dropDownButton.removeFromMenu(cfg.dropDownButtonEntry);
	public void remove(JFrame window)	{		WindowConfig cfg = (WindowConfig) windows.get(window);		if (cfg == null) return;		windows.remove(window);		if (windows.size() == 0) clearMenus();		winSubMenu.remove(cfg.winSubMenuEntry);		dropDownButton.removeFromMenu(cfg.dropDownButtonEntry);	}