protected void CleanupForLogout(string cookieName, string cookieProtectionApp)
        {
            Guid tokenId = GetTokenIdFromCookie(cookieName, cookieProtectionApp);

            if (!Guid.Empty.Equals(tokenId))
            {
                using (IBGoodMusicRepository repo = new BGoodMusic.EFDAL.BGoodMusicDBContext())
                {
                    repo.RemoveUserInfoItem(tokenId);
                }
                RemoveCookie(cookieName);
            }
        }