public function searchParams()
	{
	    $rawQuery = isset($_POST['query'])?$_POST['query']:'';
        $this->returnJson(array(
	    	'url' => _url('search'),
	        'params' => array(
	            'query' => $rawQuery,
    	    	'rootNode' => $this->getRequestParameter('rootNode')
    	    ),
	        'filter' => array(),
	        'model' => array(
                OntologyRdfs::RDFS_LABEL => array(
                    'id' => OntologyRdfs::RDFS_LABEL,
                    'label' => __('Label'),
                    'sortable' => false
	            )
            ),
	        'result' => true
	    ));
	}