Patent ID: 7587122

Claim:
A recording medium storing an executable data structure for managing reproduction of menu information by a reproduction device, the recording medium comprising: an information area storing at least one of a first stream file and a second stream file, the first stream file including first interactive menu information multiplexed with main data, the first interactive menu information being configured to be displayed overlapping on the main data, the second stream file including second interactive menu information, the second interactive menu information being configured to be displayed overlapping on the main data, the second interactive menu information being stored separate from a file containing the main data; and a management area storing management information for managing reproduction of menu information by the reproduction device, where the management area stores at least one of a first stream information file and a second stream information file, the first stream information file having a one-to-one correspondence with the first stream file and the second stream information file having a one-to-one correspondence with the second stream file, the first and second stream information files respectively including attribute information of data in the first and second stream files, the management area storing one or more playlist files designating a stream file to be reproduced by a corresponding stream information file, wherein the first interactive menu information is configured to be displayed without user request, the first interactive menu information being configured to be on display during an entire duration of a playback-unit to which the first interactive menu information is applied, and the second interactive menu information is configured to be displayed upon user request.