protected function _fixAccountNumber($debitInfo)
    {
        $oStr = getStr();

        if ($oStr->strlen($debitInfo['lsktonr']) < 10) {
            $sNewNum = str_repeat(
                '0',
                10 - $oStr->strlen($debitInfo['lsktonr'])
            ) . $debitInfo['lsktonr'];
            $debitInfo['lsktonr'] = $sNewNum;
        }

        return $debitInfo;
    }