public ActionResult Index()
        {
            func func = new func();
            var  cs   = Session["customers"];

            if (cs == null)
            {
                return(RedirectToAction("LoginForm", "Admin"));
            }
            List <Product> lstpro = new List <Product>();

            lstpro             = func.getAllProducts();
            ViewBag.categoryID = new SelectList(func.getAllCategories(), "ID", "cateName");
            ViewBag.BrandID    = new SelectList(func.getAllBrands(), "ID", "brandName");
            return(View());
        }