function enableTooltips(id){
var links,i,h;
if(!document.getElementById || !document.getElementsByTagName) return;
AddCss();
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("span");
else links=document.getElementById(id).getElementsByTagName("span");
for(i=0;i<links.length;i++){
    Prepare(links[i]);
    }
}

function Prepare(el){
var tooltip,t,b,s,l;
t=el.getAttribute("title");
el.removeAttribute("title");
tooltip=CreateEl("span","tooltip");
s=CreateEl("span","top");
s.appendChild(document.createTextNode(""));
s.innerHTML=t;
tooltip.appendChild(s);
b=CreateEl("b","bottom");
l = "";
//l=el.getAttribute("href");
//if(l.length>30) l=l.substr(0,27)+"...";
// If we wish to add the link, just include this line.. b.appendChild(document.createTextNode(l));
tooltip.appendChild(b);
setOpacity(tooltip);
el.tooltip=tooltip;
if(t==null || t.length==0)
{
// In-case the Title  is blank then do not show anything
}
else
{
el.onmouseover=showTooltip;
el.onmouseout=hideTooltip;
el.onmousemove=Locate;
}
}

function showTooltip(e){
document.getElementById("btc").appendChild(this.tooltip);
document.body.style.cursor='help';
Locate(e);
}

function hideTooltip(e){
document.body.style.cursor='default';
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 AddCss(){
/*
var viv = "<style> .tooltip{ width: 200px; color:#000; font:lighter 11px/1.3 Arial,sans-serif; text-decoration:none;text-align:center } ";
viv = viv + " .tooltip span.top{padding: 30px 8px 0;  background:  url(bt.gif) no-repeat top } "
viv = viv + " .tooltip b.bottom{padding:3px 8px 15px;color: #548912;     background:  url(bt.gif) no-repeat bottom } </style>"
*/
var l=CreateEl("link");
l.setAttribute("type","text/css");
l.setAttribute("rel","stylesheet");
l.setAttribute("href","bt.css");
l.setAttribute("media","screen"); 
document.getElementsByTagName("head")[0].appendChild(l);

}

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+5)+"px";
document.getElementById("btc").style.left=(posx-20)+"px";

}
window.onload=function(){enableTooltips()};