Rfacebook

I am using Rfacebook and want to extend permissions so that I can ask
user to enable me to have other options as well.

application_controller.rb is as

include RFacebook::RailsControllerExtensions

def facebook_api_key
return “******************”
end

def facebook_api_secret
return “****************”
end

def finish_facebook_login
redirect_to :controller => “*********”
end

def set_user
@current_fb_user_id = fbsession.session_user_id
end

What additional changes i would have to made to get permission to have
useremail id.

Thanks