# File lib/webby/resources/db.rb, line 185
  def siblings( page, opts = {} )
    ary = @db[page.directory].dup
    ary.delete page
    return ary unless opts.has_key? :sort_by

    m = opts[:sort_by]
    ary.sort! {|a,b| a.__send__(m) <=> b.__send__(m)}
    ary.reverse! if opts[:reverse]
    ary
  end