js-实现搜狐列表

<!DOCTYPE html>
<html>

<head>
<meta charset="UTF-8">
<title></title>
<style>
* {
margin: 0;
padding: 0;
}

body {
font-size: 14px;
font-family: "微软雅黑";
}

ul li {
list-style: none;
}

.oBig {
width: 280px;
margin: 30px auto;
background: #DEE7E7;
}

.ohead {
float: left;
height: 40px;
line-height: 40px;
font-size: 16px;
padding: 7px 30px 0 10px;
}

.titUl {
margin-top: 10px;
float: left;
}

.titUl li {
float: left;
padding: 5px 10px;
border: 1px solid #fff;
margin-right: 2px;
cursor: pointer;
}

.titUl li.active {
background: #1A68A2;
color: #fff;
}

.oMain {
clear: both;
}

.oMain img {
height: 70px;
float: left;
border: 1px solid black;
display: none;
}

.oMain .num {
float: left;
padding: 0 6px;
border: 1px solid #fff;
background: #6666FF;
color: #fff;
cursor: pointer;
}

.oMain .show li {
clear: both;
padding: 10px 0px;
min-height: 20px;
cursor: pointer;
}

.oMain ul {
display: none;
}

.oMain .show li:after {
display: block;
content: "";
clear: both;
}

.img_detail {
height: 70px;
}

.btn {
padding: 6px 8px;
outline: none;
border: none;
float: right;
cursor: pointer;
margin-top: 6px;
background: #1A68A2;
border: 1px solid #ddd;
color: #fff;
border-radius: 4px;
display: none;
}

.content {
word-break: break-all;
}
</style>
</head>

<body>
<div class="oBig">
<h2 class="ohead">观看排行榜</h2>
<ul class="titUl" id="titShow">
<li>每日</li>
<li>每周</li>
<li>全部</li>
</ul>

<div class="oMain" id="main">
<ul class="show">
<li>
<span class="num">1</span>
<img src="img/1.png" />
<p class="content">解密：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
<li>
<span class="num">2</span>
<img src="img/1.png" />
<p class="content">解密：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
<li>
<span class="num">3</span>
<img src="img/1.png" />
<p class="content">解密：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
<li>
<span class="num">4</span>
<img src="img/1.png" />
<p class="content">解密：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
<li>
<span class="num">5</span>
<img src="img/1.png" />
<p class="content">解密：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
</ul>

<ul class="show">
<li>
<span class="num">1</span>
<img src="img/1.png" />
<p class="content">解：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
<li>
<span class="num">2</span>
<img src="img/1.png" />
<p class="content">解：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
<li>
<span class="num">3</span>
<img src="img/1.png" />
<p class="content">解：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
<li>
<span class="num">4</span>
<img src="img/1.png" />
<p class="content">解：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
<li>
<span class="num">5</span>
<img src="img/1.png" />
<p class="content">解：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
</ul>
<ul class="show">
<li>
<span class="num">1</span>
<img src="img/1.png" />
<p class="content">密：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
<li>
<span class="num">2</span>
<img src="img/1.png" />
<p class="content">密：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
<li>
<span class="num">3</span>
<img src="img/1.png" />
<p class="content">密：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
<li>
<span class="num">4</span>
<img src="img/1.png" />
<p class="content">密：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
<li>
<span class="num">5</span>
<img src="img/1.png" />
<p class="content">密：关于地球与人类的一千零一个问题</p>
<button class="btn">按钮</button>
</li>
</ul>
</div>

</div>

<script>
/*
搜狐列表的实现
* */
var oList = document.getElementById("titShow")
var oLi = oList.getElementsByTagName("li")
var oMain = document.getElementById("main")
var oUl = oMain.getElementsByTagName("ul")

for(var i = 0; i < oUl.length; i++) {
var aLi = oUl[i].getElementsByTagName("li")
for(var j = 0; j < aLi.length; j++) {
tab(aLi[j])
}
}

function tab(obj) {

obj.onmouseover = function() {
var oImg = this.getElementsByTagName("img")[0]
var oBtn = this.getElementsByTagName("button")[0]
oImg.style.display = "inline-block"
oBtn.style.display = "inline-block"
}
obj.onmouseout = function() {
var oImg = this.getElementsByTagName("img")[0]
var oBtn = this.getElementsByTagName("button")[0]
oImg.style.display = "none"
oBtn.style.display = "none"
}

}

oLi[0].className = "active"
oUl[0].style.display = "block"
for(var i = 0; i < oLi.length; i++) {
oLi[i].index = i
oLi[i].onclick = function() {
for(var i = 0; i < oLi.length; i++) {
oUl[i].style.display = "none"
oLi[i].className = ""
}

this.className = "active"
oUl[this.index].style.display = "block"
}
}
</script>
</body>

</html>

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