public function voteNews($minititolo)
 {
     if (parent::isLogged()) {
         $nickname = $this->username[0]->nickname;
         if (parent::resultCountQuery("SELECT COUNT(*) FROM {$this->prefix}voti WHERE minititolo='{$minititolo}' AND nickname='{$nickname}' AND tipo='news'") > 0) {
             return false;
         }
         $voti = parent::resultCountQuery("SELECT COUNT(*) FROM {$this->prefix}voti WHERE minititolo='{$minititolo}' AND tipo='news'");
         $voti = !$voti ? 1 : $voti + 1;
         $data = date('d-m-y');
         if (parent::query("INSERT INTO {$this->prefix}voti(minititolo, data, nickname, tipo) VALUES('{$minititolo}', '{$data}', '{$nickname}', 'news')") && parent::query("UPDATE {$this->prefix}news SET voti='{$voti}' WHERE minititolo='{$minititolo}' AND approvato='1'")) {
             return true;
         }
     }
     return false;
 }