public function onBeforeWrite()
 {
     parent::onBeforeWrite();
     if (!$this->ResizeWidth) {
         $this->ResizeWidth = self::$default_width;
     }
     if (!$this->ResizeHeight) {
         $this->ResizeHeight = self::$default_height;
     }
 }
 public function onBeforeWrite()
 {
     parent::onBeforeWrite();
     $newID = 0;
     if (isset($_REQUEST['NewPage'])) {
         $newID = (int) $_REQUEST['NewPage'];
     } elseif (isset($_REQUEST['ContentModule'][$this->ID]['NewPage'])) {
         $newID = (int) $_REQUEST['ContentModule'][$this->ID]['NewPage'];
     }
     if ($newID) {
         $this->Pages()->add($newID);
         $this->NewPage = 0;
     }
 }