Open Explorer (the file one not IE).
Click on Tools > Folder Options then go to the File Types tab.
Scroll down to the TXT extension and select it then click Advanced.
Click the print entry under Actions and click Edit.
The above steps will show you how TXT files are configured... you'll want to recreate that for CFG files. Not as hard as it sounds really assuming you are at least sorta computer literate. Once you get a handle on how Actions are setup you can setup all kinds of things to be available on right click.
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'God is an imaginary friend for grownups.', Walter Crewes (Morgan Freeman), The Big Bounce
Don't be afraid to ask dumb questions they're easier to handle than dumb mistakes!
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