// JavaScript Document
var menuTimerID = 0;
var menuPrevID = '';

function showMenu(id)
{
	if (menuPrevID != '' && menuTimerID > 0)
	{
		clearTimeout(menuTimerID);
		objectID = "menu_" + menuPrevID;
		object = document.getElementById(objectID);
		if (object != null) object.style.display = "none";
	}

	objectID = "menu_" + id;
	object = document.getElementById(objectID);
	if (object != null) object.style.display = "block";
}

function hideMenu(id)
{
	objectID = "menu_" + id;
	if (object == null) return;
	object = document.getElementById(objectID);
	menuTimerID = setTimeout('object.style.display = "none"', 200);
	menuPrevID = id;
}