private void consultRubriqueToolStripMenuItem_Click(object sender, EventArgs e)
 {
     if (lst == null || lst.IsDisposed)
     {
         lst           = new List_Of_Rubrique();
         lst.MdiParent = this;
         lst.idSoc     = idSociete;
         lst.Show();
     }
     else
     {
         lst.WindowState = FormWindowState.Maximized;
         lst.Activate();
     }
 }
 private void consultRubriqueToolStripMenuItem_Click(object sender, EventArgs e)
 {
     if (lst == null || lst.IsDisposed)
     {
         lst = new List_Of_Rubrique();
         lst.MdiParent = this;
         lst.idSoc = idSociete;
         lst.Show();
     }
     else
     {
         lst.WindowState = FormWindowState.Maximized;
         lst.Activate();
     }
 }