/**
  * @return CArrayList|null
  */
 private static function getCacheBiographys()
 {
     if (is_null(self::$_cacheBiographys)) {
         self::$_cacheBiographys = new CArrayList();
     }
     return self::$_cacheBiographys;
 }
 public function actionDelete()
 {
     $biography = CBiographyManager::getBiography(CRequest::getInt("id"));
     $biography->remove();
     $this->redirect("index.php?action=index");
 }