void ImpossibleEntrySelected(object sender, PlayerIndexEventArgs e)
        {
            Impossible impDiff = new Impossible();

            GameScreen[] screensToLoad = new GameScreen[2];
            screensToLoad[0] = new BackgroundScreen(true, true);
            screensToLoad[1] = new ScoreAttackScreen(impDiff, e.PlayerIndex);

            LoadingScreen.Load(ScreenManager, true, e.PlayerIndex, screensToLoad);
        }
        void HardEntrySelected(object sender, PlayerIndexEventArgs e)
        {
            Hard hardDiff = new Hard();

            GameScreen[] screensToLoad = new GameScreen[2];
            screensToLoad[0] = new BackgroundScreen(true, true);
            screensToLoad[1] = new ScoreAttackScreen(hardDiff, e.PlayerIndex);

            LoadingScreen.Load(ScreenManager, true, e.PlayerIndex, screensToLoad);
        }