/// <summary>
        /// 根据typeid查询商品信息的分布视图
        /// </summary>
        /// <param name="pageindex">当前页</param>
        /// <returns></returns>
        public ActionResult Show_typeid(int?pageindex, int?typeid)
        {
            ViewBag.GoodsPhoto = GoodsPhotoBll.SelectAllGoodsPhoto();
            List <GoodsTable> list = null;

            if (typeid == null)
            {
                list          = Session["Goods_typeid"] as List <GoodsTable>;
                ViewBag.count = Math.Ceiling(list.Count() / 12.0);
            }
            else
            {
                list = GoodsBll.SelectTypeidGoods(typeid ?? 0);
                if (list == null)
                {
                    ViewBag.isnull = true;
                    return(PartialView("Show", null));
                }
                else
                {
                    ViewBag.count = Math.Ceiling(list.Count() / 12.0);
                }
            }
            ViewBag.pageindex = pageindex;
            return(PartialView("Show", list.Skip(((pageindex ?? 1) - 1) * 12).Take(12).ToList()));
        }
 // GET: Goods
 public ActionResult GoodsIndex(int?tid_1, int?typeid_1, int?typeid_2, string txt = "")
 {
     //清空session数据
     Session.Remove("Goods");
     Session.Remove("Goods_tid");
     Session.Remove("Goods_typeid");
     //获得所有分类数据
     ViewBag.Type       = TypeTableBll.SelectAllType();
     ViewBag.GoodsPhoto = GoodsPhotoBll.SelectAllGoodsPhoto();
     if (tid_1 != null)
     {
         //根据tid查询
         Session["Goods_tid"] = GoodsBll.SelectTidGoods(tid_1 ?? 0);
         //ViewBag.tid = tid_1 ?? 0;
     }
     else if (typeid_1 != null)
     {
         //根据tiyeid查询
         Session["Goods_typeid"] = GoodsBll.SelectTypeidGoods(typeid_1 ?? 0);
     }
     else if (typeid_2 != null)
     {
         Session["Goods_typeid_2"] = GoodsBll.SelectType1Goods(typeid_2 ?? 0);
     }
     else
     {
         Session["Goods"] = GoodsBll.SelectAllGoods().Where(p => p.GoodsName.Contains(txt) && p.IsDelte == 0).OrderBy(p => p.GoodsHot).ToList();
     }
     return(View());
 }