<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>滚动公告</title>
<script src="jquery.min.js"></script>
<style>
*{
padding: 0;
margin: 0;
}
body{
margin: 50px;
}
ul,li{
list-style: none;
}
li{
height: 30px;
line-height: 30px;
}
</style>
</head>
<body>
<ul>
<li>我是第1条公告............................</li>
<li>我是第2条公告............................</li>
<li>我是第3条公告............................</li>
<li>我是第4条公告............................</li>
<li>我是第5条公告............................</li>
<li>我是第6条公告............................</li>
<li>我是第7条公告............................</li>
<li>我是第8条公告............................</li>
<li>我是第9条公告............................</li>
</ul> <script>
$(function(){
setInterval(function(){
var newLi = $('ul>:first').clone(true);
$('ul').append(newLi);
$('ul>:first').remove();
},2000);
})
</script>
</body>
</html>
效果：
