# File lib/mongrel/cgi.rb, line 131
    def out(options = "text/html")
      return if @out_called  # don't do this more than once

      header(options)

      @response.start status do |head, out|
        send_cookies(head)
        
        @head.each {|k,v| head[k] = v}
        out.write(yield || "")
      end
    end