public static function toUtf( $sSting, $mLimitLength = null )
    {
        if ( !oxRegistry::getConfig()->getConfigParam( 'iUtfMode' ) ) {
            $sSting = iconv( 'ISO-8859-15', 'UTF-8', $sSting );
        }

        if ( is_integer( $mLimitLength ) and $mLimitLength > 0 ) {
            $sSting = mb_substr( $sSting, 0, $mLimitLength, 'UTF-8' );
        }

        return $sSting;
    }