Tag/Untag days:

You are currently in the part of the program where the user can tag or untag
days.  You should tag the day of the beginning of a cycle.  This refers to 
the first day of menstruation.  It is only necessary that you tag the first
day.  In order for this program to give you any information, it must first 
know the length of atleast one cycle.  Therefore, it is necessary that you
tag the beginning days of atleast two cycles.  If you choose to tag more than
two cycles, you must enter consecutive cycles.  The program has the capacity
to hold up to twenty-four months of data.    

  Command:                    Description:
Ctrl P (^P)   Displays the previous six months allowing data input 

Ctrl N (^N)   Displays the next six months allowing data input

Ctrl Q (^Q)   Allows the user to leave tag/untag section

Arrow Keys    Allows the user to move around the calendar to tag days

5 or Enter    Tags or untags a day
   

