Whenever I am on a timestamp with a time that isn't zero-filled, shift-left
and right zero the time.  for example:
<2010-05-08 Sat 2:00> becomes:
  <2010-05-09 Sun 00:00>
This does not occur for stamps of the form:
<2010-05-08 Sat 02:00>

Thanks,
Nathaniel Flath