public function getFormID()
    {
        if (empty($this->formID)) {
            foreach ($this->_xml->children('h', true)->head->children()->model->instance->children() as $element) {
                if (!empty($element->attributes()->id)) {
                    $this->formID = $element->attributes()->id->__toString();
                    break;
                }
            }
        }

        return $this->formID;
    }