/**
  * Constructor
  *
  * @access	public
  */
 function ilObjDlBookGUI($a_data, $a_id = 0, $a_call_by_reference = true, $a_prepare_output = true)
 {
     $this->type = "dbk";
     parent::ilObjContentObjectGUI($a_data, $a_id, $a_call_by_reference, $a_prepare_output);
     # BETTER DO IT HERE THAN IN PARENT CLASS ( PROBLEMS FOR import, create)
     $this->assignObject();
     // SAME REASON
     if ($a_id != 0) {
         $this->lm_tree =& $this->object->getLMTree();
     }
 }
 /**
  * Constructor
  * @access	public
  */
 function ilObjLearningModuleGUI($a_data, $a_id = 0, $a_call_by_reference = true, $a_prepare_output = true)
 {
     $this->type = "lm";
     parent::ilObjContentObjectGUI($a_data, $a_id, $a_call_by_reference, $a_prepare_output);
     # BETTER DO IT HERE THAN IN PARENT CLASS ( PROBLEMS FOR import, create)
     $this->assignObject();
     // SAME REASON
     if ($a_id != 0) {
         $this->lm_tree =& $this->object->getLMTree();
     }
     /*
     global $ilias, $tpl, $lng, $objDefinition;
     
     $this->ilias =& $ilias;
     $this->tpl =& $tpl;
     $this->lng =& $lng;
     $this->objDefinition =& $objDefinition;
     $this->lm_tree =& $a_tree;
     */
     //$this->read(); todo
 }