css|鼠标
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GB2312" />
<meta name="Author" content="Aultoale" />
<style type="text/CSS">
body {font:normal 12px Verdana}
a#tip {position:relative;left:75px; font-weight:bold;}
a#tip:link,a#tip:hover {text-decoration:none;color:#000;display:block}
a#tip span {display:none;text-decoration:none;}
a#tip:visited {color:#000;text-decoration:underline;}
a#tip:hover #tip_info {display:block;border:1px solid #F96;background:#FFEFEF;padding:10px 20px;position:absolute;top:0px;left:90px;color:#009933}
</style>
</head>
<body>
<a id="tip" href="#">
移到这里试试!
<span id="tip_info">这里是提示信息!</span>
</a>
</body>
</html>