/*javascript for Bubble Tooltips by Alessandro Fulciniti
- http://pro.html.it - http://web-graphics.com */

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("a");
else links=document.getElementById(id).getElementsByTagName("a");

for(i=0;i<links.length;i++){
      Prepare(links[i]);
	//document.writeln(links[i] + " ");
	//alert(links[i]);
    }
	
	
}

function Prepare(el){
	
var tooltip,t,b,s,l,rel, display, tipstyle;
display="";



     rel=el.getAttribute("rel");

  

tipstyle =new String(rel);

if(tipstyle.match("tooltip")!=null) 
{
   if(el.childNodes.length>0) display = (el.firstChild.innerHTML);
     t=el.getAttribute("title");
     if(t==null || t.length==0) t="";
     el.removeAttribute("title");


switch(rel)
{
	case "tooltip":

      tooltip=CreateEl("span","tooltip");
      s=CreateEl("span","top");
      s.appendChild(document.createTextNode(t));
      tooltip.appendChild(s);
      b=CreateEl("b","bottom");
      l=display;
      if(l==null || l.length==0) l=el.getAttribute("href");
      if(l.length>40) l=l.substr(0,37)+"...";
	  
	  break;
	  
     case "tooltip2": 

      tooltip=CreateEl("span","tooltip2");
      s=CreateEl("span","top");
      s.appendChild(document.createTextNode(t));
      tooltip.appendChild(s);
      b=CreateEl("b","bottom");
      l=display;
      if(l.length>30) l=l.substr(0,27)+"...";
	  
	  default:
	 
	  
	  //get value of tooltip e.g 3,4,5,6...
	  //from now on, simple text with simple background
	  var tipname = rel.replace("tooltip","");
	//  alert(tipnumber);
	  //alert(tipnumber);
	  
	 // case "tooltip3": 
      tooltip=CreateEl("span","tooltip"+tipname);
      s=CreateEl("span","top");
      s.appendChild(document.createTextNode(t));
      tooltip.appendChild(s);
      b=CreateEl("b","bottom");
      l="";
   //   if(l.length>30) l=l.substr(0,27)+"...";
      
	  break;
	  
	  
	  
	 // default: return; break;
	 }




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 AddCss(){
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+10)+"px";
document.getElementById("btc").style.left=(posx-20)+"px";
}


//window.onload=function(){enableTooltips("williamsContainer");}