The following code shows how to align Dropdowns within Navs.
<!DOCTYPE html>
<html lang="en">
<head>
<link rel="stylesheet"
href="http://netdna.bootstrapcdn.com/bootstrap/3.0.3/css/bootstrap.min.css">
<link rel="stylesheet"
href="http://netdna.bootstrapcdn.com/bootstrap/3.0.3/css/bootstrap-theme.min.css">
<script type="text/javascript"
src="http://code.jquery.com/jquery.min.js"></script>
<script
src="http://netdna.bootstrapcdn.com/bootstrap/3.0.3/js/bootstrap.min.js"></script>
<style type="text/css">
.bs-example {<!--from w ww . ja va2 s .c o m-->
margin: 20px;
}
</style>
</head>
<body>
<div class="bs-example">
<ul class="nav nav-pills">
<li class="active"><a href="#">Home</a></li>
<li><a href="#">Profile</a></li>
<li class="dropdown"><a href="#" data-toggle="dropdown"
class="dropdown-toggle">Messages <b class="caret"></b></a>
<ul class="dropdown-menu">
<li><a href="#">Inbox</a></li>
<li><a href="#">Drafts</a></li>
<li><a href="#">Sent Items</a></li>
<li class="divider"></li>
<li><a href="#">Trash</a></li>
</ul></li>
<li class="dropdown pull-right"><a href="#"
data-toggle="dropdown" class="dropdown-toggle">Admin <b
class="caret"></b></a>
<ul class="dropdown-menu">
<li><a href="#">Action</a></li>
<li><a href="#">Another action</a></li>
<li class="divider"></li>
<li><a href="#">Settings</a></li>
</ul></li>
</ul>
</div>
</body>
</html>