Go to where you edit your sig and just put in the image tags. It's that easy.
Mojo Message ¬~
"[mercatfat] picks on the weak and uses his evil ways to make money. Join me in my campaign to get rid of the poison of the system and to let [retarded spoon jokes continue]"
Get your official anti-merc sig image here! Make sure you whine about lame threads you've created that I've closed, too!