Nested if and expected an indent block

[Dustan]

> Thanks for the replies:
>
> I'm sorry, the colon is there in the original, I accidentally blew it
> off when I added the comment. The only information I get from IDLE is a
> dialog box that says:
>
> Syntax Error
> There's an error in your program:
> expected an indented block
>
> Keith

To see the full traceback, assuming you're using windows, you need to
run it on the Command prompt.