public function processSettingsAction()
 {
     $params = $this->_getParam('messaging');
     Messaging::settingsSetAutoAttach($params['autoAttach']);
     Messaging::settingsSetDefaultClinicalNote($params['defaultClinicalNote']);
     $ret = true;
     $json = Zend_Controller_Action_HelperBroker::getStaticHelper('json');
     $json->suppressExit = true;
     $json->direct($ret);
 }