JQuery Countdown

HTML

<script src="http://jquery-countdown.googlecode.com/svn/trunk/js/jquery.countdown.js"></script>
  <div id="counter"></div>
  <div class="desc">
    <div>Days</div>
    <div>Hours</div>
    <div>Minutes</div>
    <div>Seconds</div>
  </div>
  <br />
  <br />
  <br />
  <!-- <div id="counter_2"></div>
  <div class="desc">
    <div>Minutes</div>
    <div>Seconds</div>
  </div> -->

CSS

br { clear: both; }
      .cntSeparator {
        font-size: 54px;
        margin: 10px 7px;
        color: #000;
      }
      .desc { margin: 7px 3px; }
      .desc div {
        float: left;
        font-family: Arial;
        width: 70px;
        margin-right: 65px;
        font-size: 13px;
        font-weight: bold;
        color: #000;
      }

JavaScript

$(function(){
//Countdown from a set date          
//        $('#counter').countdown({
//          image: 'http://jquery-countdown.googlecode.com/svn/trunk/img/digits.png',
//          startTime: '20:20:20:00'
//        });
 Countdown in seconds
        $('#counter_2').countdown({
         image: 'http://jquery-countdown.googlecode.com/svn/trunk/img/digits.png',
          startTime: '00:10',
          timerEnd: function(){ alert('end!'); },
          format: 'mm:ss'
        });         
      });