谷歌主页动画效果——利用视距暂留原理

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>谷歌主页动画</title>
<style type="text/css">
.animate{
    height:156px;
    width:97px;
    background:url(http://images.cnblogs.com/cnblogs_com/siqi/429485/o_gumby11-gumby.jpg) no-repeat;
    background-position:-15581px center;
}
</style>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.4/jquery.min.js"></script>
<script type="text/javascript">
$(document).ready(function(e) {
    var offset = -15678;
    var timer = setInterval(function(){
        offset+=98;
        $("#animate").css({'background-position':offset + 'px center'});
        if(offset>0){
            clearInterval(timer);
        }
    },50);
});
</script>
</head>
<body>
    <div id="animate" class="animate"></div>
</body>
</html>
效果图：