private void gestionJuntaDirectivaToolStripMenuItem_Click(object sender, EventArgs e)
        {
            if (formJunta == null)
            {
                formJunta             = new FormGestionJunta();
                formJunta.MdiParent   = this;
                formJunta.FormClosed += new FormClosedEventHandler(formJunta_FormClosed);

                formJunta.Show();
            }
            else
            {
                formJunta.Activate();
            }
        }
 private void formJunta_FormClosed(object sender, FormClosedEventArgs e)
 {
     formJunta = null;
 }