public ActionResult Feedback(ShoppingCartModel model)
 {
     if (!((string)Session["USERNAME"] == null))
     {
         if (model.updateFeedback((string)Session["USERID"], model.feedback))
         {
             ModelState.Clear();
             ViewBag.Message = "FeedBack Received! Thank You for your time!! :)";
         }
     }
     else
     {
         ViewBag.Message = "Please login to send feedback!!";
     }
     return(View());
 }