为什么不能滚动
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<title>练习无缝滚动</title>
<style type="text/css" media="screen">
* {
margin: 0px;
padding: 0px; /* 去掉所有标签的marign和padding的值 */
}
ul li{list-style: none;margin:10px;}
a{text-decoration: none;}
#moocBox {
height: 144px;
width: 400px;
margin-left: 25px;
margin-top: 10px;
overflow: hidden; /* 这个一定要加，超出的内容部分要隐藏，免得撑高中间部分 */
}
</style>
<meta name="description" content="">
<meta name="keywords" content="">
<link href="" rel="stylesheet">
</head>
<body>
<h3 id="moocTitle">最新课程<a href="#" target="_self">更多>></a> </h3>
<div id="moocBox">
<ul id="con1">
<li><a href="#" >好好学习</a></li>
<li><a href="#" >天天向上</a></li>
<li><a href="#" >加油加油</a></li>
<li><a href="#" >体会学习的乐趣</a></li>
<li><a href="#" >谈谈你的想法</a></li>
<li><a href="#" >你一定能成功</a></li>
<li><a href="#" >坚持自己的梦想</a></li>
<li><a href="#" >坚持到最后</a></li>
</ul>
<ul di="con2">
</ul>
</div>
<script type="text/javascript">
var area = document.getElementById('moocBox');
var con1 = document.getElementById('con1');
var con2 = document.getElementById('con2');
var speed = 50;
area.scrollTop = 0;
con2.innerHTML = con1.innerHTML;
function scrollUp(){
if(area.scrollTop >= con1.scrollHeight) {
area.scrollTop = 0;
}else{
area.scrollTop ++;
}
}
var myScroll = setInterval("scrollUp()",speed);
area.onmouseover=function(){
clearInterval(myScroll);
}
area.onmouseout=function(){
myScroll = setInterval("scrollUp()",speed);
}
</script>
</body>
</html>
慕粉37603671回答
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相关分类
JavaScript