private void editorSuppliersToolStripMenuItem_Click(object sender, EventArgs e)
 {
     if (FrmEditorSuppliers.IsDisposed)
     {
         FrmEditorSuppliers = new EditorSuppliersFrm();
         FrmEditorSuppliers.MdiParent = this;
         FrmEditorSuppliers.Show();
     }
     else
     {
         if (FrmEditorSuppliers.Visible)
         {
             FrmEditorSuppliers.WindowState = FormWindowState.Normal;
             FrmEditorSuppliers.Focus();
         }
         else
         {
             FrmEditorSuppliers.MdiParent = this;
             FrmEditorSuppliers.Show();
         }
     }
     FrmEditorSuppliers.Icon = MCls.MakeIcon(global::StoreAccount.Properties.Resources.editorSuppliers, 16, false);
 }