public void DoCompMove(bool thinkAboutIt)
    {
        Best compMove;

        if (thinkAboutIt)
        {
            compMove = t.ChooseMove(TicTacToe.COMPUTER);
        }
        else
        {
            compMove = new Best(0, gameNum % 3, gameNum / 3);
            gameNum  = (gameNum + 1) % 9;
        }

        MessageBox.Show(" ROW = " + compMove.row +
                        " COL = " + compMove.column);

        squares[compMove.row, compMove.column].Text    = computerSide;
        squares[compMove.row, compMove.column].Enabled = true;
        t.PlayMove(TicTacToe.COMPUTER, compMove.row, compMove.column);
    }