var ns4 = document.layers;
var ns6 = document.getElementById && !document.all;
var ie4 = document.all;
offsetX = 0;
offsetY = 20;
var toolTipSTYLE="";
function initToolTips() {
	if(ns4||ns6||ie4) {
		if(ns4)
			toolTipSTYLE = document.toolTipLayer;
		else if(ns6) 
			toolTipSTYLE =  document.getElementById("toolTipLayer").style;
		else if(ie4) 
			toolTipSTYLE = document.all.toolTipLayer.style;
		if(ns4) 
			document.captureEvents(Event.MOUSEMOVE);
		else {
			toolTipSTYLE.visibility = "visible";
			toolTipSTYLE.display = "none";
		}
		document.onmousemove = moveToMouseLoc;
	}
}
function toolTip(msg, fg, bg) {
	if(toolTip.arguments.length < 1) {// hide 
		if(ns4) 
			toolTipSTYLE.visibility = "hidden";
		else 
			toolTipSTYLE.display = "none";
	}
	else {// show
		if(!fg) 
			fg = "#CC0000";
		if(!bg) 
			bg = "#FFFFFF";
		var content ='<table border="0" cellspacing="0" cellpadding="1" bgcolor="' +  fg + '"><td>' +'<table border="0" cellspacing="0" cellpadding="1" bgcolor="' +  bg + '"><td align="center" class="style7"><font face="sans-serif" color="'  + fg +'" >&nbsp;' + msg +'&nbsp;</font></td></table></td></table>';
		if(ns4) {
			toolTipSTYLE.document.write(content);
			toolTipSTYLE.document.close();
			toolTipSTYLE.visibility = "visible";
		}
		if(ns6) {
			document.getElementById("toolTipLayer").innerHTML = content;
			toolTipSTYLE.display='block'
		}
		if(ie4) {
			document.all("toolTipLayer").innerHTML=content;
			toolTipSTYLE.display='block'
		}
	}
}

function moveToMouseLoc(e) {
	if(ns4||ns6) {
		x = e.pageX;
		y = e.pageY;
	}
	else {
		x = event.x + document.body.scrollLeft;
		y = event.y + document.body.scrollTop;
	}
	toolTipSTYLE.left = x + offsetX;
	toolTipSTYLE.top = y + offsetY;
	return true;
}