/**
  * show information screen
  */
 function infoScreenForward()
 {
     global $ilErr, $ilAccess;
     if (!$ilAccess->checkAccess("visible", "", $this->ref_id)) {
         $ilErr->raiseError($this->lng->txt("msg_no_perm_read"));
     }
     include_once "./Services/InfoScreen/classes/class.ilInfoScreenGUI.php";
     $info = new ilInfoScreenGUI($this);
     $info->enablePrivateNotes();
     // standard meta data
     $info->addMetaDataSections($this->object->getId(), 0, $this->object->getType());
     $this->ctrl->forwardCommand($info);
 }