<!doctype html public "-//w3c//dtd xhtml 1.0 transitional//en" "http://www.w3.org/tr/xhtml1/dtd/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="content-type" content="text/html; charset=utf-8" /> <title>无标题页</title> <script type="text/javascript" src="jquery-1.4.2.min.js" ></script> <script type="text/javascript"> function showtip(event,obj,message) { var xoffset = -10; // x distance from mouse var yoffset = 10; // y distance from mouse //obj.style.top = (event.clientx + yoffset)+"px"; //obj.style.left = (event.clienty + xoffset)+"px"; //获取元素width: $(obj).width(); //获取元素height：$(obj).height() //获取元素位置：$(obj).position().top和$(obj).offset().top $('body').append( '<div id="tipmessage">'+message+'</div>'); $('div#tipmessage').css("top", $(obj).position().top+$(obj).height() + "px").css("left", $(obj).position().left+"px").fadein("slow"); } function hidetip() { $("div#tipmessage").fadeout("slow").remove(); } </script> <style type="text/css"> #tipmessage { display:none; z-index:1000; border:1px solid #448833; position:absolute; background:#ffffff; max-width:200px; max-height:30px; padding:5px 10px; } </style> </head> <body> <a href="#" onmouseover="showtip(event,this,'欢迎访问')" onmouseout="hidetip()">tip</a> </body> </html>