// Tooltip functions

var timerID = 0;
var currentTooltip = new Array();
var currentType = new Array();
var tooltipDelay = 1000; //the number of milliseconds before the active tooltip disappears when rolled out
var startDelay = 500; //the number of milliseconds before the tooltip displays
var hvs;
var wvs;
var startTime = 0;
var z = 100;

function showTooltip(theTip,theLink,theType, offX, offY) {
	var plusX = (offX)? offX:0;
	var plusY = (offY)? offY:0;
	var offBot = -5;
	var offLeft = 0;
	var xName = "right";
	var yName = "bot";
	var myLink = document.getElementById(theLink);
	var myTip = document.getElementById(theTip);
	var mTipXY = findPos(myLink);
	var myTipTop = myLink.offsetTop;
	var myTipLeft = myLink.offsetLeft;
	var tipHeight = myTip.offsetHeight;
	var tipWidth = 255 //myTip.offsetWidth;	
	
	if( typeof( window.innerWidth ) == 'number' ) {
    		//Non-IE
    		hvs = window.innerHeight;
    		wvs = window.innerWidth;
  	} else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    		//IE 6+ in 'standards compliant mode'
    		hvs = document.documentElement.clientHeight;
    		wvs = document.documentElement.clientWidth;
  	}  
	
	if( (myTipTop + tipHeight) > hvs && myTipTop > (hvs/2)){
		offBot = tipHeight-10;		
		yName = "top"
	}
	if( (myTipLeft + tipWidth + 20) > wvs){
		offLeft = tipWidth+15;		
		xName = "left"
	}	
	myTip.style.position = "absolute";
	myTip.style.zIndex = z;
	myTip.style.top = myLink.offsetTop - offBot + plusY +"px";
	myTip.style.left = myLink.offsetLeft + myLink.offsetWidth  - offLeft + plusX + "px";
	clearTimeout(startTime);
	startTime  = 0;
	hideTooltip();	
	startTime  = setTimeout(function(){afterPause(myTip,theTip,theType)}, startDelay);
}

function afterPause(myTip,theTip,theType){
	trackEvent("toolTip",theType);
	resetTooltipTimer()
	clearTimeout(startTime);
	startTime  = 0;
	myTip.style.display = 'block';
	
	var l = currentTooltip.length
	currentTooltip[l]=theTip;
      	currentType[l]=theType;      	
      	z++;
}

function tooltipTimer(){
	resetTooltipTimer()
	clearTimeout(startTime);
	startTime  = 0;
	timerID  = setTimeout("hideTooltip()", tooltipDelay);
}

function hideTooltip() {
	for (var i=0;i<currentTooltip.length;i++) {		
		document.getElementById(currentTooltip[i]).style.display = 'none';		
	}
	currentTooltip = [];
      	currentType = [];
      	resetTooltipTimer();	
}

function resetTooltipTimer(){
	clearTimeout(timerID);
	timerID  = 0;
}
function jumpTo (jump) {
	window.location.hash = '#' + jump
}
function findPos(obj){
	var posX = obj.offsetLeft;
	var posY = obj.offsetTop;
	while(obj.offsetParent){
		posX+=obj.offsetParent.offsetLeft;
		posY+=obj.offsetParent.offsetTop;
		if(obj==document.getElementsByTagName('body')[0]){break}
		else{obj=obj.offsetParent;}
	}
	return [posX,posY]
}