function win(url, w, h) {
	if (!url) return false;

	if (!w) w = 750;
	if (!h) h = 780;
	window.open(url, 'win', 'width=' + w + ', height=' + h + ',titlebar=yes,toolbars=no,location=no,menubar=no,status=yes,statusbar=yes,scrollbars=yes,resizable=yes');
}