private void LoadCategories()
        {
            var categoryList    = _categoryDal.GetCategories();
            var newCategoryList = _categoryDal.LatestCategories(3);

            rptCategories.DataSource = categoryList;
            rptCategories.DataBind();

            rptNewCategories.DataSource = newCategoryList;
            rptNewCategories.DataBind();
        }