/* Constructors */
        public NewGameDialog(SudokuForm sudokuForm)
        {
            InitializeComponent();

            _sudokuForm = sudokuForm;

            _lastPicture = picture9x9;
            _lastLabel = label9x9;
            _boardSize = 9;

            _difficulty = 1;
        }
        /* Constructors */

        public NewGameDialog(SudokuForm sudokuForm)
        {
            InitializeComponent();

            _sudokuForm = sudokuForm;

            _lastPicture = picture9x9;
            _lastLabel   = label9x9;
            _boardSize   = 9;

            _difficulty = 1;
        }