/*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;

	h=document.createElement("span");
	h.id="btc";
	h.setAttribute("id","btc");
	h.style.position="absolute";
	document.getElementById("CenterBody").appendChild(h);
	cnts=document.getElementById("content");
	links=cnts.getElementsByTagName("b");
	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="";

	el.removeAttribute("title");
	tooltip=CreateEl("span","tooltip");
	s=CreateEl("span","top");
	s.appendChild(document.createTextNode(t));
	tooltip.appendChild(s);
	b=CreateEl("span","bottom");
	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";
}