public JsonResult ApproveProduct(int id)
        {
            var ret = "";

            try
            {
                pp.ApproveProduct(id);
                ret = "Approved";
            }
            catch (Exception ex)
            {
                ret = ViewBag.error = "Product Approval Failed !!!" + ex;
                //return Json(ViewBag.error, JsonRequestBehavior.AllowGet);
            }
            return(Json(ret, JsonRequestBehavior.AllowGet));
        }