public string AddNewCategory(string categoryname)
        {
            string   id;
            Category category = new Category();

            category.Name        = categoryname;
            category.Description = categoryname.Replace(" ", "-").ToLower();
            category.Sorting     = 100;

            if (shopBL.AddNewCategory(categoryname, category))
            {
                return("titletaken");
            }
            id = category.Id.ToString();
            return(id);
        }