function highlightCalendarCell(element) {
		$(element).style.border = '1px solid #999999';
	}
	function resetCalendarCell(element) {
		$(element).style.border = '1px solid #000000';
	}
	
	function startCalendar(month, year) {
		new Ajax.Updater('calendarInternal', 'calendario/rpc.php', {method: 'post', postBody: 'action=startCalendar&month='+month+'&year='+year+''});
	}
	
	function showEventForm(day) {
		$('evtDay').value = day;
		$('evtMonth').value = $F('ccMonth');
		$('evtYear').value = $F('ccYear');
		
		displayEvents(day, $F('ccMonth'), $F('ccYear'));
		
		if(Element.visible('addEventForm')) {
			// do nothing.
		} else {
			Element.show('addEventForm');
		}
	}
	
	function displayEvents(day, month, year) {
		new Ajax.Updater('eventList','calendario/rpc.php',{method: 'post', postBody: 'action=listEvents&d='+day+'&m='+month+'&y='+year+''});
		if(Element.visible('eventList')) {
			// do nothing, its already visble.
		}
		else {
			setTimeout("Element.show('eventList')", 300);
		}
	}
	
	function highlightEvent(day) {
		Element.hide('addEventForm');
		$('calendarDay_'+day+'').style.background = '<?= $eventColor ?>';
	}