public ActionResult Product(int page) { User user = (User)Session["User"]; ShopManager shopMgr = new ShopManager(user); int total=0; int pageSize = 30; if (page <= 0) { page = 1; } List<BProduct> products = shopMgr.GetBProducts(0,page,pageSize,out total); ViewBag.total=total; ViewBag.pageSize = pageSize; ViewBag.page = page; return View(products); }