private void DIBDisplayerDlg_Load(object sender, EventArgs e)
        {
            // Set up acquisition combo box
            nCurrentAcquisition = 0;
            nCurDib             = 0;
            int nCount = TwainAPI.DTWAIN_GetNumAcquisitions(AcquireArray);

            for (int i = 1; i <= nCount; ++i)
            {
                this.cmbAcquisition.Items.Add(i.ToString());
            }
            this.cmbAcquisition.SelectedIndex = 0;

            // Display the bitmap
            DisplayTheDib();
        }