Which pywallet do you use? Mine or Joric's one?
Assuming mine:
What do you mean by black screen?
This?
If so, you need to go to 127.0.0.1:8989 on your browser
Instructions are there:
pywallet.tkno the one on local host
I have python etc installed
put paths in and it just come up with no data, but the buttons to reduce? (was it) ...maybe I have to get a screen shot