Epoch functions

long EpochYears = DateDiff(DateInterval.Year, System.DateTime.MinValue, Today);
long EpochQuarters = DateDiff(DateInterval.Quarter, System.DateTime.MinValue, Today);
long EpochMonths = DateDiff(DateInterval.Month, System.DateTime.MinValue, Today);
long EpochDays = DateDiff(DateInterval.Day, System.DateTime.MinValue, Today);
long EpochHours = DateDiff(DateInterval.Hour, System.DateTime.MinValue, Now);
long EpochMinutes = DateDiff(DateInterval.Minute, System.DateTime.MinValue, Now);
long EpochSeconds = DateDiff(DateInterval.Second, System.DateTime.MinValue, Now);