window.onerror = null;
var bName = navigator.appName;
var bVer = parseInt(navigator.appVersion);
var IE4 = (bName == "Microsoft Internet Explorer" && bVer >= 4);
var menuActive = 0;
var menuOn = 0;
var onLayer;
var timeOn = null;

function showLayer(layerName,aa){
	var x =document.getElementById(aa);
	var tt =findPosX(x);
	var ww =findPosY(x)+20;
//	alert(document.getElementById(layerName).style.zIndex);
//	document.getElementById('mod_top_holder').style.zIndex="-100";
//	alert(document.getElementById('browse_video_categories').style.zIndex);

	
	if (timeOn != null) {
		clearTimeout(timeOn);
		hideLayer(onLayer);
	}
	if (IE4) {
		var layers = eval('document.all["'+layerName+'"].style');
//		layers.left = tt;
		layers.zIndex = 9988;
		eval('document.all["'+layerName+'"].style.visibility="visible"');
	}
	else {
		if(document.getElementById){
			var elementRef = document.getElementById(layerName);
			if((elementRef.style)&& (elementRef.style.visibility!=null)){
				elementRef.style.visibility = 'visible';
				elementRef.style.left = tt;
				elementRef.style.top = ww;
			}
		}
	}
	onLayer = layerName
}

function hideLayer(layerName) {
	if (menuActive == 0) {
		if(document.getElementById) {
			var elementRef = document.getElementById(layerName);
			if((elementRef.style)&& (elementRef.style.visibility!=null)){
				elementRef.style.visibility = 'hidden';
			}
		}
	}
}

function btnTimer() {
	timeOn = setTimeout("btnOut()",600)
}

function btnOut(layerName){
	if (menuActive == 0){
		hideLayer(onLayer)
	}
}

var item;
function menuOver(itemName,ocolor){
	item=itemName;
//	itemName.style.backgroundColor = ocolor; //background color change on mouse over
	itemName.style.backgroundImage = 'url(/sites/vh1classic/img/header_footer/dropdown_bg_over.jpg)';
	clearTimeout(timeOn);
	menuActive = 1
}

function menuOut(itemName,ocolor){
	if(item)
//	itemName.style.backgroundColor = ocolor;
	itemName.style.backgroundImage = 'url(/sites/vh1classic/img/header_footer/dropdown_bg.jpg)';
	menuActive = 0
	timeOn = setTimeout("hideLayer(onLayer)", 100)
}

function findPosX(obj) {
	var curleft = 0;
	if (obj.offsetParent) {
		while (obj.offsetParent) {
			curleft += obj.offsetLeft;
//			alert(obj.offsetLeft);
			obj = obj.offsetParent;
		}
	}
	else if (obj.x)	curleft += obj.x;
	return curleft;
}

function findPosY(obj) {
	var curtop = 0;
	if (obj.offsetParent) {
		while (obj.offsetParent) {
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	}
	else if (obj.y)
	curtop += obj.y;
	return curtop;
}