var idIntervalMenu;
function showSubMenu(id){
	clearTimeout(idIntervalMenu);
	
	var menuItem = document.getElementById(id);
	var menuList = document.getElementById("topMenu");
	
	if(menuList){
		for(i = 0; i <menuList.getElementsByTagName("li").length; i++){
			if(menuList.getElementsByTagName("li")[i].className == "active"){
				menuList.getElementsByTagName("li")[i].className = "";
			}
			if(menuList.getElementsByTagName("li")[i].getElementsByTagName("ul")[0]){
				if(menuList.getElementsByTagName("li")[i].getElementsByTagName("ul")[0].className=="toplevel"){
					menuList.getElementsByTagName("li")[i].getElementsByTagName("ul")[0].style.display = "none";	
				}
			}
		}
	}
	
	if(menuItem){
		if(menuItem.className!="second_level_menu"){
			menuItem.className = "active";
		}
		menuItem.style.display= "block";
		if(menuItem.getElementsByTagName("ul")[0]){
			menuItem.getElementsByTagName("ul")[0].style.display = "block";
		}
	}	
}
function hideSubMenu(id){
	var menuItem = document.getElementById(id);
	
	if(menuItem){		
		idIntervalMenu = setTimeout(function(){
			clearTimeout(idIntervalMenu);
			menuItem.className = "";
			if(menuItem.getElementsByTagName("ul")[0]){
				menuItem.getElementsByTagName("ul")[0].style.display = "none";
			}
			
		}, 500);
	}
}
function hideSubMenu_new(id){
	
	menuItem = document.getElementById(id);
	if(menuItem){
		menuItem.style.display="none";
	}
}