def initialize *args
    ajax_actions = self.public_methods(false).grep(/^ajax/i)
    unless ajax_actions.empty?
      self.class.send :eval, <<-RUBY
      verify :xhr => true,
             :only => [#{ajax_actions.map(&:to_sym).join(', ')}],
             :render => {:text => '405 XHR only', :status => 405 }
      RUBY
    end
    super *args
  end