<a href="#">TIKLA</a>
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<span>Kuyruk uzunluğu:<strong></strong></span>

a{display: inline-block; background: #00FF99; padding:20px; border-bottom:4px solid #00CC00; color:#00CC99; text-decoration:none; margin-bottom:20px;}
div{background: red; width:150px; height:150px;}

$("a").click(function(){
  var div = $("div");
  div.animate({height: 400}, "slow");
  div.animate({width: 400}, "slow");
  div.animate({height: 150}, "slow");
  div.animate({width: 150}, "slow");
  $("strong").text(div.queue().length);   
});