function go2today(dir, lang) {
	if (!typeof(dir)) return;
	if (!typeof(lang)) return;

	var now = new Date();
 	var y = now.getFullYear();
	var m = now.getMonth()+1;
	var d = now.getDate();
	if (m < 10) {m = "0" + m;}
	if (d < 10) {d = "0" + d;}

	window.open("http://www.info.gov.hk/gia/" + dir +"/" + y +  m + "/" + d + lang + ".htm");

	return;
}