var menu_images = new Array();
var menu_status = new Array();

function add_menu(name, img) {
	if (document.images) {
		menu_images[name + "-1"] = new Image();
		menu_images[name + "-1"].src = img;
		var roll_src = img.substring(0, img.lastIndexOf(".gif")) + "_over.gif";
		menu_images[name + "-2"] = new Image();
		menu_images[name + "-2"].src = roll_src;
	}
}

function add_status(name, status) {
	menu_status[name] = new String(status);
}

function roll_on(name) {
	document.images[name].src = menu_images[name + "-2"].src;
	if (menu_status[name] != null) {
		window.status = menu_status[name];
	}
}

function roll_off(name) {
	document.images[name].src = menu_images[name + "-1"].src;
	if (menu_status[name] != null) {
		window.status = defaultStatus;
	}
}