Diablo

Hey guys iv been playing diablo alot and it seems like a fun thing to do on my offtime from wow but i need some help on how to gear my guy. Ya i tryed to ask on the d3 fourms but no one is answering my question.

http://us.battle.net/d3/en/profile/Coodge-1635/hero/33578098

this is my barb. I feel i might need more def stats but im not really sure what to get any tips would be very very helpful even the lil ones thanks.

also if any one has a barb on diablo with some decent gear id be interested in acquiring it.