header.php

   1   <?PHP include_once('/var/www/secure.php'); //outside webserver ?>
   2   <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
   3   <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
   4   <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script>
   5
   6 <div class="container"><!--- Open Container -->
   7
   8 <ul class="nav nav-pills">
   9   <li role='presentation' <?PHP if($_SERVER['SCRIPT_NAME'] == 'intro.php'){ echo "class='active'"; } ?> ><a href="intro.php">Intro</a></li>
  10 </ul>