JMenuItem toggleItem = newJMenuItem(menuName);
JMenuItem toggleItem = newJMenuItem(menuName, menuName);
	private void addNavItem(final ActionMap map, JMenu navMenu, String menuName, String actionName, int keyEvent) {		JMenuItem toggleItem = newJMenuItem(menuName);		toggleItem.addActionListener(treeActionAdapter(map, actionName));			attachAccelaratorKey(toggleItem, keyEvent);		navMenu.add(toggleItem);	}