var heightEfectSchedule = new Fx.Height('schedule_pre', { duration: 1000});
	var opacityEfectSchedule = new Fx.Opacity('schedule_pre', { duration: 1000});
	
	heightEfectSchedule.hide();
	opacityEfectSchedule.hide();
	
	$('schedule_drop').addEvent('click', function(){
		heightEfectSchedule.toggle();
		opacityEfectSchedule.toggle();
	});