var TimeToFade = 1000.0;
var tmp = 0;
var url = null;

function showSubMenu(){
	var objMenu = this;

	var MenuCon = document.getElementById(objMenu.id + 'submenu');
	MenuCon.style.position = "absolute";
	MenuCon.style.width = 120;
	var possition = findPos(objMenu);
	MenuCon.style.left = possition[0] + 170;
	MenuCon.style.top = possition[1];
}

function hideMenu(){
	var MenuCon = document.getElementById("abc");
	MenuCon.style.left = -999;
	MenuCon.style.top = -999;
}


function findPos(obj){
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		do {
			curleft += obj.offsetLeft;
			curtop += obj.offsetTop;
		} while (obj = obj.offsetParent);
		return [curleft,curtop];
	}
	return [0,0];
}


function fade(eid){

	var element = document.getElementById(eid);
	if(element == null)
		return;

	if(element.FadeState == null){
		element.FadeState = -2;
	}
	tmp = !tmp;

	if(element.FadeState == 1 || element.FadeState == -1){
		element.FadeState = element.FadeState == 1 ? -1 : 1;
		element.FadeTimeLeft = TimeToFade - element.FadeTimeLeft;
	}else{
		element.FadeState = element.FadeState == 2 ? -1 : 1;
		element.FadeTimeLeft = TimeToFade;
		setTimeout("animateFade(" + new Date().getTime()
			+ ",'" + eid + "')", 60);
		
	}
}

function animateFade(lastTick, eid){

	var curTick = new Date().getTime();
	var elapsedTicks = curTick - lastTick;

	var element = document.getElementById(eid);

	if(element.FadeTimeLeft <= elapsedTicks){

		element.style.opacity = element.FadeState == 1 ? '1' : '0';
		element.style.filter = 'alpha(opacity = '
		+ (element.FadeState == 1 ? '100' : '0') + ')';
		element.FadeState = element.FadeState == 1 ? 2 : -2;
		if(tmp == 0)
			window.location = url;
		return;
	}

	element.FadeTimeLeft -= elapsedTicks;
	var newOpVal = element.FadeTimeLeft/TimeToFade;
	if(element.FadeState == 1)
		newOpVal = 1 - newOpVal;

	element.style.opacity = newOpVal;
	element.style.filter =
	'alpha(opacity = ' + (newOpVal*100) + ')';

	setTimeout("animateFade(" + curTick
		+ ",'" + eid + "')", 60);
}

function changeUrl(furl){
	url = furl;
	fade('fadeBlock');
}