
+
+               this.yFormatter = args.yFormatter || function(y) {
+                       return y === null ? y : y.toFixed(2);
+               };
+
+               var element = this.element = document.createElement('div');
+               element.className = 'detail';
+
+               this.visible = true;
+               graph.element.appendChild(element);
+
+               this.lastEvent = null;
+               this._addListeners();
+
+               this.onShow = args.onShow;
+               this.onHide = args.onHide;
+               this.onRender = args.onRender;
+
+               this.formatter = args.formatter || this.formatter;
+
+       },
+
+       formatter: function(series, x, y, formattedX, formattedY, d) {
+               return series.name + ':&nbsp;' + formattedY;
+       },
+
+       update: function(e) {
+
+               e = e || this.lastEvent;
+               if (!e) return;
+               this.lastEvent = e;
+
+               if (!e.target.nodeName.match(/^(path|svg|rect|circle)$/)) return;
+
+               var graph = this.graph;
+
+               var eventX = e.offsetX || e.layerX;
+               var eventY = e.offsetY || e.layerY;
+
+               var j = 0;
+               var points = [];
+               var nearestPoint;
+
+               this.graph.series.active().forEach( function(series) {
+
+                       var data = this.graph.stackedData[j++];
+
+                       if (!data.length)
+                               return;
+
+                       var domainX = graph.x.invert(eventX);
+
+                       var domainIndexScale = d3.scale.linear()
+                               .domain([data[0].x, data.slice(-1)[0].x])
+                               .range([0, data.length - 1]);
+
+                       var approximateIndex = Math.round(domainIndexScale(domainX));
+                       if (approximateIndex == data.length - 1) approximateIndex--;
+
+                       var dataIndex = Math.min(approximateIndex || 0, data.length - 1);
+
+                       for (var i = approximateIndex; i < data.length - 1;) {
+
+                               if (!data[i] || !data[i + 1]) break;
+
+                               if (data[i].x <= domainX && data[i + 1].x > domainX) {
+                                       dataIndex = Math.abs(domainX - data[i].x) < Math.abs(domainX - data[i + 1].x) ? i : i + 1;
+                                       break;
+                               }
+
+                               if (data[i + 1].x <= domainX) { i++ } else { i-- }
+                       }
+
+                       if (dataIndex < 0) dataIndex = 0;
+                       var value = data[dataIndex];
+
+                       var distance = Math.sqrt(
+                               Math.pow(Math.abs(graph.x(value.x) - eventX), 2) +
+                               Math.pow(Math.abs(graph.y(value.y + value.y0) - eventY), 2)
+                       );
+
+                       var xFormatter = series.xFormatter || this.xFormatter;
+                       var yFormatter = series.yFormatter || this.yFormatter;
+
+                       var point = {
+                               formattedXValue: xFormatter(value.x),
+                               formattedYValue: yFormatter(series.scale ? series.scale.invert(value.y) : value.y),
+                               series: series,
+                               value: value,
+                               distance: distance,
+                               order: j,
+                               name: series.name
+                       };
+
+                       if (!nearestPoint || distance < nearestPoint.distance) {
+                               nearestPoint = point;
+                       }
+
+                       points.push(point);
+
+               }, this );
+
+               if (!nearestPoint)
+                       return;
+
+               nearestPoint.active = true;
+
+               var domainX = nearestPoint.value.x;
+               var formattedXValue = nearestPoint.formattedXValue;
+
+               this.element.innerHTML = '';
+               this.element.style.left = graph.x(domainX) + 'px';
+
+               this.visible && this.render( {
+                       points: points,
+                       detail: points, // for backwards compatibility
+                       mouseX: eventX,
+                       mouseY: eventY,
+                       formattedXValue: formattedXValue,
+                       domainX: domainX
+               } );
+       },
+
+       hide: function() {
+               this.visible = false;
+               this.element.classList.add('inactive');
+
+               if (typeof this.onHide == 'function') {
+                       this.onHide();
+               }
+       },
+
+       show: function() {
+               this.visible = true;
+               this.element.classList.remove('inactive');
+
+               if (typeof this.onShow == 'function') {
+                       this.onShow();
+               }
+       },
+
+       render: function(args) {
+
+               var graph = this.graph;
+               var points = args.points;
+               var point = points.filter( function(p) { return p.active } ).shift();
+
+               if (point.value.y === null) return;
+
+               var formattedXValue = point.formattedXValue;
+               var formattedYValue = point.formattedYValue;
+
+               this.element.innerHTML = '';
+               this.element.style.left = graph.x(point.value.x) + 'px';
+
+               var xLabel = document.createElement('div');
+
+               xLabel.className = 'x_label';
+               xLabel.innerHTML = formattedXValue;
+               this.element.appendChild(xLabel);
+
+               var item = document.createElement('div');
+
+               item.className = 'item';
+
+               // invert the scale if this series displays using a scale
+               var series = point.series;
+               var actualY = series.scale ? series.scale.invert(point.value.y) : point.value.y;
+
+               item.innerHTML = this.formatter(series, point.value.x, actualY, formattedXValue, formattedYValue, point);
+               item.style.top = this.graph.y(point.value.y0 + point.value.y) + 'px';
+
+               this.element.appendChild(item);
+
+               var dot = document.createElement('div');
+
+               dot.className = 'dot';
+               dot.style.top = item.style.top;
+               dot.style.borderColor = series.color;
+
+               this.element.appendChild(dot);
+
+               if (point.active) {
+                       item.classList.add('active');
+                       dot.classList.add('active');
+               }
+
+               // Assume left alignment until the element has been displayed and
+               // bounding box calculations are possible.
+               var alignables = [xLabel, item];
+               alignables.forEach(function(el) {
+                       el.classList.add('left');
+               });
+
+               this.show();
+
+               // If left-alignment results in any error, try right-alignment.
+               var leftAlignError = this._calcLayoutError(alignables);
+               if (leftAlignError > 0) {
+                       alignables.forEach(function(el) {
+                               el.classList.remove('left');
+                               el.classList.add('right');
+                       });
+
+                       // If right-alignment is worse than left alignment, switch back.
+                       var rightAlignError = this._calcLayoutError(alignables);
+                       if (rightAlignError > leftAlignError) {
+                               alignables.forEach(function(el) {
+                                       el.classList.remove('right');
+                                       el.classList.add('left');
+                               });
+                       }
+               }
+
+               if (typeof this.onRender == 'function') {
+                       this.onRender(args);
+               }
+       },
+
+       _calcLayoutError: function(alignables) {
+               // Layout error is calculated as the number of linear pixels by which
+               // an alignable extends past the left or right edge of the parent.
+               var parentRect = this.element.parentNode.getBoundingClientRect();
+
+               var error = 0;
+               var alignRight = alignables.forEach(function(el) {
+                       var rect = el.getBoundingClientRect();
+                       if (!rect.width) {
+                               return;
+                       }
+
+                       if (rect.right > parentRect.right) {
+                               error += rect.right - parentRect.right;
+                       }
+
+                       if (rect.left < parentRect.left) {
+                               error += parentRect.left - rect.left;
+                       }
+               });
+               return error;
+       },
+
+       _addListeners: function() {
+
+               this.graph.element.addEventListener(
+                       'mousemove',
+                       function(e) {
+                               this.visible = true;
+                               this.update(e);
+                       }.bind(this),
+                       false
+               );
+
+               this.graph.onUpdate( function() { this.update() }.bind(this) );
+
+               this.graph.element.addEventListener(
+                       'mouseout',
+                       function(e) {
+                               if (e.relatedTarget && !(e.relatedTarget.compareDocumentPosition(this.graph.element) & Node.DOCUMENT_POSITION_CONTAINS)) {
+                                       this.hide();
+                               }
+                       }.bind(this),
+                       false
+               );
+       }
+});
+Rickshaw.namespace('Rickshaw.Graph.JSONP');
+
+Rickshaw.Graph.JSONP = Rickshaw.Class.create( Rickshaw.Graph.Ajax, {
+
+       request: function() {
+
+               $.ajax( {
+                       url: this.dataURL,
+                       dataType: 'jsonp',
+                       success: this.success.bind(this),
+                       error: this.error.bind(this)
+               } );
+       }
+} );
+Rickshaw.namespace('Rickshaw.Graph.Legend');
+
+Rickshaw.Graph.Legend = Rickshaw.Class.create( {
+
+       className: 'rickshaw_legend',
+
+       initialize: function(args) {
+               this.element = args.element;
+               this.graph = args.graph;
+               this.naturalOrder = args.naturalOrder;
+
+               this.element.classList.add(this.className);
+
+               this.list = document.createElement('ul');
+               this.element.appendChild(this.list);
+
+               this.render();
+
+               // we could bind this.render.bind(this) here
+               // but triggering the re-render would lose the added
+               // behavior of the series toggle
+               this.graph.onUpdate( function() {} );
+       },
+
+       render: function() {
+               var self = this;
+
+               while ( this.list.firstChild ) {
+                       this.list.removeChild( this.list.firstChild );
+               }
+               this.lines = [];
+
+               var series = this.graph.series
+                       .map( function(s) { return s } );
+
+               if (!this.naturalOrder) {
+                       series = series.reverse();
+               }
+
+               series.forEach( function(s) {
+                       self.addLine(s);
+               } );
+
+
+       },
+
+       addLine: function (series) {
+               var line = document.createElement('li');
+               line.className = 'line';
+               if (series.disabled) {
+                       line.className += ' disabled';
+               }
+               if (series.className) {
+                       d3.select(line).classed(series.className, true);
+               }
+               var swatch = document.createElement('div');
+               swatch.className = 'swatch';
+               swatch.style.backgroundColor = series.color;
+
+               line.appendChild(swatch);
+
+               var label = document.createElement('span');
+               label.className = 'label';
+               label.innerHTML = series.name;
+
+               line.appendChild(label);
+               this.list.appendChild(line);
+
+               line.series = series;
+
+               if (series.noLegend) {
+                       line.style.display = 'none';
+               }
+
+               var _line = { element: line, series: series };
+               if (this.shelving) {
+                       this.shelving.addAnchor(_line);
+                       this.shelving.updateBehaviour();
+               }
+               if (this.highlighter) {
+                       this.highlighter.addHighlightEvents(_line);
+               }
+               this.lines.push(_line);
+               return line;
+       }
+} );
+
+Rickshaw.namespace('Rickshaw.Graph.RangeSlider');
+
+Rickshaw.Graph.RangeSlider = Rickshaw.Class.create({
+
+       initialize: function(args) {
+
+               var element = this.element = args.element;
+               var graph = this.graph = args.graph;
+
+               this.build();
+
+               graph.onUpdate( function() { this.update() }.bind(this) );
+       },
+
+       build: function() {
+
+               var element = this.element;
+               var graph = this.graph;
+
+               var domain = graph.dataDomain();
+
+               $( function() {
+                       $(element).slider( {
+                               range: true,
+                               min: domain[0],
+                               max: domain[1],
+                               values: [ 
+                                       domain[0],
+                                       domain[1]
+                               ],
+                               slide: function( event, ui ) {
+
+                                       if (ui.values[1] <= ui.values[0]) return;
+
+                                       graph.window.xMin = ui.values[0];
+                                       graph.window.xMax = ui.values[1];
+                                       graph.update();
+
+                                       var domain = graph.dataDomain();
+
+                                       // if we're at an extreme, stick there
+                                       if (domain[0] == ui.values[0]) {
+                                               graph.window.xMin = undefined;
+                                       }
+                                       if (domain[1] == ui.values[1]) {
+                                               graph.window.xMax = undefined;
+                                       }
+                               }
+                       } );
+               } );
+
+               $(element)[0].style.width = graph.width + 'px';
+
+       },
+
+       update: function() {
+
+               var element = this.element;
+               var graph = this.graph;
+
+               var values = $(element).slider('option', 'values');
+
+               var domain = graph.dataDomain();
+
+               $(element).slider('option', 'min', domain[0]);
+               $(element).slider('option', 'max', domain[1]);
+
+               if (graph.window.xMin == null) {
+                       values[0] = domain[0];
+               }
+               if (graph.window.xMax == null) {
+                       values[1] = domain[1];
+               }
+
+               $(element).slider('option', 'values', values);
+       }
+});
+
+Rickshaw.namespace('Rickshaw.Graph.RangeSlider.Preview');
+
+Rickshaw.Graph.RangeSlider.Preview = Rickshaw.Class.create({
+
+       initialize: function(args) {
+
+               if (!args.element) throw "Rickshaw.Graph.RangeSlider.Preview needs a reference to an element";
+               if (!args.graph && !args.graphs) throw "Rickshaw.Graph.RangeSlider.Preview needs a reference to an graph or an array of graphs";
+
+               this.element = args.element;
+               this.graphs = args.graph ? [ args.graph ] : args.graphs;
+
+               this.defaults = {
+                       height: 75,
+                       width: 400,
+                       gripperColor: undefined,
+                       frameTopThickness: 3,
+                       frameHandleThickness: 10,
+                       frameColor: "#d4d4d4",
+                       frameOpacity: 1,
+                       minimumFrameWidth: 0
+               };
+
+               this.defaults.gripperColor = d3.rgb(this.defaults.frameColor).darker().toString(); 
+
+               this.configureCallbacks = [];
+               this.previews = [];
+
+               args.width = args.width || this.graphs[0].width || this.defaults.width;
+               args.height = args.height || this.graphs[0].height / 5 || this.defaults.height;
+
+               this.configure(args);
+               this.render();
+       },
+
+       onConfigure: function(callback) {
+               this.configureCallbacks.push(callback);
+       },
+
+       configure: function(args) {
+
+               this.config = {};
+
+               this.configureCallbacks.forEach(function(callback) {
+                       callback(args);
+               });
+
+               Rickshaw.keys(this.defaults).forEach(function(k) {
+                       this.config[k] = k in args ? args[k]
+                               : k in this.config ? this.config[k]
+                               : this.defaults[k];
+               }, this);
+
+               if (args.width) {
+                       this.previews.forEach(function(preview) {
+                               var width = args.width - this.config.frameHandleThickness * 2;
+                               preview.setSize({ width: width });
+                       }, this);
+               }
+
+               if (args.height) {
+                       this.previews.forEach(function(preview) {
+                               var height = this.previewHeight / this.graphs.length;
+                               preview.setSize({ height: height });
+                       }, this);
+               }
+       },
+
+       render: function() {
+
+               var self = this;
+
+               this.svg = d3.select(this.element)
+                       .selectAll("svg.rickshaw_range_slider_preview")
+                       .data([null]);
+
+               this.previewHeight = this.config.height - (this.config.frameTopThickness * 2);
+               this.previewWidth = this.config.width - (this.config.frameHandleThickness * 2);
+
+               this.currentFrame = [0, this.previewWidth];
+
+               var buildGraph = function(parent, index) {
+
+                       var graphArgs = Rickshaw.extend({}, parent.config);
+                       var height = self.previewHeight / self.graphs.length;
+
+                       Rickshaw.extend(graphArgs, {
+                               element: this.appendChild(document.createElement("div")),
+                               height: height,
+                               width: self.previewWidth,
+                               series: parent.series
+                       });
+
+                       var graph = new Rickshaw.Graph(graphArgs);
+                       self.previews.push(graph);
+
+                       parent.onUpdate(function() { graph.render(); self.render() });
+
+                       parent.onConfigure(function(args) { 
+                               // don't propagate height
+                               delete args.height;
+                               graph.configure(args);
+                               graph.render();
+                       });
+
+                       graph.render();
+               };
+
+               var graphContainer = d3.select(this.element)
+                       .selectAll("div.rickshaw_range_slider_preview_container")
+                       .data(this.graphs);
+
+               var translateCommand = "translate(" +
+                       this.config.frameHandleThickness + "px, " +
+                       this.config.frameTopThickness + "px)";
+
+               graphContainer.enter()
+                       .append("div")
+                       .classed("rickshaw_range_slider_preview_container", true)
+                       .style("-webkit-transform", translateCommand)
+                       .style("-moz-transform", translateCommand)
+                       .style("-ms-transform", translateCommand)
+                       .style("transform", translateCommand)
+                       .each(buildGraph);
+
+               graphContainer.exit()
+                       .remove();
+
+               // Use the first graph as the "master" for the frame state
+               var masterGraph = this.graphs[0];
+
+               var domainScale = d3.scale.linear()
+                       .domain([0, this.previewWidth])
+                       .range(masterGraph.dataDomain());
+
+               var currentWindow = [masterGraph.window.xMin, masterGraph.window.xMax];
+
+               this.currentFrame[0] = currentWindow[0] === undefined ? 
+                       0 : Math.round(domainScale.invert(currentWindow[0]));
+
+               if (this.currentFrame[0] < 0) this.currentFrame[0] = 0;
+
+               this.currentFrame[1] = currentWindow[1] === undefined ?
+                       this.previewWidth : domainScale.invert(currentWindow[1]);
+
+               if (this.currentFrame[1] - this.currentFrame[0] < self.config.minimumFrameWidth) {
+                       this.currentFrame[1] = (this.currentFrame[0] || 0) + self.config.minimumFrameWidth;
+               }
+
+               this.svg.enter()
+                       .append("svg")
+                       .classed("rickshaw_range_slider_preview", true)
+                       .style("height", this.config.height + "px")
+                       .style("width", this.config.width + "px")
+                       .style("position", "relative")
+                       .style("top", -this.previewHeight + "px");
+
+               this._renderDimming();
+               this._renderFrame();
+               this._renderGrippers();
+               this._renderHandles();
+               this._renderMiddle();
+
+               this._registerMouseEvents();
+       },
+
+       _renderDimming: function() {
+
+               var element = this.svg
+                       .selectAll("path.dimming")
+                       .data([null]);
+
+               element.enter()
+                       .append("path")
+                       .attr("fill", "white")
+                       .attr("fill-opacity", "0.7")
+                       .attr("fill-rule", "evenodd")
+                       .classed("dimming", true);
+
+               var path = "";
+               path += " M " + this.config.frameHandleThickness + " " + this.config.frameTopThickness;
+               path += " h " + this.previewWidth;
+               path += " v " + this.previewHeight;
+               path += " h " + -this.previewWidth;
+               path += " z ";
+               path += " M " + Math.max(this.currentFrame[0], this.config.frameHandleThickness) + " " + this.config.frameTopThickness;
+               path += " H " + Math.min(this.currentFrame[1] + this.config.frameHandleThickness * 2, this.previewWidth + this.config.frameHandleThickness);
+               path += " v " + this.previewHeight;
+               path += " H " + Math.max(this.currentFrame[0], this.config.frameHandleThickness);
+               path += " z";
+
+               element.attr("d", path);
+       },
+
+       _renderFrame: function() {
+
+               var element = this.svg
+                       .selectAll("path.frame")
+                       .data([null]);
+
+               element.enter()
+                       .append("path")
+                       .attr("stroke", "white")
+                       .attr("stroke-width", "1px")
+                       .attr("stroke-linejoin", "round")
+                       .attr("fill", this.config.frameColor)
+                       .attr("fill-opacity", this.config.frameOpacity)
+                       .attr("fill-rule", "evenodd")
+                       .classed("frame", true);
+
+               var path = "";
+               path += " M " + this.currentFrame[0] + " 0";
+               path += " H " + (this.currentFrame[1] + (this.config.frameHandleThickness * 2));
+               path += " V " + this.config.height;
+               path += " H " + (this.currentFrame[0]);
+               path += " z";
+               path += " M " + (this.currentFrame[0] + this.config.frameHandleThickness) + " " + this.config.frameTopThickness;
+               path += " H " + (this.currentFrame[1] + this.config.frameHandleThickness);
+               path += " v " + this.previewHeight;
+               path += " H " + (this.currentFrame[0] + this.config.frameHandleThickness);
+               path += " z";
+
+               element.attr("d", path);
+       },
+
+       _renderGrippers: function() {
+
+               var gripper = this.svg.selectAll("path.gripper")
+                       .data([null]);
+
+               gripper.enter()
+                       .append("path")
+                       .attr("stroke", this.config.gripperColor)
+                       .classed("gripper", true);
+
+               var path = "";
+
+               [0.4, 0.6].forEach(function(spacing) {
+                       path += " M " + Math.round((this.currentFrame[0] + (this.config.frameHandleThickness * spacing))) + " " + Math.round(this.config.height * 0.3);
+                       path += " V " + Math.round(this.config.height * 0.7);
+                       path += " M " + Math.round((this.currentFrame[1] + (this.config.frameHandleThickness * (1 + spacing)))) + " " + Math.round(this.config.height * 0.3);
+                       path += " V " + Math.round(this.config.height * 0.7);
+               }.bind(this));
+
+               gripper.attr("d", path);
+       },
+
+       _renderHandles: function() {
+
+               var leftHandle = this.svg.selectAll("rect.left_handle")
+                       .data([null]);
+
+               leftHandle.enter()
+                       .append("rect")
+                       .attr('width', this.config.frameHandleThickness)
+                       .attr('height', this.config.height)
+                       .style("cursor", "ew-resize")
+                       .style("fill-opacity", "0")
+                       .classed("left_handle", true);
+
+               leftHandle.attr('x', this.currentFrame[0]);
+
+               var rightHandle = this.svg.selectAll("rect.right_handle")
+                       .data([null]);
+
+               rightHandle.enter()
+                       .append("rect")
+                       .attr('width', this.config.frameHandleThickness)
+                       .attr('height', this.config.height)
+                       .style("cursor", "ew-resize")
+                       .style("fill-opacity", "0")
+                       .classed("right_handle", true);
+
+               rightHandle.attr('x', this.currentFrame[1] + this.config.frameHandleThickness);
+       },
+
+       _renderMiddle: function() {
+
+               var middleHandle = this.svg.selectAll("rect.middle_handle")
+                       .data([null]);
+
+               middleHandle.enter()
+                       .append("rect")
+                       .attr('height', this.config.height)
+                       .style("cursor", "move")
+                       .style("fill-opacity", "0")
+                       .classed("middle_handle", true);
+
+               middleHandle
+                       .attr('width', Math.max(0, this.currentFrame[1] - this.currentFrame[0]))
+                       .attr('x', this.currentFrame[0] + this.config.frameHandleThickness);
+       },
+
+       _registerMouseEvents: function() {
+
+               var element = d3.select(this.element);
+
+               var drag = {
+                       target: null,
+                       start: null,
+                       stop: null,
+                       left: false,
+                       right: false,
+                       rigid: false
+               };
+
+               var self = this;
+
+               function onMousemove(datum, index) {
+
+                       drag.stop = self._getClientXFromEvent(d3.event, drag);
+                       var distanceTraveled = drag.stop - drag.start;
+                       var frameAfterDrag = self.frameBeforeDrag.slice(0);
+                       var minimumFrameWidth = self.config.minimumFrameWidth;
+
+                       if (drag.rigid) {
+                               minimumFrameWidth = self.frameBeforeDrag[1] - self.frameBeforeDrag[0];
+                       }
+                       if (drag.left) {
+                               frameAfterDrag[0] = Math.max(frameAfterDrag[0] + distanceTraveled, 0);
+                       }
+                       if (drag.right) {
+                               frameAfterDrag[1] = Math.min(frameAfterDrag[1] + distanceTraveled, self.previewWidth);
+                       }
+
+                       var currentFrameWidth = frameAfterDrag[1] - frameAfterDrag[0];
+
+                       if (currentFrameWidth <= minimumFrameWidth) {
+
+                               if (drag.left) {
+                                       frameAfterDrag[0] = frameAfterDrag[1] - minimumFrameWidth;
+                               }
+                               if (drag.right) {
+                                       frameAfterDrag[1] = frameAfterDrag[0] + minimumFrameWidth;
+                               }
+                               if (frameAfterDrag[0] <= 0) {
+                                       frameAfterDrag[1] -= frameAfterDrag[0];
+                                       frameAfterDrag[0] = 0;
+                               }
+                               if (frameAfterDrag[1] >= self.previewWidth) {
+                                       frameAfterDrag[0] -= (frameAfterDrag[1] - self.previewWidth);
+                                       frameAfterDrag[1] = self.previewWidth;
+                               }
+                       }
+
+                       self.graphs.forEach(function(graph) {
+
+                               var domainScale = d3.scale.linear()
+                                       .interpolate(d3.interpolateRound)
+                                       .domain([0, self.previewWidth])
+                                       .range(graph.dataDomain());
+
+                               var windowAfterDrag = [
+                                       domainScale(frameAfterDrag[0]),
+                                       domainScale(frameAfterDrag[1])
+                               ];
+
+                               if (frameAfterDrag[0] === 0) {
+                                       windowAfterDrag[0] = undefined;
+                               }
+                               if (frameAfterDrag[1] === self.previewWidth) {
+                                       windowAfterDrag[1] = undefined;
+                               }
+                               graph.window.xMin = windowAfterDrag[0];
+                               graph.window.xMax = windowAfterDrag[1];
+                               
+                               graph.update();
+                       });
+               }
+
+               function onMousedown() {
+                       drag.target = d3.event.target;
+                       drag.start = self._getClientXFromEvent(d3.event, drag);
+                       self.frameBeforeDrag = self.currentFrame.slice();
+                       d3.event.preventDefault ? d3.event.preventDefault() : d3.event.returnValue = false;
+                       d3.select(document).on("mousemove.rickshaw_range_slider_preview", onMousemove);
+                       d3.select(document).on("mouseup.rickshaw_range_slider_preview", onMouseup);
+                       d3.select(document).on("touchmove.rickshaw_range_slider_preview", onMousemove);
+                       d3.select(document).on("touchend.rickshaw_range_slider_preview", onMouseup);
+                       d3.select(document).on("touchcancel.rickshaw_range_slider_preview", onMouseup);
+               }
+
+               function onMousedownLeftHandle(datum, index) {
+                       drag.left = true;
+                       onMousedown();
+               }
+
+               function onMousedownRightHandle(datum, index) {
+                       drag.right = true;
+                       onMousedown();
+               }
+
+               function onMousedownMiddleHandle(datum, index) {
+                       drag.left = true;
+                       drag.right = true;
+                       drag.rigid = true;
+                       onMousedown();
+               }
+
+               function onMouseup(datum, index) {
+                       d3.select(document).on("mousemove.rickshaw_range_slider_preview", null);
+                       d3.select(document).on("mouseup.rickshaw_range_slider_preview", null);
+                       d3.select(document).on("touchmove.rickshaw_range_slider_preview", null);
+                       d3.select(document).on("touchend.rickshaw_range_slider_preview", null);
+                       d3.select(document).on("touchcancel.rickshaw_range_slider_preview", null);
+                       delete self.frameBeforeDrag;
+                       drag.left = false;
+                       drag.right = false;
+                       drag.rigid = false;
+               }
+
+               element.select("rect.left_handle").on("mousedown", onMousedownLeftHandle);
+               element.select("rect.right_handle").on("mousedown", onMousedownRightHandle);
+               element.select("rect.middle_handle").on("mousedown", onMousedownMiddleHandle);
+               element.select("rect.left_handle").on("touchstart", onMousedownLeftHandle);
+               element.select("rect.right_handle").on("touchstart", onMousedownRightHandle);
+               element.select("rect.middle_handle").on("touchstart", onMousedownMiddleHandle);
+       },
+
+       _getClientXFromEvent: function(event, drag) {
+
+               switch (event.type) {
+                       case 'touchstart':
+                       case 'touchmove':
+                               var touchList = event.changedTouches;
+                               var touch = null;
+                               for (var touchIndex = 0; touchIndex < touchList.length; touchIndex++) {
+                                       if (touchList[touchIndex].target === drag.target) {
+                                               touch = touchList[touchIndex];
+                                               break;
+                                       }
+                               }
+                               return touch !== null ? touch.clientX : undefined;
+
+                       default:
+                               return event.clientX;
+               }
+       }
+});
+
+Rickshaw.namespace("Rickshaw.Graph.Renderer");
+
+Rickshaw.Graph.Renderer = Rickshaw.Class.create( {
+
+       initialize: function(args) {
+               this.graph = args.graph;
+               this.tension = args.tension || this.tension;
+               this.configure(args);
+       },
+
+       seriesPathFactory: function() {
+               //implement in subclass
+       },
+
+       seriesStrokeFactory: function() {
+               // implement in subclass
+       },
+
+       defaults: function() {
+               return {
+                       tension: 0.8,
+                       strokeWidth: 2,
+                       unstack: true,
+                       padding: { top: 0.01, right: 0, bottom: 0.01, left: 0 },
+                       stroke: false,
+                       fill: false
+               };
+       },
+
+       domain: function(data) {
+
+               var stackedData = data || this.graph.stackedData || this.graph.stackData();
+               var firstPoint = stackedData[0][0];
+
+               if (firstPoint === undefined) {
+                       return { x: [null, null], y: [null, null] };
+               }
+
+               var xMin = firstPoint.x;
+               var xMax = firstPoint.x;
+
+               var yMin = firstPoint.y + firstPoint.y0;
+               var yMax = firstPoint.y + firstPoint.y0;
+
+               stackedData.forEach( function(series) {
+
+                       series.forEach( function(d) {
+
+                               if (d.y == null) return;
+
+                               var y = d.y + d.y0;
+
+                               if (y < yMin) yMin = y;
+                               if (y > yMax) yMax = y;
+                       } );
+
+                       if (!series.length) return;
+
+                       if (series[0].x < xMin) xMin = series[0].x;
+                       if (series[series.length - 1].x > xMax) xMax = series[series.length - 1].x;
+               } );
+
+               xMin -= (xMax - xMin) * this.padding.left;
+               xMax += (xMax - xMin) * this.padding.right;
+
+               yMin = this.graph.min === 'auto' ? yMin : this.graph.min || 0;
+               yMax = this.graph.max === undefined ? yMax : this.graph.max;
+
+               if (this.graph.min === 'auto' || yMin < 0) {
+                       yMin -= (yMax - yMin) * this.padding.bottom;
+               }
+
+               if (this.graph.max === undefined) {
+                       yMax += (yMax - yMin) * this.padding.top;
+               }
+
+               return { x: [xMin, xMax], y: [yMin, yMax] };
+       },
+
+       render: function(args) {
+
+               args = args || {};
+
+               var graph = this.graph;
+               var series = args.series || graph.series;
+
+               var vis = args.vis || graph.vis;
+               vis.selectAll('*').remove();
+
+               var data = series
+                       .filter(function(s) { return !s.disabled })
+                       .map(function(s) { return s.stack });
+
+               var pathNodes = vis.selectAll("path.path")
+                       .data(data)
+                       .enter().append("svg:path")
+                       .classed('path', true)
+                       .attr("d", this.seriesPathFactory());
+
+               if (this.stroke) {
+                        var strokeNodes = vis.selectAll('path.stroke')
+                                .data(data)
+                                .enter().append("svg:path")
+                               .classed('stroke', true)
+                               .attr("d", this.seriesStrokeFactory());
+               }
+
+               var i = 0;
+               series.forEach( function(series) {
+                       if (series.disabled) return;
+                       series.path = pathNodes[0][i];
+                       if (this.stroke) series.stroke = strokeNodes[0][i];
+                       this._styleSeries(series);
+                       i++;
+               }, this );
+
+       },
+
+       _styleSeries: function(series) {
+
+               var fill = this.fill ? series.color : 'none';
+               var stroke = this.stroke ? series.color : 'none';
+
+               series.path.setAttribute('fill', fill);
+               series.path.setAttribute('stroke', stroke);
+               series.path.setAttribute('stroke-width', this.strokeWidth);
+
+               if (series.className) {
+                       d3.select(series.path).classed(series.className, true);
+               }
+               if (series.className && this.stroke) {
+                       d3.select(series.stroke).classed(series.className, true);
+               }
+       },
+
+       configure: function(args) {
+
+               args = args || {};
+
+               Rickshaw.keys(this.defaults()).forEach( function(key) {
+
+                       if (!args.hasOwnProperty(key)) {
+                               this[key] = this[key] || this.graph[key] || this.defaults()[key];
+                               return;
+                       }
+
+                       if (typeof this.defaults()[key] == 'object') {
+
+                               Rickshaw.keys(this.defaults()[key]).forEach( function(k) {
+
+                                       this[key][k] =
+                                               args[key][k] !== undefined ? args[key][k] :
+                                               this[key][k] !== undefined ? this[key][k] :
+                                               this.defaults()[key][k];
+                               }, this );
+
+                       } else {
+                               this[key] =
+                                       args[key] !== undefined ? args[key] :
+                                       this[key] !== undefined ? this[key] :
+                                       this.graph[key] !== undefined ? this.graph[key] :
+                                       this.defaults()[key];
+                       }
+
+               }, this );
+       },
+
+       setStrokeWidth: function(strokeWidth) {
+               if (strokeWidth !== undefined) {
+                       this.strokeWidth = strokeWidth;
+               }
+       },
+
+       setTension: function(tension) {
+               if (tension !== undefined) {
+                       this.tension = tension;
+               }
+       }
+} );
+
+Rickshaw.namespace('Rickshaw.Graph.Renderer.Line');
+
+Rickshaw.Graph.Renderer.Line = Rickshaw.Class.create( Rickshaw.Graph.Renderer, {
+
+       name: 'line',
+
+       defaults: function($super) {
+
+               return Rickshaw.extend( $super(), {
+                       unstack: true,
+                       fill: false,
+                       stroke: true
+               } );
+       },
+
+       seriesPathFactory: function() {
+
+               var graph = this.graph;
+
+               var factory = d3.svg.line()
+                       .x( function(d) { return graph.x(d.x) } )
+                       .y( function(d) { return graph.y(d.y) } )
+                       .interpolate(this.graph.interpolation).tension(this.tension);
+
+               factory.defined && factory.defined( function(d) { return d.y !== null } );
+               return factory;
+       }
+} );
+
+Rickshaw.namespace('Rickshaw.Graph.Renderer.Stack');
+
+Rickshaw.Graph.Renderer.Stack = Rickshaw.Class.create( Rickshaw.Graph.Renderer, {
+
+       name: 'stack',
+
+       defaults: function($super) {
+
+               return Rickshaw.extend( $super(), {
+                       fill: true,
+                       stroke: false,
+                       unstack: false
+               } );
+       },
+
+       seriesPathFactory: function() {
+
+               var graph = this.graph;
+
+               var factory = d3.svg.area()
+                       .x( function(d) { return graph.x(d.x) } )
+                       .y0( function(d) { return graph.y(d.y0) } )
+                       .y1( function(d) { return graph.y(d.y + d.y0) } )
+                       .interpolate(this.graph.interpolation).tension(this.tension);
+
+               factory.defined && factory.defined( function(d) { return d.y !== null } );
+               return factory;
+       }
+} );
+
+Rickshaw.namespace('Rickshaw.Graph.Renderer.Bar');
+
+Rickshaw.Graph.Renderer.Bar = Rickshaw.Class.create( Rickshaw.Graph.Renderer, {
+
+       name: 'bar',
+
+       defaults: function($super) {
+
+               var defaults = Rickshaw.extend( $super(), {
+                       gapSize: 0.05,
+                       unstack: false
+               } );
+
+               delete defaults.tension;
+               return defaults;
+       },
+
+       initialize: function($super, args) {
+               args = args || {};
+               this.gapSize = args.gapSize || this.gapSize;
+               $super(args);
+       },
+
+       domain: function($super) {
+
+               var domain = $super();
+
+               var frequentInterval = this._frequentInterval(this.graph.stackedData.slice(-1).shift());
+               domain.x[1] += Number(frequentInterval.magnitude);
+
+               return domain;
+       },
+
+       barWidth: function(series) {
+
+               var frequentInterval = this._frequentInterval(series.stack);
+               var barWidth = this.graph.x(series.stack[0].x + frequentInterval.magnitude * (1 - this.gapSize)); 
+
+               return barWidth;
+       },
+
+       render: function(args) {
+
+               args = args || {};
+
+               var graph = this.graph;
+               var series = args.series || graph.series;
+
+               var vis = args.vis || graph.vis;
+               vis.selectAll('*').remove();
+
+               var barWidth = this.barWidth(series.active()[0]);
+               var barXOffset = 0;
+
+               var activeSeriesCount = series.filter( function(s) { return !s.disabled; } ).length;
+               var seriesBarWidth = this.unstack ? barWidth / activeSeriesCount : barWidth;
+
+               var transform = function(d) {
+                       // add a matrix transform for negative values
+                       var matrix = [ 1, 0, 0, (d.y < 0 ? -1 : 1), 0, (d.y < 0 ? graph.y.magnitude(Math.abs(d.y)) * 2 : 0) ];
+                       return "matrix(" + matrix.join(',') + ")";
+               };
+
+               series.forEach( function(series) {
+
+                       if (series.disabled) return;
+
+                       var barWidth = this.barWidth(series);
+
+                       var nodes = vis.selectAll("path")
+                               .data(series.stack.filter( function(d) { return d.y !== null } ))
+                               .enter().append("svg:rect")
+                               .attr("x", function(d) { return graph.x(d.x) + barXOffset })
+                               .attr("y", function(d) { return (graph.y(d.y0 + Math.abs(d.y))) * (d.y < 0 ? -1 : 1 ) })
+                               .attr("width", seriesBarWidth)
+                               .attr("height", function(d) { return graph.y.magnitude(Math.abs(d.y)) })
+                               .attr("transform", transform);
+
+                       Array.prototype.forEach.call(nodes[0], function(n) {
+                               n.setAttribute('fill', series.color);
+                       } );
+
+                       if (this.unstack) barXOffset += seriesBarWidth;
+
+               }, this );
+       },
+
+       _frequentInterval: function(data) {
+
+               var intervalCounts = {};
+
+               for (var i = 0; i < data.length - 1; i++) {
+                       var interval = data[i + 1].x - data[i].x;
+                       intervalCounts[interval] = intervalCounts[interval] || 0;
+                       intervalCounts[interval]++;
+               }
+
+               var frequentInterval = { count: 0, magnitude: 1 };
+
+               Rickshaw.keys(intervalCounts).forEach( function(i) {
+                       if (frequentInterval.count < intervalCounts[i]) {
+                               frequentInterval = {
+                                       count: intervalCounts[i],
+                                       magnitude: i
+                               };
+                       }
+               } );
+
+               return frequentInterval;
+       }
+} );
+
+Rickshaw.namespace('Rickshaw.Graph.Renderer.Area');
+
+Rickshaw.Graph.Renderer.Area = Rickshaw.Class.create( Rickshaw.Graph.Renderer, {
+
+       name: 'area',
+
+       defaults: function($super) {
+
+               return Rickshaw.extend( $super(), {
+                       unstack: false,
+                       fill: false,
+                       stroke: false
+               } );
+       },
+
+       seriesPathFactory: function() {
+
+               var graph = this.graph;
+
+               var factory = d3.svg.area()
+                       .x( function(d) { return graph.x(d.x) } )
+                       .y0( function(d) { return graph.y(d.y0) } )
+                       .y1( function(d) { return graph.y(d.y + d.y0) } )
+                       .interpolate(graph.interpolation).tension(this.tension);
+
+               factory.defined && factory.defined( function(d) { return d.y !== null } );
+               return factory;
+       },
+
+       seriesStrokeFactory: function() {
+
+               var graph = this.graph;
+
+               var factory = d3.svg.line()
+                       .x( function(d) { return graph.x(d.x) } )
+                       .y( function(d) { return graph.y(d.y + d.y0) } )
+                       .interpolate(graph.interpolation).tension(this.tension);
+
+               factory.defined && factory.defined( function(d) { return d.y !== null } );
+               return factory;
+       },
+
+       render: function(args) {
+
+               args = args || {};
+
+               var graph = this.graph;
+               var series = args.series || graph.series;
+
+               var vis = args.vis || graph.vis;
+               vis.selectAll('*').remove();
+
+               // insert or stacked areas so strokes lay on top of areas
+               var method = this.unstack ? 'append' : 'insert';
+
+               var data = series
+                       .filter(function(s) { return !s.disabled })
+                       .map(function(s) { return s.stack });
+
+               var nodes = vis.selectAll("path")
+                       .data(data)
+                       .enter()[method]("svg:g", 'g');
+
+               nodes.append("svg:path")
+                       .attr("d", this.seriesPathFactory())
+                       .attr("class", 'area');
+
+               if (this.stroke) {
+                       nodes.append("svg:path")
+                               .attr("d", this.seriesStrokeFactory())
+                               .attr("class", 'line');
+               }
+
+               var i = 0;
+               series.forEach( function(series) {
+                       if (series.disabled) return;
+                       series.path = nodes[0][i++];
+                       this._styleSeries(series);
+               }, this );
+       },
+
+       _styleSeries: function(series) {
+
+               if (!series.path) return;
+
+               d3.select(series.path).select('.area')
+                       .attr('fill', series.color);
+
+               if (this.stroke) {
+                       d3.select(series.path).select('.line')
+                               .attr('fill', 'none')
+                               .attr('stroke', series.stroke || d3.interpolateRgb(series.color, 'black')(0.125))
+                               .attr('stroke-width', this.strokeWidth);
+               }
+
+               if (series.className) {
+                       series.path.setAttribute('class', series.className);
+               }
+       }
+} );
+
+Rickshaw.namespace('Rickshaw.Graph.Renderer.ScatterPlot');
+
+Rickshaw.Graph.Renderer.ScatterPlot = Rickshaw.Class.create( Rickshaw.Graph.Renderer, {
+
+       name: 'scatterplot',
+
+       defaults: function($super) {
+
+               return Rickshaw.extend( $super(), {
+                       unstack: true,
+                       fill: true,
+                       stroke: false,
+                       padding:{ top: 0.01, right: 0.01, bottom: 0.01, left: 0.01 },
+                       dotSize: 4
+               } );
+       },
+
+       initialize: function($super, args) {
+               $super(args);
+       },
+
+       render: function(args) {
+
+               args = args || {};
+
+               var graph = this.graph;
+
+               var series = args.series || graph.series;
+               var vis = args.vis || graph.vis;
+
+               var dotSize = this.dotSize;
+
+               vis.selectAll('*').remove();
+
+               series.forEach( function(series) {
+
+                       if (series.disabled) return;
+
+                       var nodes = vis.selectAll("path")
+                               .data(series.stack.filter( function(d) { return d.y !== null } ))
+                               .enter().append("svg:circle")
+                                       .attr("cx", function(d) { return graph.x(d.x) })
+                                       .attr("cy", function(d) { return graph.y(d.y) })
+                                       .attr("r", function(d) { return ("r" in d) ? d.r : dotSize});
+                       if (series.className) {
+                               nodes.classed(series.className, true);
+                       }
+                       
+                       Array.prototype.forEach.call(nodes[0], function(n) {
+                               n.setAttribute('fill', series.color);
+                       } );
+
+               }, this );
+       }
+} );
+Rickshaw.namespace('Rickshaw.Graph.Renderer.Multi');
+
+Rickshaw.Graph.Renderer.Multi = Rickshaw.Class.create( Rickshaw.Graph.Renderer, {
+
+       name: 'multi',
+
+       initialize: function($super, args) {
+
+               $super(args);
+       },
+
+       defaults: function($super) {
+
+               return Rickshaw.extend( $super(), {
+                       unstack: true,
+                       fill: false,
+                       stroke: true 
+               } );
+       },
+
+       configure: function($super, args) {
+
+               args = args || {};
+               this.config = args;
+               $super(args);
+       },
+
+       domain: function($super) {
+
+               this.graph.stackData();
+
+               var domains = [];
+
+               var groups = this._groups();
+               this._stack(groups);
+
+               groups.forEach( function(group) {
+
+                       var data = group.series
+                               .filter( function(s) { return !s.disabled } )
+                               .map( function(s) { return s.stack });
+
+                       if (!data.length) return;
+
+                       var domain = $super(data);
+                       domains.push(domain);
+               });
+
+               var xMin = d3.min(domains.map( function(d) { return d.x[0] } ));
+               var xMax = d3.max(domains.map( function(d) { return d.x[1] } ));
+               var yMin = d3.min(domains.map( function(d) { return d.y[0] } ));
+               var yMax = d3.max(domains.map( function(d) { return d.y[1] } ));
+
+               return { x: [xMin, xMax], y: [yMin, yMax] };
+       },
+
+       _groups: function() {
+
+               var graph = this.graph;
+
+               var renderGroups = {};
+
+               graph.series.forEach( function(series) {
+
+                       if (series.disabled) return;
+
+                       if (!renderGroups[series.renderer]) {
+
+                               var ns = "http://www.w3.org/2000/svg";
+                               var vis = document.createElementNS(ns, 'g');
+
+                               graph.vis[0][0].appendChild(vis);
+
+                               var renderer = graph._renderers[series.renderer];
+
+                               var config = {};
+
+                               var defaults = [ this.defaults(), renderer.defaults(), this.config, this.graph ];
+                               defaults.forEach(function(d) { Rickshaw.extend(config, d) });
+
+                               renderer.configure(config);
+
+                               renderGroups[series.renderer] = {
+                                       renderer: renderer,
+                                       series: [],
+                                       vis: d3.select(vis)
+                               };
+                       }
+                               
+                       renderGroups[series.renderer].series.push(series);
+
+               }, this);
+
+               var groups = [];
+
+               Object.keys(renderGroups).forEach( function(key) {
+                       var group = renderGroups[key];
+                       groups.push(group);
+               });
+
+               return groups;
+       },
+
+       _stack: function(groups) {
+
+               groups.forEach( function(group) {
+
+                       var series = group.series
+                               .filter( function(series) { return !series.disabled } );
+
+                       var data = series
+                               .map( function(series) { return series.stack } );
+
+                       if (!group.renderer.unstack) {
+
+                               var layout = d3.layout.stack();
+                               var stackedData = Rickshaw.clone(layout(data));
+
+                               series.forEach( function(series, index) {
+                                       series._stack = Rickshaw.clone(stackedData[index]);
+                               });
+                       }
+
+               }, this );
+
+               return groups;
+
+       },
+
+       render: function() {
+
+               this.graph.series.forEach( function(series) {
+                       if (!series.renderer) {
+                               throw new Error("Each series needs a renderer for graph 'multi' renderer");
+                       }
+               });
+
+               this.graph.vis.selectAll('*').remove();
+
+               var groups = this._groups();
+               groups = this._stack(groups);
+
+               groups.forEach( function(group) {
+
+                       var series = group.series
+                               .filter( function(series) { return !series.disabled } );
+
+                       series.active = function() { return series };
+
+                       group.renderer.render({ series: series, vis: group.vis });
+                       series.forEach(function(s) { s.stack = s._stack || s.stack || s.data; });
+               });
+       }
+
+} );
+Rickshaw.namespace('Rickshaw.Graph.Renderer.LinePlot');
+
+Rickshaw.Graph.Renderer.LinePlot = Rickshaw.Class.create( Rickshaw.Graph.Renderer, {
+
+       name: 'lineplot',
+
+       defaults: function($super) {
+
+               return Rickshaw.extend( $super(), {
+                       unstack: true,
+                       fill: false,
+                       stroke: true,
+                       padding:{ top: 0.01, right: 0.01, bottom: 0.01, left: 0.01 },
+                       dotSize: 3,
+                       strokeWidth: 2
+               } );
+       },
+
+       initialize: function($super, args) {
+               $super(args);
+       },
+
+       seriesPathFactory: function() {
+
+               var graph = this.graph;
+
+               var factory = d3.svg.line()
+                       .x( function(d) { return graph.x(d.x) } )
+                       .y( function(d) { return graph.y(d.y) } )
+                       .interpolate(this.graph.interpolation).tension(this.tension);
+
+               factory.defined && factory.defined( function(d) { return d.y !== null } );
+               return factory;
+       },
+
+       _renderDots: function() {
+
+               var graph = this.graph;
+
+               graph.series.forEach(function(series) {
+
+                       if (series.disabled) return;
+
+                       var nodes = graph.vis.selectAll("x")
+                               .data(series.stack.filter( function(d) { return d.y !== null } ))
+                               .enter().append("svg:circle")
+                               .attr("cx", function(d) { return graph.x(d.x) })
+                               .attr("cy", function(d) { return graph.y(d.y) })
+                               .attr("r", function(d) { return ("r" in d) ? d.r : graph.renderer.dotSize});
+
+                       Array.prototype.forEach.call(nodes[0], function(n) {
+                               if (!n) return;
+                               n.setAttribute('data-color', series.color);
+                               n.setAttribute('fill', 'white');
+                               n.setAttribute('stroke', series.color);
+                               n.setAttribute('stroke-width', this.strokeWidth);
+
+                       }.bind(this));
+
+               }, this);
+       },
+
+       _renderLines: function() {
+
+               var graph = this.graph;
+
+               var nodes = graph.vis.selectAll("path")
+                       .data(this.graph.stackedData)
+                       .enter().append("svg:path")
+                       .attr("d", this.seriesPathFactory());
+
+               var i = 0;
+               graph.series.forEach(function(series) {
+                       if (series.disabled) return;
+                       series.path = nodes[0][i++];
+                       this._styleSeries(series);
+               }, this);
+       },
+
+       render: function() {
+
+               var graph = this.graph;
+
+               graph.vis.selectAll('*').remove();
+
+               this._renderLines();
+               this._renderDots();
+       }
+} );
+
+Rickshaw.namespace('Rickshaw.Graph.Smoother');
+
+Rickshaw.Graph.Smoother = Rickshaw.Class.create({
+
+       initialize: function(args) {
+
+               this.graph = args.graph;
+               this.element = args.element;
+               this.aggregationScale = 1;
+
+               this.build();
+
+               this.graph.stackData.hooks.data.push( {
+                       name: 'smoother',
+                       orderPosition: 50,
+                       f: this.transformer.bind(this)
+               } );
+       },
+
+       build: function() {
+
+               var self = this;
+
+               if (this.element) {
+                       $( function() {
+                               $(self.element).slider( {
+                                       min: 1,
+                                       max: 100,
+                                       slide: function( event, ui ) {
+                                               self.setScale(ui.value);
+                                               self.graph.update();
+                                       }
+                               } );
+                       } );
+               }
+       },
+
+       setScale: function(scale) {
+
+               if (scale < 1) {
+                       throw "scale out of range: " + scale;
+               }
+
+               this.aggregationScale = scale;
+               this.graph.update();
+       },
+
+       transformer: function(data) {
+
+               if (this.aggregationScale == 1) return data;
+
+               var aggregatedData = [];
+
+               data.forEach( function(seriesData) {
+
+                       var aggregatedSeriesData = [];
+
+                       while (seriesData.length) {
+
+                               var avgX = 0, avgY = 0;
+                               var slice = seriesData.splice(0, this.aggregationScale);
+
+                               slice.forEach( function(d) {
+                                       avgX += d.x / slice.length;
+                                       avgY += d.y / slice.length;
+                               } );
+
+                               aggregatedSeriesData.push( { x: avgX, y: avgY } );
+                       }
+
+                       aggregatedData.push(aggregatedSeriesData);
+
+               }.bind(this) );
+
+               return aggregatedData;
+       }
+});
+
+Rickshaw.namespace('Rickshaw.Graph.Socketio');
+
+Rickshaw.Graph.Socketio = Rickshaw.Class.create( Rickshaw.Graph.Ajax, {
+       request: function() {
+               var socket = io.connect(this.dataURL);
+               var self = this;
+               socket.on('rickshaw', function (data) {
+                       self.success(data);
+               });
+       }
+} );
+Rickshaw.namespace('Rickshaw.Series');
+
+Rickshaw.Series = Rickshaw.Class.create( Array, {
+
+       initialize: function (data, palette, options) {
+
+               options = options || {};
+
+               this.palette = new Rickshaw.Color.Palette(palette);
+
+               this.timeBase = typeof(options.timeBase) === 'undefined' ? 
+                       Math.floor(new Date().getTime() / 1000) : 
+                       options.timeBase;
+
+               var timeInterval = typeof(options.timeInterval) == 'undefined' ?
+                       1000 :
+                       options.timeInterval;
+
+               this.setTimeInterval(timeInterval);
+
+               if (data && (typeof(data) == "object") && Array.isArray(data)) {
+                       data.forEach( function(item) { this.addItem(item) }, this );
+               }
+       },
+
+       addItem: function(item) {
+
+               if (typeof(item.name) === 'undefined') {
+                       throw('addItem() needs a name');
+               }
+
+               item.color = (item.color || this.palette.color(item.name));
+               item.data = (item.data || []);
+
+               // backfill, if necessary
+               if ((item.data.length === 0) && this.length && (this.getIndex() > 0)) {
+                       this[0].data.forEach( function(plot) {
+                               item.data.push({ x: plot.x, y: 0 });
+                       } );
+               } else if (item.data.length === 0) {
+                       item.data.push({ x: this.timeBase - (this.timeInterval || 0), y: 0 });
+               } 
+
+               this.push(item);
+
+               if (this.legend) {
+                       this.legend.addLine(this.itemByName(item.name));
+               }
+       },
+
+       addData: function(data, x) {
+
+               var index = this.getIndex();
+
+               Rickshaw.keys(data).forEach( function(name) {
+                       if (! this.itemByName(name)) {
+                               this.addItem({ name: name });
+                       }
+               }, this );
+
+               this.forEach( function(item) {
+                       item.data.push({ 
+                               x: x || (index * this.timeInterval || 1) + this.timeBase, 
+                               y: (data[item.name] || 0) 
+                       });
+               }, this );
+       },
+
+       getIndex: function () {
+               return (this[0] && this[0].data && this[0].data.length) ? this[0].data.length : 0;
+       },
+
+       itemByName: function(name) {
+
+               for (var i = 0; i < this.length; i++) {
+                       if (this[i].name == name)
+                               return this[i];
+               }
+       },
+
+       setTimeInterval: function(iv) {
+               this.timeInterval = iv / 1000;
+       },
+
+       setTimeBase: function (t) {
+               this.timeBase = t;
+       },
+
+       dump: function() {
+
+               var data = {
+                       timeBase: this.timeBase,
+                       timeInterval: this.timeInterval,
+                       items: []
+               };
+
+               this.forEach( function(item) {
+
+                       var newItem = {
+                               color: item.color,
+                               name: item.name,
+                               data: []
+                       };
+
+                       item.data.forEach( function(plot) {
+                               newItem.data.push({ x: plot.x, y: plot.y });
+                       } );
+
+                       data.items.push(newItem);
+               } );
+
+               return data;
+       },
+
+       load: function(data) {
+
+               if (data.timeInterval) {
+                       this.timeInterval = data.timeInterval;
+               }
+
+               if (data.timeBase) {
+                       this.timeBase = data.timeBase;
+               }
+
+               if (data.items) {
+                       data.items.forEach( function(item) {
+                               this.push(item);
+                               if (this.legend) {
+                                       this.legend.addLine(this.itemByName(item.name));
+                               }
+
+                       }, this );
+               }
+       }
+} );
+
+Rickshaw.Series.zeroFill = function(series) {
+       Rickshaw.Series.fill(series, 0);
+};
+
+Rickshaw.Series.fill = function(series, fill) {
+
+       var x;
+       var i = 0;
+
+       var data = series.map( function(s) { return s.data } );
+
+       while ( i < Math.max.apply(null, data.map( function(d) { return d.length } )) ) {
+
+               x = Math.min.apply( null, 
+                       data
+                               .filter(function(d) { return d[i] })
+                               .map(function(d) { return d[i].x })
+               );
+
+               data.forEach( function(d) {
+                       if (!d[i] || d[i].x != x) {
+                               d.splice(i, 0, { x: x, y: fill });
+                       }
+               } );
+
+               i++;
+       }
+};
+
+Rickshaw.namespace('Rickshaw.Series.FixedDuration');
+
+Rickshaw.Series.FixedDuration = Rickshaw.Class.create(Rickshaw.Series, {
+
+       initialize: function (data, palette, options) {
+
+               options = options || {};
+
+               if (typeof(options.timeInterval) === 'undefined') {
+                       throw new Error('FixedDuration series requires timeInterval');
+               }
+
+               if (typeof(options.maxDataPoints) === 'undefined') {
+                       throw new Error('FixedDuration series requires maxDataPoints');
+               }
+
+               this.palette = new Rickshaw.Color.Palette(palette);
+               this.timeBase = typeof(options.timeBase) === 'undefined' ? Math.floor(new Date().getTime() / 1000) : options.timeBase;
+               this.setTimeInterval(options.timeInterval);
+
+               if (this[0] && this[0].data && this[0].data.length) {
+                       this.currentSize = this[0].data.length;
+                       this.currentIndex = this[0].data.length;
+               } else {
+                       this.currentSize  = 0;
+                       this.currentIndex = 0;
+               }
+
+               this.maxDataPoints = options.maxDataPoints;
+
+
+               if (data && (typeof(data) == "object") && Array.isArray(data)) {
+                       data.forEach( function (item) { this.addItem(item) }, this );
+                       this.currentSize  += 1;
+                       this.currentIndex += 1;
+               }
+
+               // reset timeBase for zero-filled values if needed
+               this.timeBase -= (this.maxDataPoints - this.currentSize) * this.timeInterval;
+
+               // zero-fill up to maxDataPoints size if we don't have that much data yet
+               if ((typeof(this.maxDataPoints) !== 'undefined') && (this.currentSize < this.maxDataPoints)) {
+                       for (var i = this.maxDataPoints - this.currentSize - 1; i > 1; i--) {
+                               this.currentSize  += 1;
+                               this.currentIndex += 1;
+                               this.forEach( function (item) {
+                                       item.data.unshift({ x: ((i-1) * this.timeInterval || 1) + this.timeBase, y: 0, i: i });
+                               }, this );
+                       }
+               }
+       },
+
+       addData: function($super, data, x) {
+
+               $super(data, x);
+
+               this.currentSize += 1;
+               this.currentIndex += 1;
+
+               if (this.maxDataPoints !== undefined) {
+                       while (this.currentSize > this.maxDataPoints) {
+                               this.dropData();
+                       }
+               }
+       },
+
+       dropData: function() {
+
+               this.forEach(function(item) {
+                       item.data.splice(0, 1);
+               } );
+
+               this.currentSize -= 1;
+       },
+
+       getIndex: function () {
+               return this.currentIndex;
+       }
+} );
+
diff --git a/pdns/recursordist/html/js/underscore.js b/pdns/recursordist/html/js/underscore.js
new file mode 100644 (file)
index 0000000..b29332f
--- /dev/null
@@ -0,0 +1,1548 @@
+//     Underscore.js 1.8.3
+//     http://underscorejs.org
+//     (c) 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+//     Underscore may be freely distributed under the MIT license.
+
+(function() {
+
+  // Baseline setup
+  // --------------
+
+  // Establish the root object, `window` in the browser, or `exports` on the server.
+  var root = this;
+
+  // Save the previous value of the `_` variable.
+  var previousUnderscore = root._;
+
+  // Save bytes in the minified (but not gzipped) version:
+  var ArrayProto = Array.prototype, ObjProto = Object.prototype, FuncProto = Function.prototype;
+
+  // Create quick reference variables for speed access to core prototypes.
+  var
+    push             = ArrayProto.push,
+    slice            = ArrayProto.slice,
+    toString         = ObjProto.toString,
+    hasOwnProperty   = ObjProto.hasOwnProperty;
+
+  // All **ECMAScript 5** native function implementations that we hope to use
+  // are declared here.
+  var
+    nativeIsArray      = Array.isArray,
+    nativeKeys         = Object.keys,
+    nativeBind         = FuncProto.bind,
+    nativeCreate       = Object.create;
+
+  // Naked function reference for surrogate-prototype-swapping.
+  var Ctor = function(){};
+
+  // Create a safe reference to the Underscore object for use below.
+  var _ = function(obj) {
+    if (obj instanceof _) return obj;
+    if (!(this instanceof _)) return new _(obj);
+    this._wrapped = obj;
+  };
+
+  // Export the Underscore object for **Node.js**, with
+  // backwards-compatibility for the old `require()` API. If we're in
+  // the browser, add `_` as a global object.
+  if (typeof exports !== 'undefined') {
+    if (typeof module !== 'undefined' && module.exports) {
+      exports = module.exports = _;
+    }
+    exports._ = _;
+  } else {
+    root._ = _;
+  }
+
+  // Current version.
+  _.VERSION = '1.8.3';
+
+  // Internal function that returns an efficient (for current engines) version
+  // of the passed-in callback, to be repeatedly applied in other Underscore
+  // functions.
+  var optimizeCb = function(func, context, argCount) {
+    if (context === void 0) return func;
+    switch (argCount == null ? 3 : argCount) {
+      case 1: return function(value) {
+        return func.call(context, value);
+      };
+      case 2: return function(value, other) {
+        return func.call(context, value, other);
+      };
+      case 3: return function(value, index, collection) {
+        return func.call(context, value, index, collection);
+      };
+      case 4: return function(accumulator, value, index, collection) {
+        return func.call(context, accumulator, value, index, collection);
+      };
+    }
+    return function() {
+      return func.apply(context, arguments);
+    };
+  };
+
+  // A mostly-internal function to generate callbacks that can be applied
+  // to each element in a collection, returning the desired result — either
+  // identity, an arbitrary callback, a property matcher, or a property accessor.
+  var cb = function(value, context, argCount) {
+    if (value == null) return _.identity;
+    if (_.isFunction(value)) return optimizeCb(value, context, argCount);
+    if (_.isObject(value)) return _.matcher(value);
+    return _.property(value);
+  };
+  _.iteratee = function(value, context) {
+    return cb(value, context, Infinity);
+  };
+
+  // An internal function for creating assigner functions.
+  var createAssigner = function(keysFunc, undefinedOnly) {
+    return function(obj) {
+      var length = arguments.length;
+      if (length < 2 || obj == null) return obj;
+      for (var index = 1; index < length; index++) {
+        var source = arguments[index],
+            keys = keysFunc(source),
+            l = keys.length;
+        for (var i = 0; i < l; i++) {
+          var key = keys[i];
+          if (!undefinedOnly || obj[key] === void 0) obj[key] = source[key];
+        }
+      }
+      return obj;
+    };
+  };
+
+  // An internal function for creating a new object that inherits from another.
+  var baseCreate = function(prototype) {
+    if (!_.isObject(prototype)) return {};
+    if (nativeCreate) return nativeCreate(prototype);
+    Ctor.prototype = prototype;
+    var result = new Ctor;
+    Ctor.prototype = null;
+    return result;
+  };
+
+  var property = function(key) {
+    return function(obj) {
+      return obj == null ? void 0 : obj[key];
+    };
+  };
+
+  // Helper for collection methods to determine whether a collection
+  // should be iterated as an array or as an object
+  // Related: http://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength
+  // Avoids a very nasty iOS 8 JIT bug on ARM-64. #2094
+  var MAX_ARRAY_INDEX = Math.pow(2, 53) - 1;
+  var getLength = property('length');
+  var isArrayLike = function(collection) {
+    var length = getLength(collection);
+    return typeof length == 'number' && length >= 0 && length <= MAX_ARRAY_INDEX;
+  };
+
+  // Collection Functions
+  // --------------------
+
+  // The cornerstone, an `each` implementation, aka `forEach`.
+  // Handles raw objects in addition to array-likes. Treats all
+  // sparse array-likes as if they were dense.
+  _.each = _.forEach = function(obj, iteratee, context) {
+    iteratee = optimizeCb(iteratee, context);
+    var i, length;
+    if (isArrayLike(obj)) {
+      for (i = 0, length = obj.length; i < length; i++) {
+        iteratee(obj[i], i, obj);
+      }
+    } else {
+      var keys = _.keys(obj);
+      for (i = 0, length = keys.length; i < length; i++) {
+        iteratee(obj[keys[i]], keys[i], obj);
+      }
+    }
+    return obj;
+  };
+
+  // Return the results of applying the iteratee to each element.
+  _.map = _.collect = function(obj, iteratee, context) {
+    iteratee = cb(iteratee, context);
+    var keys = !isArrayLike(obj) && _.keys(obj),
+        length = (keys || obj).length,
+        results = Array(length);
+    for (var index = 0; index < length; index++) {
+      var currentKey = keys ? keys[index] : index;
+      results[index] = iteratee(obj[currentKey], currentKey, obj);
+    }
+    return results;
+  };
+
+  // Create a reducing function iterating left or right.
+  function createReduce(dir) {
+    // Optimized iterator function as using arguments.length
+    // in the main function will deoptimize the, see #1991.
+    function iterator(obj, iteratee, memo, keys, index, length) {
+      for (; index >= 0 && index < length; index += dir) {
+        var currentKey = keys ? keys[index] : index;
+        memo = iteratee(memo, obj[currentKey], currentKey, obj);
+      }
+      return memo;
+    }
+
+    return function(obj, iteratee, memo, context) {
+      iteratee = optimizeCb(iteratee, context, 4);
+      var keys = !isArrayLike(obj) && _.keys(obj),
+          length = (keys || obj).length,
+          index = dir > 0 ? 0 : length - 1;
+      // Determine the initial value if none is provided.
+      if (arguments.length < 3) {
+        memo = obj[keys ? keys[index] : index];
+        index += dir;
+      }
+      return iterator(obj, iteratee, memo, keys, index, length);
+    };
+  }
+
+  // **Reduce** builds up a single result from a list of values, aka `inject`,
+  // or `foldl`.
+  _.reduce = _.foldl = _.inject = createReduce(1);
+
+  // The right-associative version of reduce, also known as `foldr`.
+  _.reduceRight = _.foldr = createReduce(-1);
+
+  // Return the first value which passes a truth test. Aliased as `detect`.
+  _.find = _.detect = function(obj, predicate, context) {
+    var key;
+    if (isArrayLike(obj)) {
+      key = _.findIndex(obj, predicate, context);
+    } else {
+      key = _.findKey(obj, predicate, context);
+    }
+    if (key !== void 0 && key !== -1) return obj[key];
+  };
+
+  // Return all the elements that pass a truth test.
+  // Aliased as `select`.
+  _.filter = _.select = function(obj, predicate, context) {
+    var results = [];
+    predicate = cb(predicate, context);
+    _.each(obj, function(value, index, list) {
+      if (predicate(value, index, list)) results.push(value);
+    });
+    return results;
+  };
+
+  // Return all the elements for which a truth test fails.
+  _.reject = function(obj, predicate, context) {
+    return _.filter(obj, _.negate(cb(predicate)), context);
+  };
+
+  // Determine whether all of the elements match a truth test.
+  // Aliased as `all`.
+  _.every = _.all = function(obj, predicate, context) {
+    predicate = cb(predicate, context);
+    var keys = !isArrayLike(obj) && _.keys(obj),
+        length = (keys || obj).length;
+    for (var index = 0; index < length; index++) {
+      var currentKey = keys ? keys[index] : index;
+      if (!predicate(obj[currentKey], currentKey, obj)) return false;
+    }
+    return true;
+  };
+
+  // Determine if at least one element in the object matches a truth test.
+  // Aliased as `any`.
+  _.some = _.any = function(obj, predicate, context) {
+    predicate = cb(predicate, context);
+    var keys = !isArrayLike(obj) && _.keys(obj),
+        length = (keys || obj).length;
+    for (var index = 0; index < length; index++) {
+      var currentKey = keys ? keys[index] : index;
+      if (predicate(obj[currentKey], currentKey, obj)) return true;
+    }
+    return false;
+  };
+
+  // Determine if the array or object contains a given item (using `===`).
+  // Aliased as `includes` and `include`.
+  _.contains = _.includes = _.include = function(obj, item, fromIndex, guard) {
+    if (!isArrayLike(obj)) obj = _.values(obj);
+    if (typeof fromIndex != 'number' || guard) fromIndex = 0;
+    return _.indexOf(obj, item, fromIndex) >= 0;
+  };
+
+  // Invoke a method (with arguments) on every item in a collection.
+  _.invoke = function(obj, method) {
+    var args = slice.call(arguments, 2);
+    var isFunc = _.isFunction(method);
+    return _.map(obj, function(value) {
+      var func = isFunc ? method : value[method];
+      return func == null ? func : func.apply(value, args);
+    });
+  };
+
+  // Convenience version of a common use case of `map`: fetching a property.
+  _.pluck = function(obj, key) {
+    return _.map(obj, _.property(key));
+  };
+
+  // Convenience version of a common use case of `filter`: selecting only objects
+  // containing specific `key:value` pairs.
+  _.where = function(obj, attrs) {
+    return _.filter(obj, _.matcher(attrs));
+  };
+
+  // Convenience version of a common use case of `find`: getting the first object
+  // containing specific `key:value` pairs.
+  _.findWhere = function(obj, attrs) {
+    return _.find(obj, _.matcher(attrs));
+  };
+
+  // Return the maximum element (or element-based computation).
+  _.max = function(obj, iteratee, context) {
+    var result = -Infinity, lastComputed = -Infinity,
+        value, computed;
+    if (iteratee == null && obj != null) {
+      obj = isArrayLike(obj) ? obj : _.values(obj);
+      for (var i = 0, length = obj.length; i < length; i++) {
+        value = obj[i];
+        if (value > result) {
+          result = value;
+        }
+      }
+    } else {
+      iteratee = cb(iteratee, context);
+      _.each(obj, function(value, index, list) {
+        computed = iteratee(value, index, list);
+        if (computed > lastComputed || computed === -Infinity && result === -Infinity) {
+          result = value;
+          lastComputed = computed;
+        }
+      });
+    }
+    return result;
+  };
+
+  // Return the minimum element (or element-based computation).
+  _.min = function(obj, iteratee, context) {
+    var result = Infinity, lastComputed = Infinity,
+        value, computed;
+    if (iteratee == null && obj != null) {
+      obj = isArrayLike(obj) ? obj : _.values(obj);
+      for (var i = 0, length = obj.length; i < length; i++) {
+        value = obj[i];
+        if (value < result) {
+          result = value;
+        }
+      }
+    } else {
+      iteratee = cb(iteratee, context);
+      _.each(obj, function(value, index, list) {
+        computed = iteratee(value, index, list);
+        if (computed < lastComputed || computed === Infinity && result === Infinity) {
+          result = value;
+          lastComputed = computed;
+        }
+      });
+    }
+    return result;
+  };
+
+  // Shuffle a collection, using the modern version of the
+  // [Fisher-Yates shuffle](http://en.wikipedia.org/wiki/Fisher–Yates_shuffle).
+  _.shuffle = function(obj) {
+    var set = isArrayLike(obj) ? obj : _.values(obj);
+    var length = set.length;
+    var shuffled = Array(length);
+    for (var index = 0, rand; index < length; index++) {
+      rand = _.random(0, index);
+      if (rand !== index) shuffled[index] = shuffled[rand];
+      shuffled[rand] = set[index];
+    }
+    return shuffled;
+  };
+
+  // Sample **n** random values from a collection.
+  // If **n** is not specified, returns a single random element.
+  // The internal `guard` argument allows it to work with `map`.
+  _.sample = function(obj, n, guard) {
+    if (n == null || guard) {
+      if (!isArrayLike(obj)) obj = _.values(obj);
+      return obj[_.random(obj.length - 1)];
+    }
+    return _.shuffle(obj).slice(0, Math.max(0, n));
+  };
+
+  // Sort the object's values by a criterion produced by an iteratee.
+  _.sortBy = function(obj, iteratee, context) {
+    iteratee = cb(iteratee, context);
+    return _.pluck(_.map(obj, function(value, index, list) {
+      return {
+        value: value,
+        index: index,
+        criteria: iteratee(value, index, list)
+      };
+    }).sort(function(left, right) {
+      var a = left.criteria;
+      var b = right.criteria;
+      if (a !== b) {
+        if (a > b || a === void 0) return 1;
+        if (a < b || b === void 0) return -1;
+      }
+      return left.index - right.index;
+    }), 'value');
+  };
+
+  // An internal function used for aggregate "group by" operations.
+  var group = function(behavior) {
+    return function(obj, iteratee, context) {
+      var result = {};
+      iteratee = cb(iteratee, context);
+      _.each(obj, function(value, index) {
+        var key = iteratee(value, index, obj);
+        behavior(result, value, key);
+      });
+      return result;
+    };
+  };
+
+  // Groups the object's values by a criterion. Pass either a string attribute
+  // to group by, or a function that returns the criterion.
+  _.groupBy = group(function(result, value, key) {
+    if (_.has(result, key)) result[key].push(value); else result[key] = [value];
+  });
+
+  // Indexes the object's values by a criterion, similar to `groupBy`, but for
+  // when you know that your index values will be unique.
+  _.indexBy = group(function(result, value, key) {
+    result[key] = value;
+  });
+
+  // Counts instances of an object that group by a certain criterion. Pass
+  // either a string attribute to count by, or a function that returns the
+  // criterion.
+  _.countBy = group(function(result, value, key) {
+    if (_.has(result, key)) result[key]++; else result[key] = 1;
+  });
+
+  // Safely create a real, live array from anything iterable.
+  _.toArray = function(obj) {
+    if (!obj) return [];
+    if (_.isArray(obj)) return slice.call(obj);
+    if (isArrayLike(obj)) return _.map(obj, _.identity);
+    return _.values(obj);
+  };
+
+  // Return the number of elements in an object.
+  _.size = function(obj) {
+    if (obj == null) return 0;
+    return isArrayLike(obj) ? obj.length : _.keys(obj).length;
+  };
+
+  // Split a collection into two arrays: one whose elements all satisfy the given
+  // predicate, and one whose elements all do not satisfy the predicate.
+  _.partition = function(obj, predicate, context) {
+    predicate = cb(predicate, context);
+    var pass = [], fail = [];
+    _.each(obj, function(value, key, obj) {
+      (predicate(value, key, obj) ? pass : fail).push(value);
+    });
+    return [pass, fail];
+  };
+
+  // Array Functions
+  // ---------------
+
+  // Get the first element of an array. Passing **n** will return the first N
+  // values in the array. Aliased as `head` and `take`. The **guard** check
+  // allows it to work with `_.map`.
+  _.first = _.head = _.take = function(array, n, guard) {
+    if (array == null) return void 0;
+    if (n == null || guard) return array[0];
+    return _.initial(array, array.length - n);
+  };
+
+  // Returns everything but the last entry of the array. Especially useful on
+  // the arguments object. Passing **n** will return all the values in
+  // the array, excluding the last N.
+  _.initial = function(array, n, guard) {
+    return slice.call(array, 0, Math.max(0, array.length - (n == null || guard ? 1 : n)));
+  };
+
+  // Get the last element of an array. Passing **n** will return the last N
+  // values in the array.
+  _.last = function(array, n, guard) {
+    if (array == null) return void 0;
+    if (n == null || guard) return array[array.length - 1];
+    return _.rest(array, Math.max(0, array.length - n));
+  };
+
+  // Returns everything but the first entry of the array. Aliased as `tail` and `drop`.
+  // Especially useful on the arguments object. Passing an **n** will return
+  // the rest N values in the array.
+  _.rest = _.tail = _.drop = function(array, n, guard) {
+    return slice.call(array, n == null || guard ? 1 : n);
+  };
+
+  // Trim out all falsy values from an array.
+  _.compact = function(array) {
+    return _.filter(array, _.identity);
+  };
+
+  // Internal implementation of a recursive `flatten` function.
+  var flatten = function(input, shallow, strict, startIndex) {
+    var output = [], idx = 0;
+    for (var i = startIndex || 0, length = getLength(input); i < length; i++) {
+      var value = input[i];
+      if (isArrayLike(value) && (_.isArray(value) || _.isArguments(value))) {
+        //flatten current level of array or arguments object
+        if (!shallow) value = flatten(value, shallow, strict);
+        var j = 0, len = value.length;
+        output.length += len;
+        while (j < len) {
+          output[idx++] = value[j++];
+        }
+      } else if (!strict) {
+        output[idx++] = value;
+      }
+    }
+    return output;
+  };
+
+  // Flatten out an array, either recursively (by default), or just one level.
+  _.flatten = function(array, shallow) {
+    return flatten(array, shallow, false);
+  };
+
+  // Return a version of the array that does not contain the specified value(s).
+  _.without = function(array) {
+    return _.difference(array, slice.call(arguments, 1));
+  };
+
+  // Produce a duplicate-free version of the array. If the array has already
+  // been sorted, you have the option of using a faster algorithm.
+  // Aliased as `unique`.
+  _.uniq = _.unique = function(array, isSorted, iteratee, context) {
+    if (!_.isBoolean(isSorted)) {
+      context = iteratee;
+      iteratee = isSorted;
+      isSorted = false;
+    }
+    if (iteratee != null) iteratee = cb(iteratee, context);
+    var result = [];
+    var seen = [];
+    for (var i = 0, length = getLength(array); i < length; i++) {
+      var value = array[i],
+          computed = iteratee ? iteratee(value, i, array) : value;
+      if (isSorted) {
+        if (!i || seen !== computed) result.push(value);
+        seen = computed;
+      } else if (iteratee) {
+        if (!_.contains(seen, computed)) {
+          seen.push(computed);
+          result.push(value);
+        }
+      } else if (!_.contains(result, value)) {
+        result.push(value);
+      }
+    }
+    return result;
+  };
+
+  // Produce an array that contains the union: each distinct element from all of
+  // the passed-in arrays.
+  _.union = function() {
+    return _.uniq(flatten(arguments, true, true));
+  };
+
+  // Produce an array that contains every item shared between all the
+  // passed-in arrays.
+  _.intersection = function(array) {
+    var result = [];
+    var argsLength = arguments.length;
+    for (var i = 0, length = getLength(array); i < length; i++) {
+      var item = array[i];
+      if (_.contains(result, item)) continue;
+      for (var j = 1; j < argsLength; j++) {
+        if (!_.contains(arguments[j], item)) break;
+      }
+      if (j === argsLength) result.push(item);
+    }
+    return result;
+  };
+
+  // Take the difference between one array and a number of other arrays.
+  // Only the elements present in just the first array will remain.
+  _.difference = function(array) {
+    var rest = flatten(arguments, true, true, 1);
+    return _.filter(array, function(value){
+      return !_.contains(rest, value);
+    });
+  };
+
+  // Zip together multiple lists into a single array -- elements that share
+  // an index go together.
+  _.zip = function() {
+    return _.unzip(arguments);
+  };
+
+  // Complement of _.zip. Unzip accepts an array of arrays and groups
+  // each array's elements on shared indices
+  _.unzip = function(array) {
+    var length = array && _.max(array, getLength).length || 0;
+    var result = Array(length);
+
+    for (var index = 0; index < length; index++) {
+      result[index] = _.pluck(array, index);
+    }
+    return result;
+  };
+
+  // Converts lists into objects. Pass either a single array of `[key, value]`
+  // pairs, or two parallel arrays of the same length -- one of keys, and one of
+  // the corresponding values.
+  _.object = function(list, values) {
+    var result = {};
+    for (var i = 0, length = getLength(list); i < length; i++) {
+      if (values) {
+        result[list[i]] = values[i];
+      } else {
+        result[list[i][0]] = list[i][1];
+      }
+    }
+    return result;
+  };
+
+  // Generator function to create the findIndex and findLastIndex functions
+  function createPredicateIndexFinder(dir) {
+    return function(array, predicate, context) {
+      predicate = cb(predicate, context);
+      var length = getLength(array);
+      var index = dir > 0 ? 0 : length - 1;
+      for (; index >= 0 && index < length; index += dir) {
+        if (predicate(array[index], index, array)) return index;
+      }
+      return -1;
+    };
+  }
+
+  // Returns the first index on an array-like that passes a predicate test
+  _.findIndex = createPredicateIndexFinder(1);
+  _.findLastIndex = createPredicateIndexFinder(-1);
+
+  // Use a comparator function to figure out the smallest index at which
+  // an object should be inserted so as to maintain order. Uses binary search.
+  _.sortedIndex = function(array, obj, iteratee, context) {
+    iteratee = cb(iteratee, context, 1);
+    var value = iteratee(obj);
+    var low = 0, high = getLength(array);
+    while (low < high) {
+      var mid = Math.floor((low + high) / 2);
+      if (iteratee(array[mid]) < value) low = mid + 1; else high = mid;
+    }
+    return low;
+  };
+
+  // Generator function to create the indexOf and lastIndexOf functions
+  function createIndexFinder(dir, predicateFind, sortedIndex) {
+    return function(array, item, idx) {
+      var i = 0, length = getLength(array);
+      if (typeof idx == 'number') {
+        if (dir > 0) {
+            i = idx >= 0 ? idx : Math.max(idx + length, i);
+        } else {
+            length = idx >= 0 ? Math.min(idx + 1, length) : idx + length + 1;
+        }
+      } else if (sortedIndex && idx && length) {
+        idx = sortedIndex(array, item);
+        return array[idx] === item ? idx : -1;
+      }
+      if (item !== item) {
+        idx = predicateFind(slice.call(array, i, length), _.isNaN);
+        return idx >= 0 ? idx + i : -1;
+      }
+      for (idx = dir > 0 ? i : length - 1; idx >= 0 && idx < length; idx += dir) {
+        if (array[idx] === item) return idx;
+      }
+      return -1;
+    };
+  }
+
+  // Return the position of the first occurrence of an item in an array,
+  // or -1 if the item is not included in the array.
+  // If the array is large and already in sort order, pass `true`
+  // for **isSorted** to use binary search.
+  _.indexOf = createIndexFinder(1, _.findIndex, _.sortedIndex);
+  _.lastIndexOf = createIndexFinder(-1, _.findLastIndex);
+
+  // Generate an integer Array containing an arithmetic progression. A port of
+  // the native Python `range()` function. See
+  // [the Python documentation](http://docs.python.org/library/functions.html#range).
+  _.range = function(start, stop, step) {
+    if (stop == null) {
+      stop = start || 0;
+      start = 0;
+    }
+    step = step || 1;
+
+    var length = Math.max(Math.ceil((stop - start) / step), 0);
+    var range = Array(length);
+
+    for (var idx = 0; idx < length; idx++, start += step) {
+      range[idx] = start;
+    }
+
+    return range;
+  };
+
+  // Function (ahem) Functions
+  // ------------------
+
+  // Determines whether to execute a function as a constructor
+  // or a normal function with the provided arguments
+  var executeBound = function(sourceFunc, boundFunc, context, callingContext, args) {
+    if (!(callingContext instanceof boundFunc)) return sourceFunc.apply(context, args);
+    var self = baseCreate(sourceFunc.prototype);
+    var result = sourceFunc.apply(self, args);
+    if (_.isObject(result)) return result;
+    return self;
+  };
+
+  // Create a function bound to a given object (assigning `this`, and arguments,
+  // optionally). Delegates to **ECMAScript 5**'s native `Function.bind` if
+  // available.
+  _.bind = function(func, context) {
+    if (nativeBind && func.bind === nativeBind) return nativeBind.apply(func, slice.call(arguments, 1));
+    if (!_.isFunction(func)) throw new TypeError('Bind must be called on a function');
+    var args = slice.call(arguments, 2);
+    var bound = function() {
+      return executeBound(func, bound, context, this, args.concat(slice.call(arguments)));
+    };
+    return bound;
+  };
+
+  // Partially apply a function by creating a version that has had some of its
+  // arguments pre-filled, without changing its dynamic `this` context. _ acts
+  // as a placeholder, allowing any combination of arguments to be pre-filled.
+  _.partial = function(func) {
+    var boundArgs = slice.call(arguments, 1);
+    var bound = function() {
+      var position = 0, length = boundArgs.length;
+      var args = Array(length);
+      for (var i = 0; i < length; i++) {
+        args[i] = boundArgs[i] === _ ? arguments[position++] : boundArgs[i];
+      }
+      while (position < arguments.length) args.push(arguments[position++]);
+      return executeBound(func, bound, this, this, args);
+    };
+    return bound;
+  };
+
+  // Bind a number of an object's methods to that object. Remaining arguments
+  // are the method names to be bound. Useful for ensuring that all callbacks
+  // defined on an object belong to it.
+  _.bindAll = function(obj) {
+    var i, length = arguments.length, key;
+    if (length <= 1) throw new Error('bindAll must be passed function names');
+    for (i = 1; i < length; i++) {
+      key = arguments[i];
+      obj[key] = _.bind(obj[key], obj);
+    }
+    return obj;
+  };
+
+  // Memoize an expensive function by storing its results.
+  _.memoize = function(func, hasher) {
+    var memoize = function(key) {
+      var cache = memoize.cache;
+      var address = '' + (hasher ? hasher.apply(this, arguments) : key);
+      if (!_.has(cache, address)) cache[address] = func.apply(this, arguments);
+      return cache[address];
+    };
+    memoize.cache = {};
+    return memoize;
+  };
+
+  // Delays a function for the given number of milliseconds, and then calls
+  // it with the arguments supplied.
+  _.delay = function(func, wait) {
+    var args = slice.call(arguments, 2);
+    return setTimeout(function(){
+      return func.apply(null, args);
+    }, wait);
+  };
+
+  // Defers a function, scheduling it to run after the current call stack has
+  // cleared.
+  _.defer = _.partial(_.delay, _, 1);
+
+  // Returns a function, that, when invoked, will only be triggered at most once
+  // during a given window of time. Normally, the throttled function will run
+  // as much as it can, without ever going more than once per `wait` duration;
+  // but if you'd like to disable the execution on the leading edge, pass
+  // `{leading: false}`. To disable execution on the trailing edge, ditto.
+  _.throttle = function(func, wait, options) {
+    var context, args, result;
+    var timeout = null;
+    var previous = 0;
+    if (!options) options = {};
+    var later = function() {
+      previous = options.leading === false ? 0 : _.now();
+      timeout = null;
+      result = func.apply(context, args);
+      if (!timeout) context = args = null;
+    };
+    return function() {
+      var now = _.now();
+      if (!previous && options.leading === false) previous = now;
+      var remaining = wait - (now - previous);
+      context = this;
+      args = arguments;
+      if (remaining <= 0 || remaining > wait) {
+        if (timeout) {
+          clearTimeout(timeout);
+          timeout = null;
+        }
+        previous = now;
+        result = func.apply(context, args);
+        if (!timeout) context = args = null;
+      } else if (!timeout && options.trailing !== false) {
+        timeout = setTimeout(later, remaining);
+      }
+      return result;
+    };
+  };
+
+  // Returns a function, that, as long as it continues to be invoked, will not
+  // be triggered. The function will be called after it stops being called for
+  // N milliseconds. If `immediate` is passed, trigger the function on the
+  // leading edge, instead of the trailing.
+  _.debounce = function(func, wait, immediate) {
+    var timeout, args, context, timestamp, result;
+
+    var later = function() {
+      var last = _.now() - timestamp;
+
+      if (last < wait && last >= 0) {
+        timeout = setTimeout(later, wait - last);
+      } else {
+        timeout = null;
+        if (!immediate) {
+          result = func.apply(context, args);
+          if (!timeout) context = args = null;
+        }
+      }
+    };
+
+    return function() {
+      context = this;
+      args = arguments;
+      timestamp = _.now();
+      var callNow = immediate && !timeout;
+      if (!timeout) timeout = setTimeout(later, wait);
+      if (callNow) {
+        result = func.apply(context, args);
+        context = args = null;
+      }
+
+      return result;
+    };
+  };
+
+  // Returns the first function passed as an argument to the second,
+  // allowing you to adjust arguments, run code before and after, and
+  // conditionally execute the original function.
+  _.wrap = function(func, wrapper) {
+    return _.partial(wrapper, func);
+  };
+
+  // Returns a negated version of the passed-in predicate.
+  _.negate = function(predicate) {
+    return function() {
+      return !predicate.apply(this, arguments);
+    };
+  };
+
+  // Returns a function that is the composition of a list of functions, each
+  // consuming the return value of the function that follows.
+  _.compose = function() {
+    var args = arguments;
+    var start = args.length - 1;
+    return function() {
+      var i = start;
+      var result = args[start].apply(this, arguments);
+      while (i--) result = args[i].call(this, result);
+      return result;
+    };
+  };
+
+  // Returns a function that will only be executed on and after the Nth call.
+  _.after = function(times, func) {
+    return function() {
+      if (--times < 1) {
+        return func.apply(this, arguments);
+      }
+    };
+  };
+
+  // Returns a function that will only be executed up to (but not including) the Nth call.
+  _.before = function(times, func) {
+    var memo;
+    return function() {
+      if (--times > 0) {
+        memo = func.apply(this, arguments);
+      }
+      if (times <= 1) func = null;
+      return memo;
+    };
+  };
+
+  // Returns a function that will be executed at most one time, no matter how
+  // often you call it. Useful for lazy initialization.
+  _.once = _.partial(_.before, 2);
+
+  // Object Functions
+  // ----------------
+
+  // Keys in IE < 9 that won't be iterated by `for key in ...` and thus missed.
+  var hasEnumBug = !{toString: null}.propertyIsEnumerable('toString');
+  var nonEnumerableProps = ['valueOf', 'isPrototypeOf', 'toString',
+                      'propertyIsEnumerable', 'hasOwnProperty', 'toLocaleString'];
+
+  function collectNonEnumProps(obj, keys) {
+    var nonEnumIdx = nonEnumerableProps.length;
+    var constructor = obj.constructor;
+    var proto = (_.isFunction(constructor) && constructor.prototype) || ObjProto;
+
+    // Constructor is a special case.
+    var prop = 'constructor';
+    if (_.has(obj, prop) && !_.contains(keys, prop)) keys.push(prop);
+
+    while (nonEnumIdx--) {
+      prop = nonEnumerableProps[nonEnumIdx];
+      if (prop in obj && obj[prop] !== proto[prop] && !_.contains(keys, prop)) {
+        keys.push(prop);
+      }
+    }
+  }
+
+  // Retrieve the names of an object's own properties.
+  // Delegates to **ECMAScript 5**'s native `Object.keys`
+  _.keys = function(obj) {
+    if (!_.isObject(obj)) return [];
+    if (nativeKeys) return nativeKeys(obj);
+    var keys = [];
+    for (var key in obj) if (_.has(obj, key)) keys.push(key);
+    // Ahem, IE < 9.
+    if (hasEnumBug) collectNonEnumProps(obj, keys);
+    return keys;
+  };
+
+  // Retrieve all the property names of an object.
+  _.allKeys = function(obj) {
+    if (!_.isObject(obj)) return [];
+    var keys = [];
+    for (var key in obj) keys.push(key);
+    // Ahem, IE < 9.
+    if (hasEnumBug) collectNonEnumProps(obj, keys);
+    return keys;
+  };
+
+  // Retrieve the values of an object's properties.
+  _.values = function(obj) {
+    var keys = _.keys(obj);
+    var length = keys.length;
+    var values = Array(length);
+    for (var i = 0; i < length; i++) {
+      values[i] = obj[keys[i]];
+    }
+    return values;
+  };
+
+  // Returns the results of applying the iteratee to each element of the object
+  // In contrast to _.map it returns an object
+  _.mapObject = function(obj, iteratee, context) {
+    iteratee = cb(iteratee, context);
+    var keys =  _.keys(obj),
+          length = keys.length,
+          results = {},
+          currentKey;
+      for (var index = 0; index < length; index++) {
+        currentKey = keys[index];
+        results[currentKey] = iteratee(obj[currentKey], currentKey, obj);
+      }
+      return results;
+  };
+
+  // Convert an object into a list of `[key, value]` pairs.
+  _.pairs = function(obj) {
+    var keys = _.keys(obj);
+    var length = keys.length;
+    var pairs = Array(length);
+    for (var i = 0; i < length; i++) {
+      pairs[i] = [keys[i], obj[keys[i]]];
+    }
+    return pairs;
+  };
+
+  // Invert the keys and values of an object. The values must be serializable.
+  _.invert = function(obj) {
+    var result = {};
+    var keys = _.keys(obj);
+    for (var i = 0, length = keys.length; i < length; i++) {
+      result[obj[keys[i]]] = keys[i];
+    }
+    return result;
+  };
+
+  // Return a sorted list of the function names available on the object.
+  // Aliased as `methods`
+  _.functions = _.methods = function(obj) {
+    var names = [];
+    for (var key in obj) {
+      if (_.isFunction(obj[key])) names.push(key);
+    }
+    return names.sort();
+  };
+
+  // Extend a given object with all the properties in passed-in object(s).
+  _.extend = createAssigner(_.allKeys);
+
+  // Assigns a given object with all the own properties in the passed-in object(s)
+  // (https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/assign)
+  _.extendOwn = _.assign = createAssigner(_.keys);
+
+  // Returns the first key on an object that passes a predicate test
+  _.findKey = function(obj, predicate, context) {
+    predicate = cb(predicate, context);
+    var keys = _.keys(obj), key;
+    for (var i = 0, length = keys.length; i < length; i++) {
+      key = keys[i];
+      if (predicate(obj[key], key, obj)) return key;
+    }
+  };
+
+  // Return a copy of the object only containing the whitelisted properties.
+  _.pick = function(object, oiteratee, context) {
+    var result = {}, obj = object, iteratee, keys;
+    if (obj == null) return result;
+    if (_.isFunction(oiteratee)) {
+      keys = _.allKeys(obj);
+      iteratee = optimizeCb(oiteratee, context);
+    } else {
+      keys = flatten(arguments, false, false, 1);
+      iteratee = function(value, key, obj) { return key in obj; };
+      obj = Object(obj);
+    }
+    for (var i = 0, length = keys.length; i < length; i++) {
+      var key = keys[i];
+      var value = obj[key];
+      if (iteratee(value, key, obj)) result[key] = value;
+    }
+    return result;
+  };
+
+   // Return a copy of the object without the blacklisted properties.
+  _.omit = function(obj, iteratee, context) {
+    if (_.isFunction(iteratee)) {
+      iteratee = _.negate(iteratee);
+    } else {
+      var keys = _.map(flatten(arguments, false, false, 1), String);
+      iteratee = function(value, key) {
+        return !_.contains(keys, key);
+      };
+    }
+    return _.pick(obj, iteratee, context);
+  };
+
+  // Fill in a given object with default properties.
+  _.defaults = createAssigner(_.allKeys, true);
+
+  // Creates an object that inherits from the given prototype object.
+  // If additional properties are provided then they will be added to the
+  // created object.
+  _.create = function(prototype, props) {
+    var result = baseCreate(prototype);
+    if (props) _.extendOwn(result, props);
+    return result;
+  };
+
+  // Create a (shallow-cloned) duplicate of an object.
+  _.clone = function(obj) {
+    if (!_.isObject(obj)) return obj;
+    return _.isArray(obj) ? obj.slice() : _.extend({}, obj);
+  };
+
+  // Invokes interceptor with the obj, and then returns obj.
+  // The primary purpose of this method is to "tap into" a method chain, in
+  // order to perform operations on intermediate results within the chain.
+  _.tap = function(obj, interceptor) {
+    interceptor(obj);
+    return obj;
+  };
+
+  // Returns whether an object has a given set of `key:value` pairs.
+  _.isMatch = function(object, attrs) {
+    var keys = _.keys(attrs), length = keys.length;
+    if (object == null) return !length;
+    var obj = Object(object);
+    for (var i = 0; i < length; i++) {
+      var key = keys[i];
+      if (attrs[key] !== obj[key] || !(key in obj)) return false;
+    }
+    return true;
+  };
+
+
+  // Internal recursive comparison function for `isEqual`.
+  var eq = function(a, b, aStack, bStack) {
+    // Identical objects are equal. `0 === -0`, but they aren't identical.
+    // See the [Harmony `egal` proposal](http://wiki.ecmascript.org/doku.php?id=harmony:egal).
+    if (a === b) return a !== 0 || 1 / a === 1 / b;
+    // A strict comparison is necessary because `null == undefined`.
+    if (a == null || b == null) return a === b;
+    // Unwrap any wrapped objects.
+    if (a instanceof _) a = a._wrapped;
+    if (b instanceof _) b = b._wrapped;
+    // Compare `[[Class]]` names.
+    var className = toString.call(a);
+    if (className !== toString.call(b)) return false;
+    switch (className) {
+      // Strings, numbers, regular expressions, dates, and booleans are compared by value.
+      case '[object RegExp]':
+      // RegExps are coerced to strings for comparison (Note: '' + /a/i === '/a/i')
+      case '[object String]':
+        // Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is
+        // equivalent to `new String("5")`.
+        return '' + a === '' + b;
+      case '[object Number]':
+        // `NaN`s are equivalent, but non-reflexive.
+        // Object(NaN) is equivalent to NaN
+        if (+a !== +a) return +b !== +b;
+        // An `egal` comparison is performed for other numeric values.
+        return +a === 0 ? 1 / +a === 1 / b : +a === +b;
+      case '[object Date]':
+      case '[object Boolean]':
+        // Coerce dates and booleans to numeric primitive values. Dates are compared by their
+        // millisecond representations. Note that invalid dates with millisecond representations
+        // of `NaN` are not equivalent.
+        return +a === +b;
+    }
+
+    var areArrays = className === '[object Array]';
+    if (!areArrays) {
+      if (typeof a != 'object' || typeof b != 'object') return false;
+
+      // Objects with different constructors are not equivalent, but `Object`s or `Array`s
+      // from different frames are.
+      var aCtor = a.constructor, bCtor = b.constructor;
+      if (aCtor !== bCtor && !(_.isFunction(aCtor) && aCtor instanceof aCtor &&
+                               _.isFunction(bCtor) && bCtor instanceof bCtor)
+                          && ('constructor' in a && 'constructor' in b)) {
+        return false;
+      }
+    }
+    // Assume equality for cyclic structures. The algorithm for detecting cyclic
+    // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`.
+
+    // Initializing stack of traversed objects.
+    // It's done here since we only need them for objects and arrays comparison.
+    aStack = aStack || [];
+    bStack = bStack || [];
+    var length = aStack.length;
+    while (length--) {
+      // Linear search. Performance is inversely proportional to the number of
+      // unique nested structures.
+      if (aStack[length] === a) return bStack[length] === b;
+    }
+
+    // Add the first object to the stack of traversed objects.
+    aStack.push(a);
+    bStack.push(b);
+
+    // Recursively compare objects and arrays.
+    if (areArrays) {
+      // Compare array lengths to determine if a deep comparison is necessary.
+      length = a.length;
+      if (length !== b.length) return false;
+      // Deep compare the contents, ignoring non-numeric properties.
+      while (length--) {
+        if (!eq(a[length], b[length], aStack, bStack)) return false;
+      }
+    } else {
+      // Deep compare objects.
+      var keys = _.keys(a), key;
+      length = keys.length;
+      // Ensure that both objects contain the same number of properties before comparing deep equality.
+      if (_.keys(b).length !== length) return false;
+      while (length--) {
+        // Deep compare each member
+        key = keys[length];
+        if (!(_.has(b, key) && eq(a[key], b[key], aStack, bStack))) return false;
+      }
+    }
+    // Remove the first object from the stack of traversed objects.
+    aStack.pop();
+    bStack.pop();
+    return true;
+  };
+
+  // Perform a deep comparison to check if two objects are equal.
+  _.isEqual = function(a, b) {
+    return eq(a, b);
+  };
+
+  // Is a given array, string, or object empty?
+  // An "empty" object has no enumerable own-properties.
+  _.isEmpty = function(obj) {
+    if (obj == null) return true;
+    if (isArrayLike(obj) && (_.isArray(obj) || _.isString(obj) || _.isArguments(obj))) return obj.length === 0;
+    return _.keys(obj).length === 0;
+  };
+
+  // Is a given value a DOM element?
+  _.isElement = function(obj) {
+    return !!(obj && obj.nodeType === 1);
+  };
+
+  // Is a given value an array?
+  // Delegates to ECMA5's native Array.isArray
+  _.isArray = nativeIsArray || function(obj) {
+    return toString.call(obj) === '[object Array]';
+  };
+
+  // Is a given variable an object?
+  _.isObject = function(obj) {
+    var type = typeof obj;
+    return type === 'function' || type === 'object' && !!obj;
+  };
+
+  // Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp, isError.
+  _.each(['Arguments', 'Function', 'String', 'Number', 'Date', 'RegExp', 'Error'], function(name) {
+    _['is' + name] = function(obj) {
+      return toString.call(obj) === '[object ' + name + ']';
+    };
+  });
+
+  // Define a fallback version of the method in browsers (ahem, IE < 9), where
+  // there isn't any inspectable "Arguments" type.
+  if (!_.isArguments(arguments)) {
+    _.isArguments = function(obj) {
+      return _.has(obj, 'callee');
+    };
+  }
+
+  // Optimize `isFunction` if appropriate. Work around some typeof bugs in old v8,
+  // IE 11 (#1621), and in Safari 8 (#1929).
+  if (typeof /./ != 'function' && typeof Int8Array != 'object') {
+    _.isFunction = function(obj) {
+      return typeof obj == 'function' || false;
+    };
+  }
+
+  // Is a given object a finite number?
+  _.isFinite = function(obj) {
+    return isFinite(obj) && !isNaN(parseFloat(obj));
+  };
+
+  // Is the given value `NaN`? (NaN is the only number which does not equal itself).
+  _.isNaN = function(obj) {
+    return _.isNumber(obj) && obj !== +obj;
+  };
+
+  // Is a given value a boolean?
+  _.isBoolean = function(obj) {
+    return obj === true || obj === false || toString.call(obj) === '[object Boolean]';
+  };
+
+  // Is a given value equal to null?
+  _.isNull = function(obj) {
+    return obj === null;
+  };
+
+  // Is a given variable undefined?
+  _.isUndefined = function(obj) {
+    return obj === void 0;
+  };
+
+  // Shortcut function for checking if an object has a given property directly
+  // on itself (in other words, not on a prototype).
+  _.has = function(obj, key) {
+    return obj != null && hasOwnProperty.call(obj, key);
+  };
+
+  // Utility Functions
+  // -----------------
+
+  // Run Underscore.js in *noConflict* mode, returning the `_` variable to its
+  // previous owner. Returns a reference to the Underscore object.
+  _.noConflict = function() {
+    root._ = previousUnderscore;
+    return this;
+  };
+
+  // Keep the identity function around for default iteratees.
+  _.identity = function(value) {
+    return value;
+  };
+
+  // Predicate-generating functions. Often useful outside of Underscore.
+  _.constant = function(value) {
+    return function() {
+      return value;
+    };
+  };
+
+  _.noop = function(){};
+
+  _.property = property;
+
+  // Generates a function for a given object that returns a given property.
+  _.propertyOf = function(obj) {
+    return obj == null ? function(){} : function(key) {
+      return obj[key];
+    };
+  };
+
+  // Returns a predicate for checking whether an object has a given set of
+  // `key:value` pairs.
+  _.matcher = _.matches = function(attrs) {
+    attrs = _.extendOwn({}, attrs);
+    return function(obj) {
+      return _.isMatch(obj, attrs);
+    };
+  };
+
+  // Run a function **n** times.
+  _.times = function(n, iteratee, context) {
+    var accum = Array(Math.max(0, n));
+    iteratee = optimizeCb(iteratee, context, 1);
+    for (var i = 0; i < n; i++) accum[i] = iteratee(i);
+    return accum;
+  };
+
+  // Return a random integer between min and max (inclusive).
+  _.random = function(min, max) {
+    if (max == null) {
+      max = min;
+      min = 0;
+    }
+    return min + Math.floor(Math.random() * (max - min + 1));
+  };
+
+  // A (possibly faster) way to get the current timestamp as an integer.
+  _.now = Date.now || function() {
+    return new Date().getTime();
+  };
+
+   // List of HTML entities for escaping.
+  var escapeMap = {
+    '&': '&amp;',
+    '<': '&lt;',
+    '>': '&gt;',
+    '"': '&quot;',
+    "'": '&#x27;',
+    '`': '&#x60;'
+  };
+  var unescapeMap = _.invert(escapeMap);
+
+  // Functions for escaping and unescaping strings to/from HTML interpolation.
+  var createEscaper = function(map) {
+    var escaper = function(match) {
+      return map[match];
+    };
+    // Regexes for identifying a key that needs to be escaped
+    var source = '(?:' + _.keys(map).join('|') + ')';
+    var testRegexp = RegExp(source);
+    var replaceRegexp = RegExp(source, 'g');
+    return function(string) {
+      string = string == null ? '' : '' + string;
+      return testRegexp.test(string) ? string.replace(replaceRegexp, escaper) : string;
+    };
+  };
+  _.escape = createEscaper(escapeMap);
+  _.unescape = createEscaper(unescapeMap);
+
+  // If the value of the named `property` is a function then invoke it with the
+  // `object` as context; otherwise, return it.
+  _.result = function(object, property, fallback) {
+    var value = object == null ? void 0 : object[property];
+    if (value === void 0) {
+      value = fallback;
+    }
+    return _.isFunction(value) ? value.call(object) : value;
+  };
+
+  // Generate a unique integer id (unique within the entire client session).
+  // Useful for temporary DOM ids.
+  var idCounter = 0;
+  _.uniqueId = function(prefix) {
+    var id = ++idCounter + '';
+    return prefix ? prefix + id : id;
+  };
+
+  // By default, Underscore uses ERB-style template delimiters, change the
+  // following template settings to use alternative delimiters.
+  _.templateSettings = {
+    evaluate    : /<%([\s\S]+?)%>/g,
+    interpolate : /<%=([\s\S]+?)%>/g,
+    escape      : /<%-([\s\S]+?)%>/g
+  };
+
+  // When customizing `templateSettings`, if you don't want to define an
+  // interpolation, evaluation or escaping regex, we need one that is
+  // guaranteed not to match.
+  var noMatch = /(.)^/;
+
+  // Certain characters need to be escaped so that they can be put into a
+  // string literal.
+  var escapes = {
+    "'":      "'",
+    '\\':     '\\',
+    '\r':     'r',
+    '\n':     'n',
+    '\u2028': 'u2028',
+    '\u2029': 'u2029'
+  };
+
+  var escaper = /\\|'|\r|\n|\u2028|\u2029/g;
+
+  var escapeChar = function(match) {
+    return '\\' + escapes[match];
+  };
+
+  // JavaScript micro-templating, similar to John Resig's implementation.
+  // Underscore templating handles arbitrary delimiters, preserves whitespace,
+  // and correctly escapes quotes within interpolated code.
+  // NB: `oldSettings` only exists for backwards compatibility.
+  _.template = function(text, settings, oldSettings) {
+    if (!settings && oldSettings) settings = oldSettings;
+    settings = _.defaults({}, settings, _.templateSettings);
+
+    // Combine delimiters into one regular expression via alternation.
+    var matcher = RegExp([
+      (settings.escape || noMatch).source,
+      (settings.interpolate || noMatch).source,
+      (settings.evaluate || noMatch).source
+    ].join('|') + '|$', 'g');
+
+    // Compile the template source, escaping string literals appropriately.
+    var index = 0;
+    var source = "__p+='";
+    text.replace(matcher, function(match, escape, interpolate, evaluate, offset) {
+      source += text.slice(index, offset).replace(escaper, escapeChar);
+      index = offset + match.length;
+
+      if (escape) {
+        source += "'+\n((__t=(" + escape + "))==null?'':_.escape(__t))+\n'";
+      } else if (interpolate) {
+        source += "'+\n((__t=(" + interpolate + "))==null?'':__t)+\n'";
+      } else if (evaluate) {
+        source += "';\n" + evaluate + "\n__p+='";
+      }
+
+      // Adobe VMs need the match returned to produce the correct offest.
+      return match;
+    });
+    source += "';\n";
+
+    // If a variable is not specified, place data values in local scope.
+    if (!settings.variable) source = 'with(obj||{}){\n' + source + '}\n';
+
+    source = "var __t,__p='',__j=Array.prototype.join," +
+      "print=function(){__p+=__j.call(arguments,'');};\n" +
+      source + 'return __p;\n';
+
+    try {
+      var render = new Function(settings.variable || 'obj', '_', source);
+    } catch (e) {
+      e.source = source;
+      throw e;
+    }
+
+    var template = function(data) {
+      return render.call(this, data, _);
+    };
+
+    // Provide the compiled source as a convenience for precompilation.
+    var argument = settings.variable || 'obj';
+    template.source = 'function(' + argument + '){\n' + source + '}';
+
+    return template;
+  };
+
+  // Add a "chain" function. Start chaining a wrapped Underscore object.
+  _.chain = function(obj) {
+    var instance = _(obj);
+    instance._chain = true;
+    return instance;
+  };
+
+  // OOP
+  // ---------------
+  // If Underscore is called as a function, it returns a wrapped object that
+  // can be used OO-style. This wrapper holds altered versions of all the
+  // underscore functions. Wrapped objects may be chained.
+
+  // Helper function to continue chaining intermediate results.
+  var result = function(instance, obj) {
+    return instance._chain ? _(obj).chain() : obj;
+  };
+
+  // Add your own custom functions to the Underscore object.
+  _.mixin = function(obj) {
+    _.each(_.functions(obj), function(name) {
+      var func = _[name] = obj[name];
+      _.prototype[name] = function() {
+        var args = [this._wrapped];
+        push.apply(args, arguments);
+        return result(this, func.apply(_, args));
+      };
+    });
+  };
+
+  // Add all of the Underscore functions to the wrapper object.
+  _.mixin(_);
+
+  // Add all mutator Array functions to the wrapper.
+  _.each(['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], function(name) {
+    var method = ArrayProto[name];
+    _.prototype[name] = function() {
+      var obj = this._wrapped;
+      method.apply(obj, arguments);
+      if ((name === 'shift' || name === 'splice') && obj.length === 0) delete obj[0];
+      return result(this, obj);
+    };
+  });
+
+  // Add all accessor Array functions to the wrapper.
+  _.each(['concat', 'join', 'slice'], function(name) {
+    var method = ArrayProto[name];
+    _.prototype[name] = function() {
+      return result(this, method.apply(this._wrapped, arguments));
+    };
+  });
+
+  // Extracts the result from a wrapped and chained object.
+  _.prototype.value = function() {
+    return this._wrapped;
+  };
+
+  // Provide unwrapping proxy for some methods used in engine operations
+  // such as arithmetic and JSON stringification.
+  _.prototype.valueOf = _.prototype.toJSON = _.prototype.value;
+
+  _.prototype.toString = function() {
+    return '' + this._wrapped;
+  };
+
+  // AMD registration happens at the end for compatibility with AMD loaders
+  // that may not enforce next-turn semantics on modules. Even though general
+  // practice for AMD registration is to be anonymous, underscore registers
+  // as a named module because, like jQuery, it is a base library that is
+  // popular enough to be bundled in a third party lib, but not be part of
+  // an AMD load request. Those cases could generate an error when an
+  // anonymous define() is called outside of a loader request.
+  if (typeof define === 'function' && define.amd) {
+    define('underscore', [], function() {
+      return _;
+    });
+  }
+}.call(this));