In the user control panel you can add an Avatar (watch the size rules) and also add a graphic to your signature line (also has size rules).
You can find the "UserCP" on the green menu bar at the top of the forum.
Lou and Laura with Bella - German Short Hair Pointer
2008 GMC Sierra 2500HD Crewcab SB Allison Duramax
2010 Flagstaff 8526RLWS - Superglide 3300
HAM CALLSIGN - KC3FFW