public ActionResult ChangeAirCooler(cAirCooler airCooler, int?quantity, string image)
        {
            CRUDService.ServiceClient sr = new CRUDService.ServiceClient();
            PartsStock part = new PartsStock();

            if (quantity != null)
            {
                part.Quantity = (int)quantity;
            }
            else
            {
                part.Quantity = sr.getPart(airCooler.id).Quantity;
            }
            if (image != null && image != "")
            {
                part.Image = image;
            }
            else
            {
                part.Image = sr.getPart(airCooler.id).image;
            }
            bool done = sr.EditAirCooler(airCooler, part, airCooler.id);

            if (done)
            {
                return(this.Redirect(Url.Action("Complete", "EditProduct")));
            }
            else
            {
                return(this.Redirect(Url.Action("AirCooler", "EditProduct")));
            }
        }