function menu_hide(id)
		{
			var currentmenu = document.getElementById("menu" + id);
			currentmenu.style.display = 'none';
		}


		function menu_show(id){
			var currentmenu = document.getElementById("menu" + id);
			currentmenu.style.display = 'block';
		}



		function ShowSubmenu(id)
		{
			document.getElementById(id).style.display = 'block';
			document.getElementById(id).style.visibility = 'visible';
		}


  		function HideSubmenu(id)
  		{
  			document.getElementById(id).style.display = 'none';
			document.getElementById(id).style.visibility = 'hidden';
  		}

		function MenuOnClick(id)
		{
			if(eval(id))
			{
				eval(id+"=false;");
				HideSubmenu(id);
			}
			else
			{
				eval(id+"=true;");
				ShowSubmenu(id);
			}
		}