<ul class="nav nav-pills">
<li <?php
echo echoActiveClass("index");
?>
><a href="index.php">Home</a></li>
<li <?php
echo echoActiveClass("results");
?>
><a href="results.php">Courses</a></li>
<li <?php
echo echoActiveClass("about");
?>
><a href="about.php">About</a></li>
</ul> <!-- end nav -->
<?php
function echoActiveClass($requestUri)
{
$current_file_name = basename($_SERVER['REQUEST_URI'], ".php");
if ($current_file_name == $requestUri) {
echo 'class="active"';
}
}
<li <?php
echo echoActiveClass("about");
?>
><a href="about.php"><span class="glyphicon glyphicon-bookmark"></span> About</a></li>
</ul>
<ul class="nav navbar-nav navbar-right">
<?php
if (!isset($_SESSION['username'])) {
?>
<li <?php
echo echoActiveClass("register");
?>
><a href="register.php">Register</a></li>
<li class="divider-vertical"></li>
<li <?php
echo echoActiveClass("login");
?>
><a href="login.php">Login</a></li>
<?php
} else {
?>
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Hi <?php
echo $_SESSION['username'];
?>
<b class="caret"></b></a>
<ul class="dropdown-menu">
<li align="center" class="well">
<div><img class="img-responsive" style="padding:2%;" src="images/user.jpg"/></div>
<a href="user_profile.php" class="btn btn-sm btn-default"><span class="glyphicon glyphicon-user"></span> Profile</a>
<a href="logout.php" class="btn btn-sm btn-default"><span class="glyphicon glyphicon-log-out"></span> Logout</a>
