. 代碼如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>無標題文檔</title>
<script src="jquery-1.7.2.js"></script>
<style>
*{
padding:0px;
margin:0px;
}
ul{
list-style:none;
}
li{
line-height:30px;
}
</style>
</head>
<body>
<ul>
<li>1111</li>
<li>22222</li>
<li>3333</li>
<li>44444</li>
<li>5555</li>
<li>66666</li>
</ul>
<script>
setInterval(function(){
var newList=$('ul :first').clone(true);
$('ul').append(newList);
$('ul :first').remove();
},2000);
</script>
</body>
</html>