<zk>
	<zscript><![CDATA[
	import org.zkoss.calendar.impl.SimpleCalendarEvent;
	import org.zkoss.calendar.impl.SimpleCalendarModel;
	import java.util.Calendar;
	
	public void init() {
		SimpleCalendarModel model = new SimpleCalendarModel();
		SimpleCalendarEvent event = new SimpleCalendarEvent();
		Calendar cal = Calendar.getInstance();
		cal.set(Calendar.MINUTE, 0);
		cal.set(Calendar.SECOND, 0);
		event.setBeginDate(cal.getTime());
		cal.add(Calendar.HOUR_OF_DAY, 12);
		event.setEndDate(cal.getTime());
		model.add(event);
		mycal.setModel(model);
	}
	]]></zscript>
	<calendars id="mycal" onCreate="init()" hflex="1" vflex="1"/>
</zk>