javascript提示框，随着鼠标移动
原文发布时间为：2009-04-23 —— 来源于本人的百度文章 [由搬家工具导入]
<html><script type="text/javascript">
function enableTooltips(id){
var links,i,h;
if(!document.getElementById || !document.getElementsByTagName) return;
h=document.createElement("span");
h.id="btc";
h.setAttribute("id","btc");
h.style.position="absolute";
document.getElementsByTagName("body")[0].appendChild(h);
if(id==null) links=document.getElementsByTagName("a");
else links=document.getElementById(id).getElementsByTagName("a");
for(i=0;i<links.length;i++){
Prepare(links[i]);
}
}
function Prepare(el){
var tooltip,t,b,s,l;
t=el.getAttribute("message");
if(t==null || t.length==0) return ;
el.removeAttribute("message");
tooltip=CreateEl("span","tooltip");
s=CreateEl("span","top");
//s.appendChild(document.createTextNode(t)); 改动
s.innerHTML = t;
tooltip.appendChild(s);
//b=CreateEl("b","bottom");
l=el.getAttribute("href");
if(l.length>30) l=l.substr(0,27)+"...";
//b.appendChild(document.createTextNode(l));
//tooltip.appendChild(b);
setOpacity(tooltip);
el.tooltip=tooltip;
el.onmouseover=showTooltip;
el.onmouseout=hideTooltip;
el.onmousemove=Locate;
}
function showTooltip(e){
document.getElementById("btc").appendChild(this.tooltip);
Locate(e);
}
function hideTooltip(e){
var d=document.getElementById("btc");
if(d.childNodes.length>0) d.removeChild(d.firstChild);
}
function setOpacity(el){
el.style.filter="alpha(opacity:95)";
el.style.KHTMLOpacity="0.95";
el.style.MozOpacity="0.95";
el.style.opacity="0.95";
}
function CreateEl(t,c){
var x=document.createElement(t);
x.className=c;
x.style.display="block";
return(x);
}
function Locate(e){
var posx=0,posy=0;
if(e==null) e=window.event;
if(e.pageX || e.pageY){
posx=e.pageX; posy=e.pageY;
}
else if(e.clientX || e.clientY){
if(document.documentElement.scrollTop){
posx=e.clientX+document.documentElement.scrollLeft;
posy=e.clientY+document.documentElement.scrollTop;
}
else{
posx=e.clientX+document.body.scrollLeft;
posy=e.clientY+document.body.scrollTop;
}
}
document.getElementById("btc").style.top=(posy+10)+"px";
document.getElementById("btc").style.left=(posx-20)+"px";
}
</script>
<script type="text/javascript">
window.onload=function(){enableTooltips()};
</script>
<style type="text/css">
body{font: 76%/1.5 Arial,sans-serif;background: #FFF;color: #333}
div, span, table{able-layout: fixed; word-wrap:break-word;}
div#container{width: 500px;margin:0 auto;}
h1{color: #3CA3FF;margin: 1em 0 0;letter-spacing: -2px}
p{margin: 0 0 1.7em}
a{color: #F60;font-weight:bold}
a:hover{color: #F00}
.tooltip{
width: 200px; color:#000;
font:lighter 11px/1.3 Arial,sans-serif;
text-decoration:none;text-align:center}
.tooltip{
width: 200px; color:#000;
font:lighter 11px/1.3 Arial,sans-serif;
text-decoration:none;text-align:center}
.tooltip span.top{
text-align:left;
text-indent:1em;
padding: 30px 8px;
background: url(/upload/20080817171524699.gif) no-repeat top;
}
.tooltip b.bottom{padding:3px 8px 15px;color: #548912;
background: url(/upload/20080817171524699.gif) no-repeat bottom;
}
</style>
<div id="container">
<a href="j111.html" title="我是title" message="这年头，和尚庙的香火越烧越旺，求保佑、求发财、求治病,乃至求升官和求升学的人一窝蜂涌进庙门,<a href='#'>简直要把门槛</a>踏烂.不过这些见菩萨就烧香磕头的信徒中,到底知道佛门是怎么回事的，恐怕不多。今天，在下也来道个究竟。">狼跋其胡，载踬其尾。公孙硕肤，赤舄几几。
找到彻底解脱的办法就是一个死字，</a>
</div>
</html>
