protected function lookupElementsForNav($element_or_aspect)
    {
        $results = array();

        if (substr($element_or_aspect, 0, 1) == '@') {
            $elements = $this->ElementService->findAllWithAspect(substr($element_or_aspect, 1));
            foreach ( $elements as $element ) {
                $results[] = array('Name' => $element->Name, 'URI' => $element->Slug);
            }
        } else {
            // Assume it's an element slug
            $element = $this->ElementService->getBySlug($element_or_aspect);
            $results[] = array('Name' => $element->Name, 'URI' => $element->Slug);
        }

        return $results;
    }