What they should look like (taken from the program help):
and
In attachment, there are screenshots of what do they look like when choosing Windows 7 mode and Windows XP mode.
As it's seen, when in Windows 7, the buttons are completely black. Situation is better under XP - there is text, but still no images on buttons.
When asked an author of this program, he said it could be a problem with displaying PNGs having alpha channel.
Wine log doesn't have any errors during the program run.
