/**
  * Refresh Captcha Action
  */
 public function recreateCaptcha($data)
 {
     $result = array();
     $id = $data['id'];
     $key = $data['key'];
     $form = new SCFP_Form($id);
     $result['img'] = 'data:image/png;base64,' . $form->getCaptcha()->CreateImage($key);
     return $result;
 }