private void BTN_CD_Click(object sender, EventArgs e)
 {
     Form_GestionCDAudio f = new Form_GestionCDAudio();
     f.ShowDialog();
 }
        private void BTN_CD_Click(object sender, EventArgs e)
        {
            Form_GestionCDAudio f = new Form_GestionCDAudio();

            f.ShowDialog();
        }