The following code shows how to create navbar-nav.
<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" type="text/css"
href="http://netdna.bootstrapcdn.com/bootstrap/3.0.0-rc1/css/bootstrap.min.css">
<!-- www . ja v a2s. c o m-->
</head>
<body>
<body style='margin:30px'>
<div class="container">
<div class="navbar">
<a class="navbar-brand" href="#"><code>Navbar 3</code></a>
<ul class="nav navbar-nav">
<li class="active"><a href="">Home</a></li>
<li><a href="">Home</a></li>
<li><a href="">Products</a></li>
<li><a href="">Technology</a></li>
<li><a href="">About Us</a></li>
<li><a href="">News</a></li>
<li><a href="">Contact</a></li>
</ul>
</div>
</div>
</body>
</html>