Originally Posted by tom911

Have you confirmed they did in fact charge your credit card? Is it on your statement?

Hopefully you'll get this resolved. If not, you do have some consumer protection under the Fair Credit Billing Act, though you're outside the 60 day window for billing errors if you paid back in August. You might want to read the highlights of that Act if you can't resolve this:
http://www.ftc.gov/bcp/edu/pubs/cons...dit/cre16.shtm