DIGITAL INFORMATION SYSTEM

摘要

The invention relates to a method and an arrangement of assigning an information-category and a priority of exposure for spots or blocks of information in a digital information system (10) comprising interfaces for data and telecommunication (26) for round-the-clock transmission of information at places accessible to and frequented by a general public including places where television sets are placed, wherein a control centre (12) has communication interfaces (14) for coordinating and controlling projectors (22), wherein the control centre (12) is able to create and updat e an exposure list in real time. In said exposure list, it being determined ho w many times an information is to be exposed during a specific time period. Single spots or blocks of information are assigned a specific information- category and a priority for exposure, which priority is decremented a specif ic unit of priority for each exposure. The information is displayed according t o assigned priority, thus exposure interruption due to visual inaccessibility for information viewers is evened out during said specific time period for single spot or block information.