In live chess, right click on him (you can find him under the friends tab) and click challenge.
If you want to challenge him to an online (correspondence style) game, go to his profile and on the left click "challenge to play".
how can I play against my friend
Sort:
1. Go to your friend's homepage.
2. Hit the "Challenge" icon.
hello
first my best wishes for the new year 2013 !!
how can I play against a friend iso the rest of other players?
kind regards