var $j = jQuery.noConflict();

var activeMenu = null;
var menuList = new Array();

function menuDisplay(n) {
	for (var i=0; i<menuList.length; i++) {
		$j('#subm' + menuList[i]).hide();
	}
	$j('#subm' + n).show();
}

function registerMenu(n, classes) {
	var regex = /active/;
	if (regex.test(classes)) activeMenu = n;
	menuList[menuList.length] = n;
}

function displayActiveMenu() {
	if (activeMenu) menuDisplay(activeMenu);
}