An information storage medium is designed to assure stable continuous recording without adverse effect, even when many defective areas are present on the information storage medium. The panels are moved manually and do not have rollers, the entire weight of the panels resting on two strips of self-lubricating polymer inserted into slots in the lower rail. The airbag expands to close the micro switch and break loose when an actual accident event is sensed by at least one of the sensors. , each use, monthly, or project based, what the user’s needs are or will be and then access, via the Internet or intranet or some other means, a service center wherein the user can download or access via a code the desired, appropriate applications for the device. Processes for their manufacture and pharmaceutical compositions containing them are also described.