<?php
//Define Variables
$currPage = $_SERVER['SCRIPT_NAME'];
$nl = "\n";
//print($currPage . $nl);//debugging

//Link Structure
echo "<div id=\"nav\">$nl<ul>$nl";
  
$linkArray = array (
                    '/linkstructure/index.php' => 'Home',
                    '/linkstructure/about.php' => 'About Us',
                    '/linkstructure/contact.php' => 'Contact',
                    '/linkstructure/services.php' => 'Services',
                    '/linkstructure/faq.php' => 'FAQ',
                    '/linkstructure/portfolio.php' => 'Portfolio'
                    );
                    
foreach ( $linkArray as $url => $link ) {
  if ($url !== $currPage) {
     echo "<li><a href=\"$url\">$link</a></li>$nl"; 
   } else {
      echo "<li id=\"current\">$link</li>$nl";
     }
 }
   echo "</ul>$nl</div>$nl";

?>