效果:
兼容:IE6+、chrome、firefox、safari等。
源代码:(直接复制即可运行)
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>导航</title>
<style type="text/css">
/* reset */
body {
margin: 0;
padding: 0 0 12px 0;
font-size: 12px;
line-height: 22px;
}
form, ul, li, p, h1, h2, h3, h4, h5, h6 {
margin: 0;
padding: 0;
}
input, select {
font-size: 12px;
line-height: 16px;
}
img {
border: 0;
}
ul, li {
list-style-type: none;
}
a {
color: #00007F;
text-decoration: none;
}
a:hover {
color: #bd0a01;
text-decoration: underline;
}
.box {
width: 150px;
margin:10px;
}
.menu {
overflow: hidden;
border-color: #C4D5DF;
border-style: solid;
border-width: 0 1px 1px;
}
/* lv1 */
.menu li.level1 a {
display: block;
height: 28px;
line-height: 28px;
background: #EBF3F8;
font-weight: 700;
color: #5893B7;
text-indent: 14px;
border-top: 1px solid #C4D5DF;
}
.menu li.level1 a:hover {
text-decoration: none;
}
.menu li.level1 a.current {
background: #B1D7EF;
}
/* lv2 */
.menu li ul {
overflow: hidden;
}
.menu li ul.level2 {
display: none;
}
.menu li ul.level2 li a {
display: block;
height: 28px;
line-height: 28px;
background: #ffffff;
font-weight: 400;
color: #42556B;
text-indent: 18px;
border-top: 0px solid #ffffff;
overflow: hidden;
}
.menu li ul.level2 li a:hover {
color: #f60;
}
</style>
</head>
<body>
<div class="box">
<ul class="menu">
<li class="level1"> <a href="#none">衬衫</a>
<ul class="level2">
<li><a href="#none">短袖衬衫</a></li>
<li><a href="#none">长袖衬衫</a></li>
<li><a href="#none">短袖T恤</a></li>
<li><a href="#none">长袖T恤</a></li>
</ul>
</li>
<li class="level1"> <a href="#none">卫衣</a>
<ul class="level2">
<li><a href="#none">开襟卫衣</a></li>
<li><a href="#none">套头卫衣</a></li>
<li><a href="#none">运动卫衣</a></li>
<li><a href="#none">童装卫衣</a></li>
</ul>
</li>
<li class="level1"> <a href="#none">裤子</a>
<ul class="level2">
<li><a href="#none">短裤</a></li>
<li><a href="#none">休闲裤</a></li>
<li><a href="#none">牛仔裤</a></li>
<li><a href="#none">免烫卡其裤</a></li>
</ul>
</li>
</ul>
</div>
<script src="http://code.jquery.com/jquery-latest.js"></script>
<script type="text/javascript">
$(function(){
$(".level1 > a").click(function(){
$(this).addClass("current") //给当前元素添加"current"样式
.next().toggle(function(){
var t=$(this);
if(!t.is(":visible")){
t.prev().removeClass("current"); //当前元素不可见时去掉其父级元素的current样式
}
}) //下一个元素显示
.parent().siblings().children("a").removeClass("current") //父元素的兄弟元素的子元素<a>移除"current"样式
.next().hide(); //它们的下一个元素隐藏
return false;
});
});
</script>
</body>
</html>
来源:oschina
链接:https://my.oschina.net/u/1580821/blog/324936