protected void Page_Load(object sender, EventArgs e)
        {
            // Boot out if not logged in.
            if (!User.Identity.IsAuthenticated)
            {
                FormsAuthentication.RedirectToLoginPage();
            }

            ArticleManager.Initialize();

            var articles = ArticleManager.GetArticleIdsAndTitltes();

            foreach (var article in articles)
            {
                articleList.Items.Add(
                    new ListItem(article.Title, article.Id.ToString()));
            }
        }