 All episodes before "The Visit" (airdate: 16 November 2000) were shot and  broadcast in the standard television aspect ratio of 1.33:1. All subsequent  episodes are done in the HDTV ratio of 1.78:1. However, the DVD collection  has reformatted versions of all the early season episodes in 1.78:1,  "matting" off the top and bottom parts of the screen.