Schedules are where appointments are displayed with specific times and durations.  There are four types of schedules:  day, week, month, and year.  The type of schedule displayed is selected through the schedule type tab, which is just below the button bar on the right side of the schedule window:

Clicking on a tab switches the schedule view displayed to the one selected.

		Day schedules
		Week schedules
		Month schedules
		Year schedules