// JavaScript Documentvar menuId;
var timer;
var menuId;
var old_browser;

if (/MSIE (\d+\.\d+);/.test(navigator.userAgent)){ //test for MSIE x.x;
	var ieversion=new Number(RegExp.$1) // capture x.x portion and store as a number
	if (ieversion<=6) {
		old_browser = true;
	} else {
		old_browser = false;	
	}
}

function showMenu(menu){
	
	if(menuId) {
		if(menuId != menu) {
			closeMenu();
		}
	}
	
	menuId = menu;
	
	if(timer) {
		window.clearTimeout(timer);
	}	
	
	if(old_browser) {
		$(menu).style.display = "block";	
	} else {
		$(menu).appear({ duration: 0.5 });
	}
}

function keepOpen(menu) {
	if(timer) {
		window.clearTimeout(timer);
	}
	document.getElementById(menu).style.display = "block";
	menuId = menu;	
}

function closeMenu() {
	if(document.getElementById(menuId)) {
		
		if(old_browser) {
			$(menuId).style.display="none";
		} else {
			$(menuId).fade({ duration: 0.2 });
		}		
	}
	menuId = null;
}

function hideItem(newMenu){
		timer = setTimeout(closeMenu, 100);
}