The standard grid goes inbetween each pixel and is not a pixel wide or high though, so it is possible. If ya dont know what I mean, open ps, white background, switch grid on, full zoom, and pencil in a few black pixels around the gridline and you will see.
Girlfriend was doing my head in, so came on the computer and made a sig :P Not the best quality because it was always over the limits, so I had to use a gif :( and there are slight artefacts in it. Anyway, rate if you wish. also comment on how to make it better :P
I have had a lot of time on my hands since i quit Rs and college is boring, so I installed ps7 on my college pc and messed around every now and then. I'm looking for some constructive criticism and tips on things to practice. few sigs... my current one: Cheers