jQuery(document).ready(function() {
		/* initialize the external events */
		jQuery('#external-events div.external-event').each(function() {
		
			// create an Event Object (http://arshaw.com/fullcalendar/docs/event_data/Event_Object/)
			// it doesn't need to have a start or end
			var eventObject = {
				title: jQuery.trim(jQuery(this).text()) // use the element's text as the event title
			};
			
			// store the Event Object in the DOM element so we can get to it later
			jQuery(this).data('eventObject', eventObject);
			
			// make the event draggable using jQuery UI
			jQuery(this).draggable({
				zIndex: 999,
				revert: true,      // will cause the event to go back to its
				revertDuration: 0  //  original position after the drag
			});
			
		});
	
	
		/* initialize the calendar */
		jQuery('#calendar').fullCalendar({
			header: {
				left: 'prev,next today',
				center: 'title',
				right: 'month,agendaWeek,agendaDay'
			},
			editable: true,
			droppable: true, // this allows things to be dropped onto the calendar !!!
			drop: function(date, allDay) { // this function is called when something is dropped
			
				// retrieve the dropped element's stored Event Object
				var originalEventObject = jQuery(this).data('eventObject');
				
				// we need to copy it, so that multiple events don't have a reference to the same object
				var copiedEventObject = jQuery.extend({}, originalEventObject);
				
				// assign it the date that was reported
				copiedEventObject.start = date;
				copiedEventObject.allDay = allDay;
				
				// render the event on the calendar
				// the last `true` argument determines if the event "sticks" (http://arshaw.com/fullcalendar/docs/event_rendering/renderEvent/)
				jQuery('#calendar').fullCalendar('renderEvent', copiedEventObject, true);
				
				// is the "remove after drop" checkbox checked?
				
				jQuery(this).remove();
				
			}
		});
});
