String Format(Time time, bool seconds) {
	if(IsNull(time)) return String();
	String s = Format(Date(time));
	if(time.hour == 0 && time.minute == 0 && time.second == 0)
		return s;
	else
		return s + (seconds ? Format(" %02d:%02d:%02d", time.hour, time.minute, time.second)
	                        : Format(" %02d:%02d", time.hour, time.minute));
}