window.addEvent('domready', function() {

	var navHeader = $$('a.navHeader');
	var navMenu = $$('ul.navMenu');
	
	var accordionMenu = new Accordion( navHeader, navMenu,
						 {	opacity:false
						 });
	
	
	if (typeof displayNumber == "undefined") { displayNumber = 0; }
	accordionMenu.display(displayNumber);
	
});