public ActionResult Authenticate()
        {
            FacebookProfile facebookProfile = OAuthManager.GetAuthenticatedProfileForFacebook(Request);

            if (!string.IsNullOrEmpty(facebookProfile.id))
            {
                return(Content(facebookProfile.id + "<br/>" + facebookProfile.first_name + "<br/>" +
                               facebookProfile.last_name));
            }

            return(Content(""));
        }