Instead of trying to set up everything manually in a cron job, he created a short and easy-to-modify JavaScript script to keep track of events on a Google Calendar.

Google Calendar Now Makes It Easier to Find a Time to Meet. Here's How Google's Appointment Schedule tool lets you coordinate calendars with others—without all the back-and-forth.

Google Calendar allows users to track events, tasks, vacations and more, as well as share information with others.