/**
  * Prepare all request parameters for the search adapter
  *
  * @return array
  */
 protected function _collectParams()
 {
     $params = parent::_collectParams();
     if (Mage::app()->getRequest()->getModuleName() == 'catalog') {
         if (!Mage::app()->getRequest()->getParam('advisorStatus')) {
             $params = array_merge($params, $this->getCurrentFactFinderCategoryPath());
         }
         $params['navigation'] = 'true';
     }
     return $params;
 }