Ok im not going to jump to conclusions but those buttons for 'Post Reply' and 'New Thread' are in a different color and dont have the left hand bracket but are identical otherwise to those for sale over at:
http://www.vbforumskins.com/buttons.php
Well apart from that being a partial rip i would recommend this as quite a good buy for $20 (if you can get it)
Webmasta XT - i'd center your category names too
Regards
- miSt