<?php
$pageArray=explode("/",$_SERVER['REQUEST_URI']);
$pageCount=count($pageArray);
$page=$pageArray[$pageCount-1];
$page=explode(".php",$page);
$page=$page[0];
?>

<div id="tabs">
  <div class="container">
<ul>

          <li><a href="concert.php" <?php if(($page=='concert')||($page=='concertAdd')||($page=='concertEdit'))echo 'class="current"';?>><span>Concert Listing</span></a></li>
         <li><a href="ClAds.php" <?php if(($page=='ClAds')||($page=='ClAdsEdit'))echo 'class="current"';?>><span>Advertisement</span></a>
            </li>

    </ul>
  </div>
</div>