public function navbar()
 {
     // Bit of a nameclash, Bootstrap calls the navbar the breadcrumb and
     // also have a sperate thing called navbar that sticks to the top of the page.
     $items = $this->page->navbar->get_items();
     foreach ($items as $item) {
         $item->hideicon = true;
         $links[] = $this->render($item);
     }
     return bootstrap::breadcrumb($links);
 }