It is possible to access a presentation control information (HTML document) element contained in a transport media stream from an HTML application side.A first HTML document for displaying a web page is received. In addition, the transport media stream which contains a predetermined number of transport media and a second HTML document as the presentation control information of the transport media is received. A DOM tree of the first HTML document is generated. When a video element that references the transport media stream is present in the first HTML document, the DOM tree that is generated according to the second HTML document contained in the transport media stream is linked beneath a node of the video element.