problem with program - debugging leading nowhere

[Matthew Sacks]

i am trying to figure out what has gone wrong in my python program. it
is complaining that there is an indendation error. should be simple
enough but im stuck on this one. if anyone can help unjolt me it would
be appreciated.

thank you



error message:
Traceback (most recent call last):
  File "<string>", line 1, in <string>
IndentationError: expected an indented block (<string>, line 39)

code:
http://pastebin.com/f2f971f91