Find an image you like, upload it to imageshack.us , then put in the image tag [img] followed by the url to the pictures and close the tag [ /img] (without the space) and put it in your profile under ‘signature’ - hope this helps 
Find an image you like, upload it to imageshack.us , then put in the image tag [img] followed by the url to the pictures and close the tag [ /img] (without the space) and put it in your profile under ‘signature’ - hope this helps