public ActionResult RelatedProduct(int id)
        {
            var dao     = new CatalogUserDao();
            var catalog = dao.getCatalog(id);
            var typeId  = catalog.catalogtypeid;
            var brandId = catalog.catalogbrandid;
            var model   = dao.GetAllProductByType(typeId, brandId, id).Take(6);

            ViewBag.typeName    = typeId == 1 ? "điện thoại" : "laptop";
            ViewBag.catalogName = catalog.name;
            return(PartialView(model));
        }