<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>轮播图</title>
<style type="text/css">
*{margin:0;padding: 0;}
#wrap{
500px;
height: 360px;
margin: 100px auto;
position: relative;
overflow: hidden;
over
}
#pic {
500px;
height: 360px;
position: relative;
}
#pic img{
display: block;
position: absolute;
top: 0px;
left: 0px;
}
#btn div{
30px;
height: 50px;
background: #999;
cursor: pointer;
font-size: 18px;
color: #FFF;
font-weight: bold;
font-family: "微软雅黑";
text-align: center;
line-height: 50px;
position: absolute;
top: 50%;
margin-top: -25px;
}
#left {
left: 0;
}
#right {
right: 0;
}
</style>
</head>
<body>
<div id="wrap">
<div id="pic">
<img src="img/1.jpg" style="display:block"/>
<img src="img/2.jpg" style="display:none" />
<img src="img/3.jpg" style="display:none"/>
<img src="img/4.jpg" style="display:none"/>
<img src="img/5.jpg" style="display:none"/>
</div>
<div id="btn">
<div id="left"><</div>
<div id="right">></div>
</div>
</div>
<script type="application/javascript">
var oImg = document.getElementById('pic').getElementsByTagName('img');
var oLeft = document.getElementById('left');
var oRight = document.getElementById('right');
var a=0 ;
//右边部分
oRight.onclick = function(){
//oImg[a].style.display = 'none';
var b=a;
var left = 500 ;
var timer = setInterval(function(){
left -=10;
if(left<=0){
left = 0;
clearInterval(timer);
}
oImg[a].style.left = left + 'px';
},13);
var left1 = 0 ;
var timer1 = setInterval(function(){
left1 -=10;
if(left1<=-500){
left1 = -500;
clearInterval(timer1);
}
oImg[b].style.left = left1 + 'px';
},13);
a++;
if(a>=oImg.length)
{a=0;}
oImg[a].style.display = 'block';
}
//左边部分
oLeft.onclick = function(){
var b=a;
var left = -500 ;
var timer = setInterval(function(){
left +=10;
if(left>=0){
left = 0;
clearInterval(timer);
}
oImg[a].style.left = left + 'px';
},13);
var left1 = 0 ;
var timer1 = setInterval(function(){
left1 +=10;
if(left1>=500){
left1 = 500;
clearInterval(timer1);
}
oImg[b].style.left = left1 + 'px';
},13);
a--;
if(a<0){
a = oImg.length-1;
}
oImg[a].style.display = 'block';
}
</script>
</body>
</html>