Attached to this post are the original .bmp of the seraph, the altered-colors version (unfixed), the wings and head, hands and feet (the fix), and the final tga.
EDIT:
Here's a useful GIMP page:
http://gimp-savvy.com/BOOK/
Section 1, and especially section 1.1 will help if you haven't used Gimp or some other image manipulator program earlier.