//-----------------------------------------------------------------------------
        //---------------------------------  Surlignage  ------------------------------
        //-----------------------------------------------------------------------------

        private void btnSurl_Click(object sender, EventArgs e)
        {
            logger.ConditionalDebug("btnSurl_Click");
            Button      theBtn = (Button)sender;
            Point       p      = theBtn.PointToScreen(((MouseEventArgs)e).Location); // Mouse position relative to the screen
            HilightForm hiForm = new HilightForm(inCF);

            p.Offset(-hiForm.Width, -(hiForm.Height / 2));
            hiForm.Location = p;
            if (hiForm.ShowDialog() == DialogResult.OK)
            {
                hilightSet        = hiForm.ResultCF.changeHilight;
                theHilightColor   = hiForm.ResultCF.hilightColor;
                btnSurl.BackColor = theHilightColor;
            }
            hiForm.Dispose();
            btnValider.Focus();
        }