/**
  * loadStaticSubNavigation
  * @param integer $intDepth
  * @author Thomas Schedler <*****@*****.**>   
  * @version 1.0
  */
 public function loadStaticSubNavigation($intDepth = 2)
 {
     try {
         $this->getModelFolders();
         $this->evaluateRootFolderId();
         $objNavigationTree = new NavigationTree();
         $objNavigationTree->setId($this->intRootFolderId);
         if ($this->intRootFolderId > 0) {
             $objSubNavigationData = $this->objModelFolders->loadWebsiteStaticSubNavigation($this->intRootFolderId, $intDepth);
             $intTreeId = 0;
             foreach ($objSubNavigationData as $objSubNavigationItem) {
                 if ($this->intRootFolderId == $objSubNavigationItem->idFolder) {
                     if (isset($objSubNavigationItem->isStartPage) && $objSubNavigationItem->isStartPage == 1) {
                         $objNavigationTree->setTitle($objSubNavigationItem->folderTitle);
                         $objNavigationTree->setUrl('/' . strtolower($objSubNavigationItem->languageCode) . '/' . $objSubNavigationItem->url);
                     } else {
                         if (isset($objSubNavigationItem->idWidgetInstance)) {
                             $objItem = new NavigationItem();
                             $objItem->setTitle($objSubNavigationItem->widgetInstanceTitle);
                             $objItem->setUrl('/' . strtolower($objSubNavigationItem->languageCode) . '/' . $objSubNavigationItem->url);
                             //TODO Set Url
                             $objItem->setId($objSubNavigationItem->idWidgetInstance);
                             $objItem->setParentId($objSubNavigationItem->idFolder);
                             $objItem->setOrder($objSubNavigationItem->widgetInstanceOrder);
                             $objItem->setItemId($objSubNavigationItem->idWidgetInstance);
                         } else {
                             if (isset($objSubNavigationItem->pageId)) {
                                 $objItem = new NavigationItem();
                                 $objItem->setTitle($objSubNavigationItem->pageTitle);
                                 $objItem->setUrl('/' . strtolower($objSubNavigationItem->languageCode) . '/' . $objSubNavigationItem->url);
                                 $objItem->setId($objSubNavigationItem->idPage);
                                 $objItem->setParentId($objSubNavigationItem->idFolder);
                                 $objItem->setOrder($objSubNavigationItem->pageOrder);
                                 $objItem->setItemId($objSubNavigationItem->idPage);
                             }
                         }
                         if (isset($objItem)) {
                             $objNavigationTree->addItem($objItem, 'item_' . $objItem->getId());
                         }
                     }
                 } else {
                     if ($intTreeId != $objSubNavigationItem->idFolder) {
                         /**
                          * add to parent tree
                          */
                         if (isset($objTree) && is_object($objTree) && $objTree instanceof NavigationTree) {
                             $objNavigationTree->addToParentTree($objTree, 'tree_' . $objTree->getId());
                         }
                         $objTree = new NavigationTree();
                         $objTree->setTitle($objSubNavigationItem->folderTitle);
                         $objTree->setId($objSubNavigationItem->idFolder);
                         $objTree->setParentId($objSubNavigationItem->parentId);
                         $objTree->setOrder($objSubNavigationItem->folderOrder);
                         $objTree->setItemId($objSubNavigationItem->folderId);
                         $intTreeId = $objSubNavigationItem->idFolder;
                     }
                     if ($objSubNavigationItem->pageId != null) {
                         if ($objSubNavigationItem->isStartPage == 1) {
                             $objTree->setUrl('/' . strtolower($objSubNavigationItem->languageCode) . '/' . $objSubNavigationItem->url);
                             //$objTree->setItemId($objSubNavigationItem->pageId);
                         } else {
                             $objItem = new NavigationItem();
                             $objItem->setTitle($objSubNavigationItem->pageTitle);
                             $objItem->setUrl('/' . strtolower($objSubNavigationItem->languageCode) . '/' . $objSubNavigationItem->url);
                             $objItem->setId($objSubNavigationItem->idPage);
                             $objItem->setParentId($objSubNavigationItem->idFolder);
                             $objItem->setOrder($objSubNavigationItem->pageOrder);
                             $objItem->setItemId($objSubNavigationItem->pageId);
                             $objTree->addItem($objItem, 'item_' . $objItem->getId());
                         }
                     }
                 }
             }
         }
         /**
          * add to parent tree
          */
         if (isset($objTree) && is_object($objTree) && $objTree instanceof NavigationTree) {
             $objNavigationTree->addToParentTree($objTree, 'tree_' . $objTree->getId());
         }
         $this->objSubNavigation = $objNavigationTree;
     } catch (Exception $exc) {
         $this->core->logger->err($exc);
     }
 }