// JavaScript Document

function displaySelectSchedule(form){
	if (form.start_year.value<currentYear || (form.start_year.value==currentYear && form.start_month.value<currentMonth))
	{
		alert("Arrival must not be in the past!");
		return 0;
	}
	else if (form.end_year.value<currentYear || (form.end_year.value==currentYear && form.end_month.value<currentMonth))
	{
		alert("Departure must not be in the past!");
		return 0;
	}
	else if (form.end_year.value<form.start_year.value || (form.end_year.value==form.start_year.value && parseInt(form.end_month.value,10) < parseInt(form.start_month.value,10)) )
	{
		alert("Departure must not be before Arrival!");
		return 0;
	}
	form.action ="schedule.php#select";
	form.submit();
}

function displayUpcoming(form){
	form.action ="schedule.php#upcoming";
	form.submit();
}