给你的导航添加底部鼠标跟随 

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
        "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <script type="text/javascript" src="jquery1.7.js"></script>
    <title></title>
    <style type="text/css">
        ul {
            width: 450px;
            height: 50px;
            float: left;
        }

        li {
            list-style: none;
            background-color: #0054ac;
            width: 150px;
            float:left;
            height: 50px;
        }

        a {
            width: 100%; 
            display: block;
            text-align: center;
            height: 50px;
            line-height: 50px;
            color: white;
            text-decoration: none;
        }
    </style>
    <script type="text/javascript">
        $(document).ready(function() {
            var list = $("ul > li");
            $.each(list, function(i) {
                var obj = $(list[i]);
                obj.bind("mouseover", function() {
                    obj.css({"height":"48px","border-bottom":"solid 2px red"});
                });
                obj.bind("mouseout", function() {
                    obj.css({"height":"50px","border-bottom":"none"});
                });
            });
        });
    </script>
</head>
<body>
<ul>
    <li><a href="#">首页</a></li>
    <li><a href="#">我的主页</a></li>
    <li><a href="#">帮助</a></li>
</ul>
</body>
</html>

 

posted @ 2013-02-20 18:17  Ganler1988  阅读(245)  评论(0)    收藏  举报