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<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<style>
* {
padding: 0;
margin: 0;
font-family: "微软雅黑";
font-size: 14;
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.box {
width: 398px;
margin: 100px auto;
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background-color: red;
color: cornsilk;
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ul {
list-style: none;
cursor: pointer;
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li {
display: block;
float: left;
width: 98px;
height: 42px;
line-height: 42px;
text-align: center;
border-top: solid 1px #FF4400;
border-bottom: solid 1px #FF4400;
border-left: solid 1px #FF4400;
text-decoration: none;
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display: none;
width: 394px;
height: 140px;
text-align: center;
padding: 30 0 0 40;
border-right: solid 1px #FF4400;
border-bottom: solid 1px #FF4400;
border-left: solid 1px #FF4400;
}
</style>
</head>
<body>
<div class="box">
<div class="new">
<ul>
<li class="cort" index='0'>商品介绍</li>
<li index='1'>规格与包装</li>
<li index='2'>评论社区</li>
<li index='3'>投诉建议</li>
</ul>
</div>
<div class="item">
<div class="items" style="display: block;">商品名称：联想Lenovo Z6 商品编号：100006142888</div>
<div class="items">入网型号：Lenovo L78121 品牌：联想（lenovo）</div>
<div class="items">联想Z6，骁龙730AI CPU，一千一百四十九，价格无敌，上市价格2099元</div>
<div class="items">心中疑惑就问问买过此商品的同学吧~我要提问</div>
</div>
</div>
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lis[i].onclick=function(){
//干掉所有，留下自己
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items[i].style.display='none';
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items[this.getAttribute('index')].style.display='block';
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</body>
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