今天给大家分享一下js如何实现网页换肤功能，相信大部分人都还不怎么了解，因此分享这篇文章给大家参考一下，希望大家阅读完这篇文章后大有收获，下面让我们一起去了解一下吧！
HTML代码
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title></title>
<link id="changelink" rel="stylesheet" href="css/default.css" rel="external nofollow" />
</head>
<body>
<script>
var csslink = document.getElementById("changelink");
//初始化
loadtheme();
function changetheme(color){
csslink.href = "css/"+color+".css";
//保存到cookies
document.cookie="theme="+color;
}
function loadtheme(){
//从cookies读取
var themevalue=document.cookie.split(";")[0].split("=")[1];
if(themevalue==null){
csslink.href = "css/default.css";
}else{
csslink.href = "css/"+themevalue+".css";
}
}
</script>
<button onclick="changetheme('default')">默认</button>
<button onclick="changetheme('red')">红色</button>
<button onclick="changetheme('green')">绿色</button>
</body>
</html>CSS文件
default.css
body{
background: #ffffff;
}red.css
body{
background: #ff0000;
}green.css
body{
background: #008000;
}
