Information storage medium including markup document and av data, recording and reproducing method, and reproducing apparatus therefore

A method for reproducing AV data recorded on an information storage medium, the AV data including audio and video data, the method comprising:

• interpreting a markup document to be displayed as a markup document scene together with an AV scene to be displayed from the AV data;
• interpreting scene synthesis information which describes and differentiates between display modes used to display the markup document scene and the AV scene together;
• and
• displaying the AV scene and the markup document scene in a combined scene according to a selected one of the display modes according to the interpreted scene synthesis information.

A method of reproducing AV data, which includes audio data and video data having a predetermined aspect ratio and is recorded on an information storage medium, and a markup document having a predetermined aspect ratio, the method comprising:

• reading scene synthesis information corresponding to a scene mode set by one of a reproducing apparatus and a user;
• interpreting the read scene synthesis information;
• using the read scene synthesis information to display a combined scene including an AV scene, reproduced using the reproduced AV data, and a markup document scene, reproduced using the markup document;
• and
• changing an output state of the markup document scene in response to a scene mode change.