Fijate si esto te da alguna idea:
Código PHP:
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Documento sin título</title>
<style>
*{margin:0; padding:0}
#tip{ position:absolute; width:300px; height:30px; border:1px solid #000; background:#C93; font-family:Verdana, Geneva, sans-serif; font-size:10px; padding:5px; top:-1500px}
</style>
<script type="text/javascript">
var ns={};
function addEvent(obj,fun,type){
if(obj.addEventListener){
obj.addEventListener(type,fun,false);
}else if(obj.attachEvent){
var f=function(){
fun.call(obj,window.event);
}
obj.attachEvent('on'+type,f);
obj[fun.toString()+type]=f;
}else{
obj['on'+type]=fun;
}
}
function t(id){return document.getElementById(id);}
function showTip(e){
var x=e.clientX+(self.pageXOffset || (document.body.scrollLeft+document.documentElement.scrollLeft))+10;
var y=e.clientY+(self.pageYOffset || (document.body.scrollTop+document.documentElement.scrollTop))+10;
t('tip').style.top=y+'px';
t('tip').style.left=x+'px';
var obj=e.srcElement || e.target;
t('tip').innerHTML=ns[obj.id];
}
function hideTip(){
t('tip').style.top='-1500px';
}
function addTip(id,txt){
ns[id]=txt;
addEvent(t(id),showTip,'mousemove');
addEvent(t(id),hideTip,'mouseout');
}
addEvent(window,function(){
addTip('uno','ir a google');
addTip('dos','ir a foros del web');
},'load');
</script>
</head>
<body>
<div id="tip"></div>
<a id="uno" href="http://google.com">ejemplo 1</a><br />
<a id="dos" href="http://forosdelweb.com">ejemplo 2</a>
</body>
</html>