public ActionResult Create(FormCollection collection)
 {
     // TODO: Add insert logic here
     if (ModelState.IsValid)
     {
         var cp = new QLGiaDangKyShop();
         // TODO: Add insert logic here
         cp.NgayTuanThangNam_ID = int.Parse(collection["NgayTuanThangNam_ID"]);
         cp.Gia = float.Parse(collection["Gia"]);
         cp.NgayTao = DateTime.Now;
         QLGDKSRes.Add(cp);
         QLGDKSRes.Save();
         return RedirectToAction("Index");
     }
     else
     {
         return View();
     }
 }
 public void Delete(QLGiaDangKyShop dm)
 {
     en.DeleteObject(dm);
 }
 public void Add(QLGiaDangKyShop dm)
 {
     en.AddObject("QLGiaDangKyShop", dm);
 }
 //
 // GET: /QLGiaDangKyShop/Create
 public ActionResult Create()
 {
     var cp = new QLGiaDangKyShop();
     ViewData["NgayThangNam"] = GiaModuleRes.FindAllngayTuanThangNam();
     return View(cp);
 }