<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script type="text/javascript" src="https://www.jb51.net/jquery-1.8.2.js"></script>
<script type="text/javascript">
$(function(){
$("#ul2 li").click(function(){
var num = $(this).index();
$("#con2 div").css("display","none");
$("#con2 div").eq(num).css("display","block")
})
})
</script>
<script type="text/javascript">
window.onload = function(){
var ss = document.getElementById("ul1").getElementsByTagName("li");
var pa = document.getElementById("con");
var div = pa.getElementsByTagName("div");
//alert(div.length)
var ch;
for(var i = 0;i < ss.length;i++){
ss[i].index = i;
ss[i].onclick = function(){
ch = this.index;
for(var j = 0; j<div.length; j++){
div[j].style.display = "none";
if(j == ch){
div[j].style.display = "block";
}
}
}
}
}
</script>
<style type="text/css">
li{
float:left;
height:30px;
width:100px;
border:1px #036 solid;
list-style:none;
text-align:center}
#con,#con2{
clear:both;
border:1px #0CF solid;
height:200px;
width:200px;
overflow:hidden}
#con div,#con2 div{
height:200px;
width:200px;
display:none}
</style>
</head>
<body>
<!--js方法实现-->
<ul>
<li>标题一</li>
<li>标题二</li>
<li>标题三</li>
</ul>
<div>
<div>内容一</div>
<div>内容二</div>
<div>内容三</div>
</div>
<!--jquery方法实现-->
<ul>
<li>标题一</li>
<li>标题二</li>
<li>标题三</li>
</ul>
<div>
<div>内容一</div>
<div>内容二</div>
<div>内容三</div>
</div>
</body>
</html>