fb connect+

    function login_redirect($user_id,$where=null,$is_new=null){


            $user=get_userdata ($user_id);

             wp_set_auth_cookie($user_id,true,false);
             do_action('wp_login', $user->user_login);

           if(!$where)
               $where=get_bloginfo('url');
           /*if(!$where)
                $where=self::get_redirect_url($where);
            */
            //we should not redirect in case of ajax?
           if($is_new)
               $redirect_url_filter=get_bloginfo('url') . "/members/".$user->user_login.'/profile/edit/';
           else
               $redirect_url_filter=get_bloginfo('url');

           wp_safe_redirect(apply_filters($redirect_url_filter,$where));
              exit(0);
    }