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


function Prepare(el){
var tooltip,t,b,s,l,c;
t=el.getAttribute("title");
c=el.className;
if(t!=null && t.length>0 && c.indexOf('noToolTip') == -1) {
	el.removeAttribute("title");
	tooltip=CreateEl("span","tooltip");
	s=CreateEl("span","top");
	s.innerHTML = t;
  tooltip.style.paddingTop = "3px";
	//s.appendChild(document.createTextNode(t));
	tooltip.appendChild(s);
	b=CreateEl("b","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);
document.getElementById("btc").style.display = 'block';
}

function hideTooltip(e){
var d=document.getElementById("btc");
if(d.childNodes.length>0) d.removeChild(d.firstChild);
d.style.display = 'none';
}

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(){
return;
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,scrollX=0;
	if(e==null) e=window.event;
	if(e.pageX || e.pageY){
		scrollX = window.pageXOffset;
	    posx=e.pageX; posy=e.pageY;
    } else if(e.clientX || e.clientY){
		scrollX = document.documentElement.scrollLeft;
		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;
	       }
	}
	var tooltipWidth = 220;
	var sizes = sreenSize();
	var posXdiff = ( (sizes[0] - posx) > tooltipWidth ? 20 : tooltipWidth - (sizes[0] - posx) - scrollX);
	
	document.getElementById("btc").style.top=(posy+10)+"px";
	document.getElementById("btc").style.left=(posx - posXdiff)+"px";
}

function sreenSize() {
  var myWidth = 0, myHeight = 0;
  if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
    myWidth = window.innerWidth;
    myHeight = window.innerHeight;
  } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    myWidth = document.documentElement.clientWidth;
    myHeight = document.documentElement.clientHeight;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    myWidth = document.body.clientWidth;
    myHeight = document.body.clientHeight;
  }
  return new Array(myWidth,myHeight);
}