$(function() {
	var menuOpenButton = $("#menuopenbutton");
	var menuCloseButton = $("#menuclosebutton");
	var menuOpened = $("#menuopened");
	var menuClosed = $("#menuclosed");

	var menuBg;
	if ($("*").is("#menu1bg")) {
		menuBg = $("#menu1bg");
	}
	else {
		menuBg = $("#menu2bg");
	}
	
	menuBg.css("opacity", "0.7");
	menuBg.height(menuOpened.height() + 10);
	menuBg.hide();	

	menuOpenButton.click(function () {		
		menuBg.slideDown(200);
		menuOpened.slideDown(200);
		menuClosed.hide();		
	});

	menuCloseButton.click(function() {
		menuClosed.show();
		menuBg.slideUp(100);
		menuOpened.slideUp(100);		
	});
});