使用jquery实现鼠标滑过弹出更多相关信息层附源

<div class="demo"> 
    <ul id="Album"> 
    <li><a href="#" ><em></em><img src="images/2012/05/18/tiezhu18274938.jpg" /></a> 
       <div class="Album_info"><strong>孟祥义</strong><span>企业主</span><span><i>建筑 
</i><i>北京市</i></span></div> 
    </li> 
    ... 
   </ul> 
</div> 

.demo{width: 714px; margin:50px auto;} 
#Album li,#Album { list-style: none;} 
#Album{ position: relative; background: url(images/loader.gif) no-repeat center; height: 203px;} 
#Album li { float: left; margin:1px 1px 0px 0px; display: inline;} 
#Album li img { width: 50px; height: 50px;} 
#Album .album_big {float: right;} 
#Album .album_big span { width: 43px; height: 31px; background: url(images/you_s.png); position: 
absolute; right: 0px;bottom: 0px; margin: 0px; padding: 0px; text-indent: -999px; overflow: hidden;} 
.album_big img { width: 101px!important; height: 101px!important;} 
#Album .album_big a { width: 101px!important;height: 101px!important;} 
#Album li strong { display: block; color: #fff; font-size: 12px; line-height: 16px; 
padding: 0px 10px;margin-: 8px;white-space: nowrap;} 
#Album li span { display: block; color: #fff; font-size: 12px; line-height: 16px; 
padding: 0px 10px; margin-: 5px; white-space: nowrap;} 
#Album li a { position: absolute; z-index: 100; visibility: hidden;} 
#Album li a em{ width: 100%;position: absolute; : 0px; left: 0px; display: none; opacity: 0.5; 
filter: alpha(opacity=50); background: #000000;} 
#Album img { border: 0px; border: none;} 
#Album .Album_info { display: none; position: absolute; background: #4bae41; z-index:101; 
-moz-box-shadow: 0 0 10px #000000;-webkit-box-shadow: 0 0 10px #000000;box-shadow: 0 0 10px #000000;} 
#Album .Album_info i{ font-size: 12px; margin-right: 5px; font-style: normal; font-weight: normal;} 

<script type="text/javascript" src="js/jquery.js"></script> 
<script type="text/javascript" src="js/album.js"></script> 
<script>
Album.set('#Album');
</script>