void GameTick(object sender, EventArgs e)
        {
            int s, l, n;

            s = myBoard.getScore();
            l = myBoard.getLevel();
            n = 410 - (l * 30);
            Timer.Interval = new TimeSpan(0, 0, 0, 0, n);

            Score.Content = "Score=" + myBoard.getScore().ToString("0000");
            Lines.Content = "Level=" + myBoard.getLevel().ToString("0000");

            myBoard.CurrTetriminoMoveDown();
            if (myBoard.getGameEnd())
            {
                GameEnd main = new GameEnd(s, l);
                App.Current.MainWindow = main;
                this.Close();
                main.Show();
                Timer.Stop();
            }
        }