private void txtMalzemeNo_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter)
            {
                if (txtAdresNo.Text.Trim() == "")
                {
                    return;
                }

                txtAdresNo.Text = txtAdresNo.Text.ToUpper();

                Cursor.Current = Cursors.WaitCursor;

                try
                {
                    WS_Kontrol.ZKT_WM_WS_KONTROLSERVICE         srv  = new KoctasWM_Project.WS_Kontrol.ZKT_WM_WS_KONTROLSERVICE();
                    WS_Kontrol.ZKtWmWsCikisAdresKontrol         chk  = new KoctasWM_Project.WS_Kontrol.ZKtWmWsCikisAdresKontrol();
                    WS_Kontrol.ZKtWmWsCikisAdresKontrolResponse resp = new KoctasWM_Project.WS_Kontrol.ZKtWmWsCikisAdresKontrolResponse();
                    WS_Kontrol.ZktWmStok stok = new KoctasWM_Project.WS_Kontrol.ZktWmStok();

                    chk.IvLgpla = txtAdresNo.Text.ToString().Trim();

                    srv.Credentials = GlobalData.globalCr;
                    srv.Url         = Utility.getWsUrlForWM("zkt_wm_ws_kontrol");
                    resp            = srv.ZKtWmWsCikisAdresKontrol(chk);

                    if (resp.EsResponse[0].Msgty.ToString().ToUpper() == "S")
                    {
                        if (resp.EvLenvw.ToString().ToUpper() == "X")
                        {
                            lbl_PaletMalzemeNo.Text   = "Palet No:";
                            txtPaletMalzemeNo.Enabled = true;
                            Utility.selectText(txtPaletMalzemeNo);
                            ekranTipi = "palet";
                        }
                        else if (resp.EvLenvw.ToString().ToUpper() == "")
                        {
                            lbl_PaletMalzemeNo.Text   = "Malzeme No:";
                            txtPaletMalzemeNo.Enabled = true;
                            Utility.selectText(txtPaletMalzemeNo);
                            ekranTipi = "malzeme";
                        }
                        else
                        {
                            return;
                        }
                    }
                    else
                    {
                        MessageBox.Show(resp.EsResponse[0].Message.ToString(), "HATA");
                        Utility.selectText(txtAdresNo);
                    }
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message, "HATA");
                }
                finally
                {
                    Cursor.Current = Cursors.Default;
                }
            }
        }