Difference Between Dates

               Alt - D

Calculate the difference between two
dates.

Determine the date that is a certain
number of days from the another date.

The first date must be entered, then
either the second date is entered or
the number of days can be entered.

Both dates and the number of days can
be changed freely.  The other items
are calculated after each entry.

Alt-E will exchange 1st and 2nd dates.