public ActionResult SearchBy(FormCollection collection)
        {
            string svalue = collection["searchString"];
            string scat   = collection["searchBy"];

            switch (scat)
            {
            case "Title":
                return(View("~/Views/User/Books.cshtml", BookCRUD.TitleSearch(svalue)));

            case "Genre":
                return(View("~/Views/User/Books.cshtml", BookCRUD.GenreSearch(svalue)));

            case "Author":
                return(View("~/Views/User/Books.cshtml", BookCRUD.AuthorSearch(svalue)));

            case "Category":
                return(View("~/Views/User/Books.cshtml", BookCRUD.CategorySearch(svalue)));
            }
            return(View("~/Views/User/Books.cshtml"));
        }