# File lib/aws/elb/availability_zone_collection.rb, line 110
      def disable *availability_zones

        names = availability_zones.flatten.collect do |av|
          av.is_a?(EC2::AvailabilityZone) ? av.name : av.to_s
        end

        client.disable_availability_zones_for_load_balancer(
          :load_balancer_name => load_balancer.name,
          :availability_zones => names)

        nil

      end