jquery渐变下拉菜单改进版

<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js" type="text/javascript"></script>
<script type="text/javascript">
$(function(){
 $("#rss").hover(function(){if(!$(this).children("#rss ul").is(":animated")){$(this).children("#rss ul").slideDown("800");}},function(){$(this).children("#rss ul").slideUp("400");});//willin
})
</script>
 

<div id="rss"><a href="http://blog.jb200.com" rel="nofollow" title="订阅我的博客" target="_blank">订阅我的博客</a>
<ul>
<li><a href="http://fusion.google.com/add?feedurl=http://blog.jb200.com" target="_blank" rel="nofollow" title="Google订阅">Google订阅</a></li>
<li><a href="http://www.xianguo.com/subscribe.php?url=http://blog.jb200.com" target="_blank" rel="nofollow" title="订阅到鲜果">鲜果订阅</a></li>
<li><a href="http://www.zhuaxia.com/add_channel.php?url=http://blog.jb200.com" target="_blank" rel="nofollow" title="订阅到抓虾">抓虾订阅</a></li>
<li><a href="http://reader.youdao.com/b.do?keyfrom=feedsky&amp;url=http://blog.jb200.com" target="_blank" rel="nofollow" title="订阅到有道">有道订阅</a></li>
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<li><a href="http://www.feedsky.com/msub_wr.html?burl=zwwooooo" target="_blank" rel="nofollow" title="邮件订阅">邮件订阅</a></li>
<li><a href="http://blog.jb200.com" target="_blank" rel="RSS" title="更多方式">更多方式 &raquo;</a></li>
</ul>
</div>
 

#rss{
position:relative;
z-index:10;
float:left;
margin:0;
padding:0;
width:20px;
height:20px;
}

#rss ul{
position:absolute;
display:none;
z-index:9999;
top:0;
right:0;
text-align:center;
background:#fff;
width:120px;
padding:15px;
border:1px solid #ccc;
}

#rss ul li{
list-style:none;
border-bottom:1px solid #f2f2f2;
padding:3px 0;
}