/**
  * Save all titles of chapters/scos/pages
  */
 function saveAllTemplateTitles($a_succ_mess = true)
 {
     global $ilCtrl, $lng;
     if (is_array($_POST["title"])) {
         include_once "./Services/Skill/classes/class.ilSkillTreeNodeFactory.php";
         foreach ($_POST["title"] as $id => $title) {
             $node_obj = ilSkillTreeNodeFactory::getInstance($id);
             if (is_object($node_obj)) {
                 // update title
                 ilSkillTreeNode::_writeTitle($id, ilUtil::stripSlashes($title));
             }
         }
         if ($a_succ_mess) {
             ilUtil::sendSuccess($lng->txt("msg_obj_modified"), true);
         }
     }
     $ilCtrl->redirect($this, "editSkillTemplates");
 }