Thanks for reply, Hector, is this your mean:
in xio module: class Xio_IndexController extends Zend_Controller_Action { public function listAction() { include '../../soap/controllers/IndexController.php'; $soap = new Soap_IndexController(); $kj = $soap->salam(); and in soap module: class Soap_IndexController extends Zend_Controller_Action { public function listAction() { include '../../soap/controllers/IndexController.php'; .. it didn't work..:( can't I use of action helpers? I can't find a good sample in www about my problem.. Regards, Shahrzad