static Updateable getUpdate(){
		switch(currentState){
		case CreateGameScreen:
			return myCreateGameScreen;
		case ExitGameDialog:
			return myExitGameDialog;
		case JoinGameScreen:
			return myJoinGameScreen;
		case MainMenu:
			return myMainMenu;
		case NetworkGameMenu:
			return myNetworkMenu;
		case NewGameMenu:
			return myNewGameMenu;
		case SettingsScreen:
			return mySettingsScreen;
		default:
			return null;
		}
	}