原生JavaScript实现换肤
原理
通过点击事件，获取点击的的图片的信息，在HTML背景图片的路径改变
css样式
<style>
body{
margin:0;
padding:0;
background:url(img/1.jpg) no-repeat;
background-size:100% 100%;
}
#box{
width:100%;
height:130px;
background:#999999;
}
#box ul{
margin:0;
padding:0;
list-style:none;
}
#box ul li li,#box ul li img{
width:180px;
height:120px;
float:left;
margin:5px 60px;
}
</style>
HTML源码
<body id="Body">
<div id="box">
<ul>
<li><img src="img/1.jpg" /></li>
<li><img src="img/2.jpg" /></li>
<li><img src="img/3.jpg" /></li>
<li><img src="img/4.jpg" /></li>
<li><img src="img/5.jpg" /></li>
</ul>
</div>
</body>
JavaScript源码
<script>
var oBody=document.getElementById('Body');
var oImg=document.getElementsByTagName('img');
for(var i=0;i<oImg.length;i++)
{
var oImgA=oImg[i];
oImgA.index=i+1;
oImgA.οnclick=function(){
//console.log(this);
oBody.style.background='url(img/'+this.index+'.jpg) no-repeat';
oBody.style.backgroundSize='100% 100%';
};
}
</script>
效果图
点击切换
源码
<!DOCTYPE>
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>换肤</title>
<style>
body{
margin:0;
padding:0;
background:url(img/1.jpg) no-repeat;
background-size:100% 100%;
}
#box{
width:100%;
height:130px;
background:#999999;
}
#box ul{
margin:0;
padding:0;
list-style:none;
}
#box ul li li,#box ul li img{
width:180px;
height:120px;
float:left;
margin:5px 60px;
}
</style>
</head>
<body id="Body">
<div id="box">
<ul>
<li><img src="img/1.jpg" /></li>
<li><img src="img/2.jpg" /></li>
<li><img src="img/3.jpg" /></li>
<li><img src="img/4.jpg" /></li>
<li><img src="img/5.jpg" /></li>
</ul>
</div>
</body>
</html>
<script>
var oBody=document.getElementById('Body');
var oImg=document.getElementsByTagName('img');
for(var i=0;i<oImg.length;i++)
{
var oImgA=oImg[i];
oImgA.index=i+1;
oImgA.onclick=function(){
//console.log(this);
oBody.style.background='url(img/'+this.index+'.jpg) no-repeat';
oBody.style.backgroundSize='100% 100%';
};
}
</script>
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