var monthObject;
var dayObject;

function OpenCalendar(month, day, lang, prf) {
	monthObject = month;
	dayObject = day;
	var url = '?lang='+lang+'&prf='+prf;
	if (month.value!='') url += '&start_date='+month.value;
	openwindow('/calendar.php'+url, 266, 185, 'CalendarFrame');
}

function setDateObjects(month, day) {
	// hónap beállítása
	for (var i=0; i<monthObject.options.length; i++){
		if (monthObject.options[i].value == month) {
			monthObject.options[i].selected = true;
			break;
		}
	}
	// nap beállítása
	for (var i=0; i<dayObject.options.length; i++){
		if (dayObject.options[i].value == day) {
			dayObject.options[i].selected = true;
			break;
		}
	}
	checkDate(monthObject.form);
}