How to change display pic?

can anyone tell me how to change me display/ aviator pic? i see heaps of great ones on here and wondering how i do it!How to change display pic?
if you want to add a picture like I did instead of a cartoon avatar ?



then go to edit my info %26gt; use my profile image and under that there is edit my profile image , click that %26gt; and were your avatar is at the bottom left it says change your picture . click itHow to change display pic?
go to edit my profile and upload pix of yourself to your profile
Gimme your password :P
on Y!A ?

go to your My Profile %26gt; View my profile %26gt; move cursor to your current avatar then appear ';change photo'; below the pic.