public frmSupplier()
        {
            InitializeComponent();
            serviceDA = new AlmacenDisecWS.DBControllerWSClient();
            //txtCode.Enabled = false;
            // Bitmap img = new Bitmap(Application.StartupPath+@"\img\fondo.jpg");
            // this.BackgroundImage = img;
            // this.BackgroundImageLayout = ImageLayout.Stretch;
            txtCode.Enabled   = false;
            btnDelete.Enabled = false;

            listas.Add("Perú");
            listas.Add("Ecuador");
            listas2.Add("Lima");
            listas2.Add("Quitor");

            cboCountry.DataSource      = serviceDA.queryAllCountry();
            cboCountry.DisplayMember   = "name_country";
            cboCountry.ValueMember     = "id_country";
            cboCity.SelectedIndex      = -1;
            cboCountry.SelectedIndex   = -1;
            txtName.CharacterCasing    = CharacterCasing.Upper;
            txtEmail.CharacterCasing   = CharacterCasing.Upper;
            txtAddress.CharacterCasing = CharacterCasing.Upper;
        }