I finally have a photoshop program of my own, so if anybody wants me to make them a siggy I would be more than happy to work on them when I have some free time. Just PM me with pictures (or a link to pictures) & colors you'd like :)
ETA:
Here are a few examples of ones I have made in the past...
http://i4.photobucket.com/albums/y12...ideedoodah.gif
http://i4.photobucket.com/albums/y12...rew13/Duke.gif
http://i4.photobucket.com/albums/y12...3/jacktry2.gif
http://i4.photobucket.com/albums/y12...w13/siggy2.gif
http://i4.photobucket.com/albums/y12.../worldsig2.gif