var calendarWindow = null;

function hideCalendar() {
	if (calendarWindow
		&& !calendarWindow.closed) {
		calendarWindow.close();
	}
}

function showCalendar(input,lang) {
	var url =  "smallCalendar.php?type=popup&fld=" + input + "&lang=" + lang;
	var width = 191;//191
	var height = 150;//117
/*
	var e = event;
	var x = e.x;
	var y = e.y;
	*/
	var x = 0;
	var y = 0;

	var bufferX = 8;
	var bufferY = 10;

	x += window.screenLeft - width;
	y += window.screenTop + bufferY;

	hideCalendar();
	calendarWindow = window.open(url, "CALENDAR_WINDOW", "width=" + width + ",height=" + height + ",top=" + y + ",left=" + x + ",scrollbars=no");
	calendarWindow.focus();
}