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("title");
    if(t==null || t.length==0) t="link:";
        el.removeAttribute("title");
        tooltip=CreateEl("span","tooltip");
        s=CreateEl("span","top");
        s.appendChild(document.createTextNode(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";
}