var currentMenu = null;
var allowDrop = false;

var	site_nav_array = new Array("erich", "film", "grossleinwand", "beteiligung", "news", "gaestebuch", "links", "kontakt");

var timeOn = null;
function hideMenu() {
	if(is.ns6 || is.ns7 || is.ie5 || is.ie6 || is.opera7) {
		var myMenu = document.getElementById(currentMenu);
		
		myMenu.style.visibility = "hidden";
	}
}

// Setup Layers and their positions
function site_nav_init(flag) {
	if(is.ns6 || is.ns7 || is.ie5 || is.ie6 || is.opera7) {
		
		if(flag == "sub") {
			for(x=0; x<site_nav_array.length; x++) {
				adjustTopPos(site_nav_array[x]);
			}
		}
		allowDrop = true;
	}
}

function adjustTopPos(menuItem) {
	var myMenu = document.getElementById(menuItem);
	currentTop = parseInt(myMenu.style.top);
	if(is.ie && is.mac && menuItem!="erich" && menuItem!="film" ) {
		myMenu.style.top = currentTop-62;
	} else {
		myMenu.style.top = currentTop-64;
	}
	currentLeft = parseInt(myMenu.style.left);
	myMenu.style.left = currentLeft-1;
}

function sub_nav_init(path) {
	if(is.ns6 || is.ns7 ||  is.ie5 || is.ie6 || is.opera7) {
		//drop_path = path;
		allowDrop = true;
	}
}

function showMenu(menuItem, myNav) {
if(allowDrop) {
	if(is.ns6 || is.ns7 || is.ie5 || is.ie6 || is.opera7)
	{
		if(!myNav) {
			myNav = "";
		}
		
		if(menuItem != currentMenu && currentMenu != null) {	// turn off current menu
			hideMenu();
		}
			var myMenu = document.getElementById(menuItem);
			myMenu.style.visibility = "visible";
			currentMenu = menuItem;
	}
}
}

function startTimer(time)
{
	if(time == null)
		time = 80;
	timeOn = setTimeout("hideMenu()",time);
}

function stopTimer()
{
	clearTimeout(timeOn);
}