if (is_object($helper->getModule())) {
    $pathModIcon16 = $helper->getModule()->getInfo('modicons16');
    $pathModIcon32 = $helper->getModule()->getInfo('modicons32');
    $GLOBALS['xoopsTpl']->assign('pathModIcon16', XOOPS_URL . '/modules/' . $moduleDirName . '/' . $pathModIcon16);
    $GLOBALS['xoopsTpl']->assign('pathModIcon32', $pathModIcon32);