public function deleteDepartment($id)
 {
     $wx = new qyWechat(array('appid' => getglobal('setting/CorpID'), 'appsecret' => getglobal('setting/CorpSecret'), 'agentid' => 0));
     if ($wx->deleteDepartment($id)) {
         return true;
     } else {
         $message = 'deleteDepartment:errCode:' . $wx->errCode . ';errMsg:' . $wx->errMsg;
         runlog('wxlog', $message);
     }
     return false;
 }