csdn职位滚动javascript效果

<style>
     .scrollDiv{height:312px;overflow:hidden;width:180px;font-size:13px}
</style>
<div id="scrollDiv" class="scrollDiv">
    <ul>
        <script type="text/javascript" src="http://ag.csdn.net/common/getcmsad.ashx?column=2276c9c1-9162-49d1-9502-5b182b94b60e&count=1"></script>
    </ul>
</div>
<script src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-1.4.1.min.js"></script>
<script>
   function t(){var t=$("#scrollDiv"),e=!1;
       t.mouseover(function () { e = !0 }), t.mouseout(function () { e = !1 }),
       setInterval(function () { e || t.find("li:first").slideUp(function () { $(this).appendTo(t.find("ul")).show() }) }, 3e3);
   }
   t()
</script>