复制代码 代码如下:

<style type="text/css">

.content{width:500px;height:300px;position:absolute;left:200px;top:100px;border:solid 2px red;padding:10px;overflow:hidden}

dl{width:400px;height:30px;border:1px solid black;}

</style>

<div>

<dl>

<dt>测试数据1</dt>

</dl>

<dl>

<dt>测试数据2</dt>

</dl>

<dl>

<dt>测试数据3</dt>

</dl>

<dl>

<dt>测试数据4</dt>

</dl>

<dl>

<dt>测试数据5</dt>

</dl>

<dl>

<dt>测试数据6</dt>

</dl>

<dl>

<dt>测试数据7</dt>

</dl>

<dl>

<dt>测试数据8</dt>

</dl>

<dl>

<dt>测试数据9</dt>

</dl>

<dl>

<dt>测试数据10</dt>

</dl>

</div>

<script type="text/javascript" src="jquery.js"></script>

<script type="text/javascript">

$(function(){

$('.content dl').hide();

$('.content dl:gt('+($('.content dl').length - 5)+')').show();

window.setInterval(function(){

$('.content dl:visible:first').prev().slideDown("fast",function(){

$(this).animate({opacity:1},2000,function(){

if($('.content dl:hidden').length == 0){

$('.content dl').hide();

$('.content dl:gt('+($('.content dl').length - 5)+')').show();

}

});

});

},1000);

});

</script>

代码演示地址：

http://www.nailyo.com/js_demo/gundong.html