<nav class="navbar navbar-default" role="navigation">
<!-- Brand and toggle get grouped for better mobile display -->
<div class="navbar-header">
- <button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-ex1-collapse">
+ <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#navbar-example1-collapse">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</div>
<!-- Collect the nav links, forms, and other content for toggling -->
- <div class="collapse navbar-collapse navbar-ex1-collapse">
+ <div class="collapse navbar-collapse" id="navbar-example1-collapse">
<ul class="nav navbar-nav">
<li class="active"><a href="#">Link</a></li>
<li><a href="#">Link</a></li>