This is just a convenience thingy for myself, please dont complain about it :)

Date yyyymmdd to utime (Unix TimeStamp)

Source: 20100730
Result: 1280462400 --> Fri, 30 Jul 2010 00:00:00 -0400

UTime to Date

Source: 1280546487
Result: 1280546487 --> 20100730 [Fri, 30 Jul 2010 23:21:27 -0400]

Duration

Result: 1280546487 --> 40 years 7 months 3 weeks 4 days 3 hours 21 minutes
    Today Minus Duration is [Wed, 31 Dec 1969 19:00:00 -0500]