[HttpPost]
        public ActionResult Index(Orders order, FormCollection formcollection)
        {
            OrderLines orderline = new OrderLines();
            OrderLineDetails orderlinedetail = new OrderLineDetails();
            order.OrderId = System.DateTime.Now.ToString("yyMMddHHmmssffff");
            orderline.OrderLineId = System.DateTime.Now.ToString("yyMMddHHmmssffff");
            orderlinedetail.OrderLineDetailId = System.DateTime.Now.ToString("yyMMddHHmmssffff");
            order.ShippingConsignee = Request.Form["consignee"].ToString();
            order.ShippingPostCode = Request.Form["postcode"].ToString();
            order.ShippingTel = Request.Form["tel"].ToString();
            order.ShippingMobile = Request.Form["mobile"].ToString();
            order.ShippingAddressInfo = Request.Form["address"].ToString();
            order.ShippingProvince = Request.Form["province"];
            order.ShippingCity = Request.Form["city"];
            order.ShippingDistrict = Request.Form["district"];
            order.ShippingMobile = Request.Form["mobile"].ToString();
            order.ShippingPostCode = Request.Form["postcode"].ToString();
            order.MemberEmail = Request.Form["email"];
            order.Remark = Request.Form["fq"] + ",";
            ViewData["oid"] = order.OrderId;
            ViewProductDetail product = datacontext.GetProduct(Request.Form["productid"]);
            orderline.Price = product.DetailPrice;
            orderline.OrderId = order.OrderId;
            orderlinedetail.OrderId = order.OrderId;
            orderlinedetail.OrderLineId = orderline.OrderLineId;
            orderlinedetail.ProductDetailCode = product.DetailCode;
            orderlinedetail.ProductDetailName = product.DetailName;
            orderlinedetail.Size = Request.Form["ringsize"];
            if (Request.Form["Message1"] != "")
            {
                order.Remark += Request.Form["Message1"];
            }
            order.OrderFrom = "工行商城";
            if (Request.Form["invoice_title"] != "")
            {
                order.InvoiceContent = Request.Form["invoice_title"];
            }
            UpdateModel(order);
            datacontext.Add(order);
            UpdateModel(orderline);
            datacontext.Add(orderline);
            UpdateModel(orderlinedetail);
            datacontext.Add(orderlinedetail);
            datacontext.Save();
            return RedirectToAction("Details", "Order", new { orderid = order.OrderId });
        }

 //添加订单
        public void Add(Orders order)
        {
            using (DavidnileDataContext datacontext = new DavidnileDataContext())
            {
                datacontext.Orders.InsertOnSubmit(order);
            }
        }
        //添加订单信息
        public void Add(OrderLines orderline)
        {
            using (DavidnileDataContext datacontext = new DavidnileDataContext())
            {
                datacontext.OrderLines.InsertOnSubmit(orderline);
            }
        }
        //添加详细订单信息
        public void Add(OrderLineDetails orderlinedetail)
        {
            using (DavidnileDataContext datacontext = new DavidnileDataContext())
            {
                datacontext.OrderLineDetails.InsertOnSubmit(orderlinedetail);
            }
        }

        //信息保存
        public void Save()
        {
            using (Davi