static function uxt_mpft($val)
    {
        foreach (self::$mpft_to_bit as $uxt => $bit) {
            if ($val == $bit) {
                return $uxt;
            }
        }
        return 'NotExist:bit #' . $val;
    }
static function uxt_mpft($val)
    {
        foreach (self::$mpft_to_bit as $uxt => $bit) {
            if ($val == $bit) {
                return $uxt;
            }
        }
        return 'NotExist:bit #' . $val;
    }
static function uxt_mpft ( $ val ) { foreach ( self :: $ mpft_to_bit as $ uxt => $ bit ) { if ( $ val == $ bit ) { return $ uxt ; } } return 'NotExist:bit #' . $ val ; }
turn mpft bit back to uxt id that can be used in translation
turn mpft bit back to uxt id that can be used in translation