I don't usually make suggestions, but I think this would save a prime amount of screen space especially in sigs. I've seen this in other forums.
[fimg=left]http://h1.photobucke.com/foo.jpg[/fimg]
I just found an example of what I mean on Google Images.
No Align:
With Align:
It's like where the text lines up to the left or right of it, in lines from the top to the bottom. You can flame me if I look really dumb.