功能：鼠标点击不同的2个input进行换肤（切换样式表）
事件：onclick
属性：样式表link里的href
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<title>Examples</title>
<meta name="description" content="">
<meta name="keywords" content="">
<link id="l1" href="css1.css" rel="stylesheet" type="text/css"
charset="UTF-8">
</head>
<body>
<input id="input1" type="button" value="皮肤1" />
<input id="input2" type="button" value="皮肤2" />
<script src="js1.js"> </script>
</body>
</html>
////////////////css1
body{background: pink;}
#input1{
background:pink;
width:200px;
height:100px;
border:1px yellow solid;
}
#input2{
background:green;
width:200px;
height:100px;
border:1px yellow solid;
}
/////////////////css2
body{background: green;}
#input1{
background:pink;
width:100px;
height:50px;
border:1px blue solid;
}
#input2{
background:green;
width:100px;
height:50px;
border:1px blue solid;
}
//////////////////js
var input1=document.getElementById("input1");
var input2=document.getElementById("input2");
input1.onclick=function (){
var oL=document.getElementById("l1");
oL.href="css1.css";
};
input2.onclick=function (){
var oL=document.getElementById("l1");
oL.href="css2.css";
};
原文地址：https://www.cnblogs.com/luxiaoli/p/8503459.html