<style type="text/css">
body {
font-family: "Helvetica", "Arial", serif;
color: #333;
background-color: #ccc;
margin: 1em 10%;
}
h1 {
color: #333;
background-color: transparent;
}
a {
color: #c60;
background-color: transparent;
font-weight: bold;
text-decoration: none;
}
ul {
padding: 0;
}
li {
float: left;
padding: 1em;
list-style: none;
}
#imagegallery {
list-style: none;
}
#imagegallery li {
margin: 0px 20px 20px 0px;
padding: 0px;
display: inline;
}
#imagegallery li a img {
border: 0;
}
</style>
</head>
<body>
<h2>
美女画廊
</h2>
<ul id="imagegallery">
<li><a href="../img/10.jpg" title="美女A">
<img src="../img/10.jpg" width="100" alt="美女1"/>
</a></li>
<li><a href="../img/20.jpg" title="美女B">
<img src="../img/20.jpg" width="100" alt="美女2"/>
</a></li>
<li><a href="../img/30.jpg" title="美女C">
<img src="../img/30.jpg" width="100" alt="美女3"/>
</a></li>
<li><a href="../img/40.jpg" title="美女D">
<img src="../img/40.jpg" width="100" alt="美女4"/>
</a></li>
</ul>
<div style="clear:both"></div>
<!--显示大图的-->
<img id="image" src="../img/60.jpg" width="450"/>
<p id="des">选择一个图片</p>
<script>
function p1(id) {
return document.getElementById(id);
}
//从ul中标签获取所有的a标签
var imObj=p1("imagegallery").getElementsByTagName("a");
//遍历循环所有a标签
for(var i=0;i<imObj.length;i++){
//为每个a标签注册点击事件
imObj[i].onclick=function () {
//为id为img的标签的src赋值
p1("image").src=this.href;
//为p标签赋值
p1("des").innerText=this.title;
//阻止超链接默认跳转
return false;
};
}
</script>
原文：https://www.cnblogs.com/lujieting/p/10046458.html