CSS做一个超链接的陷下效果

代码如下：

style>
A:link,A:visited ,A:active {TEXT-DECORATION: none}
A:hover {text-decoration : none; position : relative; top : 1px; left : 1px}
/style>

A HREF="http://homepage.yesky.com/">把鼠标放上来看看效果---/A>
A HREF="http://homepage.yesky.com/">这里是天极网页陶吧/A>script language="a href="javascripthttp://www.knowsky.com/article.asp?typeid=36">javascript/a>">
var now = new Date();
document.write("img src=''http://counter.yesky.com/counter.shtml?CID=54197AID=-1refer="+escape(document.referrer)+"rand="+ now.getTime()  + "cur="+escape(document.URL)+"'' border=''0'' alt='''' width=''0'' height=''0''>");
/script>
noscript>
img src="http://counter.yesky.com/counter.shtml?CID=54197AID=-1refer=noscriptcountercur=noscriptcounter" border=''0'' width=''0'' height=''0''/>
/noscript>