With this invention, at least one of a video file containing video information, a still picture file containing still picture information, and an audio file containing audio information and a management file having management information on a control method of reproducing the information in the file are recorded on an information storage medium. The method comprises associating a version number with a user subscribed CSG identities list, wherein the user subscribed CSG IDs list is stored in the network; and sending the version number in a OTA message or in a NAS message when the version number is currently used by the network, wherein the OTA message is intended to update an operator CSG list which is stored in a mobile device. The piezoelectric substrate Ia has a constant thickness. An editor is provided that allows for direct editing of the displayed text items, and the edited text items are then saved back to the secondary file.