function popupEvent(day, month, year, w, h) {
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	win = window.open("calendrier/popup.php?day=" + day + "&month=" + month + "&year=" + year + "","Calendar","scrollbars=yes, status=yes, location=no, toolbar=no, menubar=no, directories=no, resizable=yes, width=" + w + ", height=" + h + ", top=" + wint + ", left=" + winl + "");
	if (parseInt(navigator.appVersion) >= 4) {
		win.window.focus();
	}
}