Magento : Youtube video gallery

<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/swfobject/2/swfobject.js"></script>
<a name="ytplayer"></a>
<div id="ytplayer_div">You need Flash player 8+ and JavaScript enabled to view this video.</div>
<script type="text/javascript">
  swfobject.embedSWF(
  'http://www.youtube.com/v/gzDS-Kfd5XQ&enablejsapi=1&rel=0&fs=1',
    'ytplayer_div',
    '425',
    '344',
    '8',
    null,
    null,
    {
      allowScriptAccess: 'always',
      allowFullScreen: 'true'
    },
    {
      id: 'ytplayer_object'
    }
  );
</script>
<script type="text/javascript">
  function ytplayer_loadvideo( id ) {
    var o = document.getElementById( 'ytplayer_object' );
    if( o ) {
      o.loadVideoById( id );
    }
  }
</script>

<div>

<a href="#ytplayer" onClick="ytplayer_loadvideo( 'gzDS-Kfd5XQ' );"><img src="http://img.youtube.com/vi/gzDS-Kfd5XQ/default.jpg" alt="Video Thumbnail" width="120" height="90" /></a>
    <a href="#ytplayer" onClick="ytplayer_loadvideo( 'il-_s2O3Qt8' );"><img src="http://img.youtube.com/vi/il-_s2O3Qt8/default.jpg" alt="Video Thumbnail" width="120" height="90" /></a>
    <a href="#ytplayer" onClick="ytplayer_loadvideo( 'fZ9WiuJPnNA' );"><img src="http://img.youtube.com/vi/fZ9WiuJPnNA/default.jpg" alt="Video Thumbnail" width="120" height="90" /></a>
    <a href="#ytplayer" onClick="ytplayer_loadvideo( 'H75eQX006jA' );"><img src="http://img.youtube.com/vi/H75eQX006jA/default.jpg" alt="Video Thumbnail" width="120" height="90" /></a>

</div>