A content display-playback system includes at least one server that distributes audio-visual content via streaming, and at least one client that plays back, by streaming, the content distributed via streaming from the server, and the server and client are connected. The client beforehand makes settings...http://www.google.com.tw/patents/US7890647?utm_source=gb-gplus-share專利 US7890647 - Content display-playback system, content display-playback method, recording medium having content display-playback program recorded thereon, and operation control apparatus