def get_series_absolute_episode(seriesid, episode_number)
      unless @language
        # Absolute requires you to specify language:
        request_url = "#{@apikey}/series/#{seriesid}/absolute/#{episode_number}/en.xml"
      else
        request_url = "#{@apikey}/series/#{seriesid}/absolute/#{episode_number}/#{@language}.xml"
      end
      request_url = URI.join(BASE_URL, 'api/', request_url)
      get_base_episode_record_from_url request_url
    end
def get_series_absolute_episode(seriesid, episode_number)
      unless @language
        # Absolute requires you to specify language:
        request_url = "#{@apikey}/series/#{seriesid}/absolute/#{episode_number}/en.xml"
      else
        request_url = "#{@apikey}/series/#{seriesid}/absolute/#{episode_number}/#{@language}.xml"
      end
      request_url = URI.join(BASE_URL, 'api/', request_url)
      get_base_episode_record_from_url request_url
    end
Retrieves the base episode record for an episode by its absolute ordering in a series.
 Parameters::
   +seriesid+::        The TheTvDb unique identifier for the series to which the episode belongs.
   +episode_number+::  The absolute episode number within the series
 Returns::     A TheTvDbParty::BaseEpisodeRecord instance representing the episode or +nil+ if the record was not found.
 Remarks::     Specials episodes are ordered within season +0+. Attributes within the returned record indicate at which time (i.e. between which episode the episode should be ordered)
 See Also::    #get_series_season_episode, #get_series_dvd_season_episode, #get_base_episode_record