function showTT(ref) {	
	var actuator = ref.id;
	var prefix = "tt"
	
	var tooltip = document.getElementById(prefix+actuator);
	tooltip.style.display = "block";
	
	setLyr(ref,prefix+actuator);
}

function hideTT(ref) {
	var actuator = ref.id;
	var prefix = "tt"
	var tooltip = document.getElementById(prefix+actuator);
	tooltip.style.display = "none";
}

function setLyr(obj,lyr) {
	var tooltipDiv = document.getElementById(lyr);
	
	var newX = findPosX(obj);
	var newY = findPosY(obj);
	
	var x = new getObj(lyr);
	
	//alert(tooltipDiv.scrollHeight);
	x.style.top = newY - tooltipDiv.scrollHeight - 157 + 'px';
	x.style.left = newX - 58 + 'px';
}

function findPosX(obj) {
	var curleft = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curleft += obj.offsetLeft
			//alert(curleft);
			obj = obj.offsetParent;
			//alert(obj.tagName + "." + obj.className + "=" +  obj.offsetLeft);
			if(obj.className=="PageWraper" && obj.offsetLeft!=0) {
				break;
			}
		}
	}
	else if (obj.x)
		curleft += obj.x;
		//alert(obj.tagName);
	return curleft;
}

function findPosY(obj) {
	var curtop = 0;
	var printstring = '';
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			printstring += ' element ' + obj.tagName + ' has ' + obj.offsetTop;
			//alert(obj.className);
			curtop += obj.offsetTop
			obj = obj.offsetParent;
			if(obj.className=="PageWraper" && obj.offsetLeft!=0) {
				break;
			}
			//alert(obj.tagName + "." + obj.className + "=" +  obj.offsetTop);
		}
	}
	else if (obj.y)
		curtop += obj.y;
	//window.status = printstring;
	return curtop;
}

function getObj(name) {
	if (document.getElementById)
	{
		this.obj = document.getElementById(name);
		this.style = document.getElementById(name).style;
	}
	else if (document.all)
	{
		this.obj = document.all[name];
		this.style = document.all[name].style;
	}
	else if (document.layers)
	{
		if (document.layers[name])
		{
		this.obj = document.layers[name];
		this.style = document.layers[name];
		}
		else
		{
		this.obj = document.layers.testP.layers[name];
		this.style = document.layers.testP.layers[name];
		}
	}
}