<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="UTF-8">
<title>JQ implements rolling announcement</title>
<script src="jquery-1.10.1.min.js" ></script>
<link rel="stylesheet" href="base.css" />
<style>
ul{ border: 1px solid #eee; width: 300px; margin: 20px auto 0 auto;}
ul li{height: 30px; line-height: 30px;}
</style>
</head>
<body>
<ul>
<li>I am Announcement 1</li>
<li>I am Announcement 2</li>
<li>I am Announcement 3</li>
<li>I am the 4th announcement</li>
<li>I am the 5th announcement</li>
<li>I am Bulletin 6</li>
<li>I am a Bulletin 7</li>
<li>I am the 8th announcement</li>
<li>I am the 9th announcement</li>
<li>I am the 10th announcement</li>
</ul>
<script>
setInterval(function(){
$('ul').children().first().clone(true).appendTo('ul');
$('ul>:first').remove();
},1000);
</script>
</body>
</html>
Effect picture: