void loadTaiKhoanDadaGridView()
{
List <TaiKhoan> tkl = tk.layDanhSachTaiKhoanC();
List <NhanVien> nvl = nv.layDanhSachNhanVienC();
foreach (TaiKhoan i in tkl)
{
foreach (NhanVien n in nvl)
{
if (n.ID == i.maNV)
{
dgvAccount.Rows.Add(i.tenTK, i.matKhauTK, n.hoTen);
break;
}
}
}
}
