public string ShowTwitterUserRelationWindow(string userID)
        {
            try
            {
                //Process authorization
                if (!ProcessAuthorization(HttpContext.Current))
                {
                    AccessDenied(HttpContext.Current);
                    return null;
                }
                TwitterDataProvider provider = new TwitterDataProvider(TwitterApiHelper.GetTwitterApiInfoForCurrentUser());
                TwitterUserInfo user = provider.LoadUserInfo(Convert.ToDecimal(userID));
                return GetTwitterUserInfoPage(user);

            }
            catch (Exception ex)
            {
                throw ProcessError(ex, "ShowTwitterUserRelationWindow");
            }
        }