function hideSubMenu() {
		var getLists = document.getElementsByTagName('div');
		for ( i = 0; i < getLists.length; i++ ) {
			if ( getLists[i].className == 'subMenu' ) {
				getLists[i].style.display = 'none';
			}
		}
	}

	var closeMenu = 0;

	function closeSubMenu(howLong) {
		closeMenu = setTimeout(hideSubMenu, howLong);
	}		

	function cancelCloseSubMenu() {
		if ( closeMenu ) {
			window.clearTimeout(closeMenu);
			closeMenu = null;
		}
	}

	function showSubMenu(my) {
		cancelCloseSubMenu();
		var getLists = document.getElementsByTagName('div');
		var whichMenu = my.innerHTML.toLowerCase();
		for ( i = 0; i < getLists.length; i++ ) {
			if ( getLists[i].className == 'subMenu' ) {
				if ( getLists[i].id == 'subMenu_' + whichMenu ) {
					getLists[i].style.display = 'block';
				} else {
					getLists[i].style.display = 'none';
				}
			}
		}
	}