Legend: Black system number = occupied · Green = available · Coloured edge & round dot = staff member · Square dot = program/subject (set both colour schemes in Programs & Staff) · Amber date = date of system allocation. Switch on Edit mode (top right) to change names, dates, add or remove systems, slots and labs. When hosted on your website, every edit saves to the server instantly and all open screens update within seconds (● Live sync in the header). Opened as a local file, edits save in this browser only. Use Backup regularly either way for a safety copy.