导航栏跟随效果
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>导航栏跟随效果</title>
<script type="text/javascript" src="jq.js"></script>
<style type="text/css">
*{margin:0px;padding:0px;list-style:none}
.box{position:relative;}
.head{width:730px;height:30px;margin:auto;background:pink;font-family:'楷体';}
.head ul li{float: left;line-height:30px;text-align:center;margin-left:70px;}
.gen{width:70px;height:3px;background:red;position:absolute;margin-left:368px;margin-top:-3px;}
</style>
<script type="text/javascript">
$(function(){
$('li').hover(
function(){
$x = parseInt($(this).attr('name'))*129
$('.gen').stop().animate({left:$x+'px'},300)
},
function(){
$('.gen').stop().animate({left:'0px'},300)
}
);
})
</script>
</head>
<body>
<div class="box">
<div class="head">
<ul>
<li name="0">首页</li>
<li name="1">国际新闻</li>
<li name="2">娱乐天地</li>
<li name="3">科技力量</li>
<li name="4">站点博客</li>
</ul>
</div>
<div class="gen">
</div>
</div>
</body>
</html>
