private void cbMaNV_SelectedIndexChanged(object sender, EventArgs e)
{
dl.MaNV = cbMaNV.SelectedValue.ToString();
txtTenNhanVien.DataBindings.Clear();
txtTenNhanVien.DataBindings.Add("Text", xldl.TenNV_PQ(dl), "TenNhanVien");
dl.MaNV = cbMaNV.Text;
dtgDanhSachQuyen.DataSource = xldl.MaNV_Search(dl);
Binding();
}
