Помогите с выводом нового сообщения из БД

function mod_popup_usermenu($module_id){
 
        $inCore     = cmsCore::getInstance();
        $inDB       = cmsDatabase::getInstance();
        $inUser     = cmsUser::getInstance();
        $inUser->update();
        $user_id = $inUser->id;				
        if (!$inUser->id){ return false; }
 
        $cfg            = $inCore->loadModuleConfig($module_id);
 
        if (!isset($cfg['scroll'])) { $cfg['scroll'] = '100'; }
		if (!isset($cfg['speed'])) { $cfg['speed'] = '500'; }
		if (!isset($cfg['scroll_top'])) { $cfg['scroll_top'] = '300'; }
		if (!isset($cfg['showtotop'])){ $cfg['showtotop'] = 1; }
		if (!isset($cfg['speed_top'])) { $cfg['speed_top'] = '500'; }        
        $users_cfg      = $inCore->loadComponentConfig('users');
        $cfg['avatar']  = 1;
 
        if (!function_exists('usrBlog')){
        $inCore->includeFile('components/users/includes/usercore.php');}
 
        $newmsg     = cmsUser::isNewMessages($inUser->id);
        $blog       = usrBlog($inUser->id);
 
        $blog_href  = ($blog['id']) ? '/blogs/'.$blog['seolink'] : '/blogs/createblog.html';
 
 
/******* Здесь пытаюсь сделать запрос, получить результаты и назначить переменные ******/      	       	
 
       	$sql = "SELECT from_id, message FROM `cms_user_msg` WHERE `to_id` = $userid AND `is_new` = 1 ORDER BY `senddate` ASC ";
       $result = $inDB->query($sql);
 
      while($messages = $inDB->fetch_assoc($result)){
      $textmessage = $messages['message']; //текст последнего сообщени€
      $idkto = $messages['from_id']; // id от кого последнее сообщение
      }
 
 /************************* Конец запроса *******************************/
 
        $smarty = $inCore->initSmarty('modules', 'mod_popup_usermenu.tpl');
        $smarty->assign('nickname', $inUser->nickname);
        $smarty->assign('login', $inUser->login);
        $smarty->assign('id', $inUser->id);
        $smarty->assign('newmsg', $newmsg);
        $smarty->assign('is_can_add', $inCore->isUserCan('content/add'));
        $smarty->assign('is_admin', $inCore->userIsAdmin($inUser->id));
        $smarty->assign('is_editor', $inCore->userIsEditor($inUser->id));
        $smarty->assign('cfg', $cfg);
        $smarty->assign('blogid', $blog['id']);
        $smarty->assign('blog_href', $blog_href);
        $smarty->assign('users_cfg', $users_cfg);
        $smarty->assign('otstup', $cfg['scroll']);
        $smarty->assign('skorost', $cfg['speed']);
        $smarty->assign('showto', $cfg['showtotop']);
        $smarty->assign('otstup_button', $cfg['scroll_top']);
        $smarty->assign('speed_top', $cfg['speed_top']);  
        $smarty->assign('kto', $idkto);
        $smarty->assign('textmessage', $textmessage);
        $smarty->display('mod_popup_usermenu.tpl');
        return true;
	}