you need to host the picture off site, like on photobucket.com
then add the IMG tags into your sig.
don't forget this forum has rules about the length of sig and size of pic that is allowed.
FIRST you need to find a picture. you can google it. for example my picture when i searched for it I clicked on it then i clicked on it again to make it larger. then take the url off the address bar. then go to the EDIT YOUR SIGNATURE screen and set up the page how you want and where you want the picture click on IMG and put in the URL you got. then click ok and it should look like the url with