Oh, for Firefox, right click, click copy image location, then go to the Edit your Signature page and click the image icon and paste the URL that clicking copy image location gave you.
shotty: I'm working on it.
Spartan Pikachu: I'll try to make yours soon.
shotty500: Here's your sig. I hope you don't mind I altered your specifications a little.
I use Gimp 2.4.6 (an old version I actually know how to use ) and it just takes a lot of practice. You should have seen my first sig... I mean, it wasn't THAT bad, but still. Oh, and it was for GreenCat. Ask him if he still has it.
Sorry guys! I'm really busy with school and my fish tanks, so I won't be on for the next week or so. Can you guys take some of the requests? Leave me one, though!