go to user Cp then clik Edit optins, at the bottom of the screen it'll say avatar and browse... if youve saved it to your computer clik browse , if its on the net type the url... hope i helped
u got summit there already..., oh well, I learnt it day b4 yestaday, you save a pic to page producer, wen your bak to your page producer page clik picture something ( its near the bottom at the left) u then copy this part http://www.worldofbritney.com/si/rarest_logo.jpg
not
this part off it
<img src="http://www.worldofbritney.com/si/rarest_logo.jpg">
then doo [img] http://www.worldofbritney.com/si/rarest_logo.jpg [/img] withought the space in the sig place... so it looks like this