public function getElement($name)
    {
        if ($element = parent::getElement($name)) {
            return $element;
        } else {
            $subforms = $this->getSubForms();
            foreach($subforms as $subform) {
                if ($element = $subform->getElement($name)) {
                    return $element;
                }
            }
            return;
        }
    }