private void toolStripButtonRDV_Click(object sender, EventArgs e)
        {
            EcranPriseRendezVous monEcran;

            monEcran           = new EcranPriseRendezVous();
            monEcran.MdiParent = this;
            monEcran.Show();
        }
        private void priseDeRendezvousToolStripMenuItem_Click(object sender, EventArgs e)
        {
            EcranPriseRendezVous monEcran;

            monEcran           = new EcranPriseRendezVous();
            monEcran.MdiParent = this;
            monEcran.Show();
        }