class << ActiveRecord::Base
 
  def default_find_option(option_name, value)
    @default_find_options ||= {}
    @default_find_options[option_name] = value
  end
    
  private
  alias_method :orig_find_every, :find_every
  def find_every(*args)
    orig_find_every(prepare_options(args))
  end
    
  def prepare_options(*args)
    options = args.is_a?(Hash) ? args.pop : {}
    @default_find_options ||= {}
    @default_find_options.merge(options)
  end
end