# File lib/deltacloud/drivers/ec2/ec2_driver.rb, line 324
        def create_load_balancer(credentials, opts={})
          ec2 = new_client( credentials, :elb )
          safely do
            ec2.create_load_balancer(opts['name'], [opts['realm_id']],
              [{:load_balancer_port => opts['listener_balancer_port'],
                :instance_port => opts['listener_instance_port'],
                :protocol => opts['listener_protocol']}]
            )
            return load_balancer(credentials, opts['name'])
          end
        end