Deleting an Item in the past: Anything (Playlists, Videos, Audio, Graphics, Events) that lies completely in the past cannot be deleted.
Deleting an Item in the present (= On Air): Playlists, Audio and Graphics that are currently On Air may be deleted. A warning will be shown.
Videos which are On Air cannot be deleted but skipped by clicking the Play Next
button in the Control Area.
Deleting an Item in the future: Anything (Playlists, Videos, Audio, Graphics, Events) that lies in the future may be deleted without warning.
