感应鼠标的图片遮罩动画效果

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<title>感应鼠标的图片遮罩动画效果</title> 
<meta http-equiv="content-type" content="text/html;charset=gb2312"> 
<style type="text/css"> 
html, body, div,ul, li { 
margin: 0; 
padding: 0; 
} 
div.examples_body { 
width: 750px; 
margin: 0px auto; 
clear: both; 
overflow: hidden; 
} 
.bannerHolder { 
width: 726px; 
margin: 20px 0 15px 0; 
padding: 20px 10px 20px 10px; 
background-color: #f7f7f7; 
border: 1px solid #eee; 
overflow: hidden; 
-moz-border-radius:12px; 
-webkit-border-radius:12px; 
border-radius:12px; 
} 
.bannerHolder li { 
list-style: none; 
display: inline; 
} 
.banner { 
position: relative; 
width: 125px; 
height: 100px; 
overflow: hidden; 
float: left; 
display: inline; 
margin: 0 10px 
} 
.banner img { 
display: block; 
border: none; 
} 
.banner div { 
position: absolute; 
z-index: 100; 
background-color: #222; 
width: 60px; 
height: 60px; 
cursor: pointer; 
-moz-border-radius:100px; 
-webkit-border-radius:100px; 
border-radius:100px; 
} 
.banner .cornerTL { 
left:-63px; 
top:-63px; 
} 
.banner .cornerTR { 
right:-63px; 
top:-63px; 
} 
.banner .cornerBL { 
left:-63px; 
bottom:-63px; 
} 
.banner .cornerBR { 
right:-63px; 
bottom:-63px; 
} 
.banner p { 
display: none; 
left: 0; 
top: 57px; 
width: 100%; 
z-index: 200; 
position: absolute; 
font-family: Tahoma, Arial, Helvetica, sans-serif; 
color: #FFF; 
font-size: 11px; 
text-align: center; 
cursor: pointer; 
} 
</style> 
<script type="text/javascript" src="http://www.codefans.net/ajaxjs/jquery1.3.2.js"></script> 
<script type="text/javascript"> 
$(document).ready(function(){ 
$('.banner div').css('opacity',0.4); 
$('.banner').hover(function(){ 
var el = $(this); 
el.find('div').stop().animate({width:200,height:200},'slow',function(){ 
el.find('p').fadeIn('fast'); 
}); 
},function(){ 
var el = $(this); 
el.find('p').stop(true,true).hide(); 
el.find('div').stop().animate({width:60,height:60},'fast'); 
}).click(function(){ 
window.open($(this).find('a').attr('href')); 
}); 
}); 
</script> 
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如果左下角提示错误，刷新一下就可以了。
 
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<ul class="bannerHolder"> 
<li> 
<div class="banner"> 
如需引入外部Js需刷新才能执行]</div>

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