/**
  * Show online help
  */
 function showHelp()
 {
     global $ilHelp, $lng, $ilSetting;
     if ($_GET["help_screen_id"] != "") {
         ilSession::set("help_screen_id", $_GET["help_screen_id"]);
         $help_screen_id = $_GET["help_screen_id"];
     } else {
         $help_screen_id = ilSession::get("help_screen_id");
     }
     $this->resetCurrentPage();
     $id_arr = explode(".", $help_screen_id);
     include_once "./Services/Help/classes/class.ilHelpMapping.php";
     $help_arr = ilHelpMapping::getHelpSectionsForId($id_arr[0], $id_arr[1]);
     $hm = (int) $ilSetting->get("help_module");
     if ((OH_REF_ID > 0 || $hm > 0) && count($help_arr) > 0) {
         if (OH_REF_ID > 0) {
             $oh_lm_id = ilObject::_lookupObjId(OH_REF_ID);
         } else {
             include_once "./Services/Help/classes/class.ilObjHelpSettings.php";
             $oh_lm_id = ilObjHelpSettings::lookupModuleLmId($hm);
         }
         include_once "./Services/Accordion/classes/class.ilAccordionGUI.php";
         $acc = new ilAccordionGUI();
         $acc->setId("oh_acc");
         $acc->setBehaviour(ilAccordionGUI::FIRST_OPEN);
         foreach ($help_arr as $h_id) {
             include_once "./Modules/LearningModule/classes/class.ilLMObject.php";
             $st_id = $h_id;
             if (!ilLMObject::_exists($st_id)) {
                 continue;
             }
             $pages = ilLMObject::getPagesOfChapter($oh_lm_id, $st_id);
             include_once "./Services/UIComponent/GroupedList/classes/class.ilGroupedListGUI.php";
             $grp_list = new ilGroupedListGUI();
             foreach ($pages as $pg) {
                 $grp_list->addEntry(ilLMObject::_lookupTitle($pg["child"]), "#", "", "return il.Help.showPage(" . $pg["child"] . ");");
             }
             $acc->addItem(ilLMObject::_lookupTitle($st_id), $grp_list->getHTML());
         }
         $h_tpl = new ilTemplate("tpl.help.html", true, true, "Services/Help");
         $h_tpl->setVariable("HEAD", $lng->txt("help"));
         $h_tpl->setVariable("CONTENT", $acc->getHTML());
         $h_tpl->setVariable("CLOSE_IMG", ilUtil::img(ilUtil::getImagePath("icon_close2_s.png")));
         echo $h_tpl->get();
     }
     exit;
 }