private void xlThem()
{
CNhaCC ncc = new CNhaCC(txtMa.Text, txtTen.Text, leKhuVuc.EditValue.ToString(), txtDiaChi.Text, txtMaSoThue.Text,
txtDienThoai.Text, txtFax.Text, txtEmail.Text, txtMobile.Text, txtWebsite.Text, txtNguoiLienHe.Text,
txtNickSkype.Text, txtTaiKhoan.Text, txtNganHang.Text,
(calcGioiHanNo.Text == "" ? 0 : float.Parse(calcGioiHanNo.Value.ToString())),
(calcChietKhau.Text == "" ? 0 : float.Parse(calcChietKhau.Value.ToString())),
checkConQL.Checked);
BUS_NhaCungCap.ThemNCC(ncc);
sendNCC?.Invoke();
Action.Module = "Nhà Cung Cấp";
Action.ActionName = "Thêm";
Action.Reference = txtMa.Text;
Action.LuuThongTin();
this.Close();
}