<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
*{
margin: 0;
padding: 0;
list-style: none;
}
#wrap {
590px;
height: 340px;
position: relative;
overflow: hidden;
margin: 100px auto;
border: #333 2px solid;
}
#wrap ol{
position: absolute;
left: 50%;
bottom: 10px;
margin-left: -70px;
}
#wrap ol li{
30px;
height: 30px;
background: #ccc;
float: left;
margin-right: 5px;
border-radius: 50%;
}
#wrap ul {
position: absolute;
height: 340px;
}
#wrap ul li{
590px;
height: 340px;
}
#wrap ol li.active{
background: red;
}
</style>
<script src="jquery.min.js"></script>
<script>
$(function(){
var aBtn = $('#wrap ol li');
var oUl = $('#wrap ul');
aBtn.hover(function(){
aBtn.removeClass('active');
$(this).addClass('active');
oUl.stop().animate({top:-340*$(this).index()});
});
});
</script>
</head>
<body>
<div id="wrap">
<ul>
<li><img src="img/s1.jpg" alt=""/></li>
<li><img src="img/s2.jpg" alt=""/></li>
<li><img src="img/s3.jpg" alt=""/></li>
<li><img src="img/s4.jpg" alt=""/></li>
</ul>
<ol>
<li class="active"></li>
<li></li>
<li></li>
<li></li>
</ol>
</div>
</body>
</html>