+or a list of months for a given year. The month format calendar simply
+links to any page posted on each day of the month. The year format calendar
+links to archive pages, with names like `archives/2007` (for all of 2007)
+and `archives/2007/01` (for January, 2007).
+
+While you can insert calendar directives anywhere on your wiki, including
+in the sidebar, you'll also need to create these archive pages. They
+typically use this directive to display a calendar, and also use [[inline]]
+to display or list pages created in the given time frame.
+
+The `ikiwiki-calendar` command can be used to automatically generate the
+archive pages. It also refreshes the wiki, updating the calendars to
+highlight the current day. This command is typically run at midnight from
+cron.
+
+An example crontab: