Firstly, I'm a chick so kindly refrain from calling me 'dude'.
Second, I gave you a pic. You didn't like it.
Third, how's this? (I won't put it in image tags cause it's petty big.)
http://www.oyez.org/tour/sgb-room/sgb_books/books.jpg
And this?
http://images.inmagine.com/img/ameri.../u13193073.jpg
Sorry if I seem a little snippy, my little sister calls me dude and it bugs me -_- I also don't have an artistic bone in my body, so I have no idea what would actually look good in a sig.