return;
}
+ // Do nothing if no products are defined (this avoids the
+ // "a has no properties" error from merge_arrays function)
+ if (f[productfield].length == blank ? 1 : 0) {
+ return;
+ }
+
// if this is the first load and nothing is selected, no need to
// merge and sort all components; perl gives it to us sorted.
for ( var i = blank ? 1 : 0 ; i < f[productfield].length ; i++ ) {
sel[sel.length] = f[productfield].options[i].value;
}
- single = 0;
+ // If there is only one product, then only one product can be selected
+ single = ( sel.length == 1 );
} else {
for ( i = blank ? 1 : 0 ; i < f[productfield].length ; i++ ) {