Patent ID: 8527901

Claim:
A non-transitory computer-readable medium having a data structure for managing menu information, comprising: a recording area storing a main video stream, ˜a graphic stream and playlist file, the graphic stream including menu information and an indicator associated with the menu information, the indicator being configured to indicate a menu display type of the menu information with respect to user request, the menu information including one of a first type of menu information and a second type of menu information, the playlist file including navigation information for reproducing at least one of the main video stream and the graphic stream, wherein the indicator is configured to indicate whether the menu display type is a first display type of menu information or a second display type of menu information, if the indicator indicates the second display type of menu information, the second type menu information is not displayed on a screen until a user request is activated during a playback of the medium, and if the indicator indicates the first display type of menu information, a menu object associated with the first type menu information is continuously displayed on the screen without user request during a playback of the medium, and the first type of menu information and the main video stream are multiplexed in the recording area, and the second type of menu information is stored in the graphic stream separate from the main video stream, and the playlist file includes a playitem and a subplayitem, the playitem including navigation information for reproducing the first type of menu information, the subplayitem including navigation information for reproducing the second type of menu information.