# File lib/cloudfiles/connection.rb, line 186
    def containers_detail(limit = 0, marker = "")
      query = ['format=xml']
      query << "limit=#{CloudFiles.escape limit.to_s}" if limit.to_i > 0
      query << "marker=#{CloudFiles.escape marker.to_s}" unless marker.to_s.empty?
      response = storage_request("GET", "?#{query.join('&')}")
      return {} if (response.code == "204")
      raise CloudFiles::Exception::InvalidResponse, "Invalid response code #{response.code}" unless (response.code == "200")
      doc = REXML::Document.new(response.body)
      detailhash = {}
      doc.elements.each("account/container/") { |c|
        detailhash[c.elements["name"].text] = { :bytes => c.elements["bytes"].text, :count => c.elements["count"].text  }
      }
      doc = nil
      return detailhash
    end