/* =========================================================

// lang.js

// Update: 2011-07-05
// Autor: Wing Ip
// Mail: wing@sunnyvision.com

// ========================================================= */
var location_search = location.search;
if( location_search.search("lang") != -1){
	location_search = location_search.replace("&lang=en","");
	location_search = location_search.replace("&lang=tc","");
	location_search = location_search.replace("&lang=sc","");
	location_search = location_search.replace("lang=en","");
	location_search = location_search.replace("lang=tc","");
	location_search = location_search.replace("lang=sc","");
	if(location_search == '?')
		location_search = '';
	window.location = 'http://' + location.hostname + location.pathname + location_search;
}
function lang(lang){
	var nl_path = location.href;
	nl_path = nl_path.replace("#", "");
	nl_path = nl_path.replace("&lang=en","");
	nl_path = nl_path.replace("&lang=tc","");
	nl_path = nl_path.replace("&lang=sc","");
	nl_path = nl_path.replace("?lang=en","");
	nl_path = nl_path.replace("?lang=tc","");
	nl_path = nl_path.replace("?lang=sc","");
	if(nl_path.search(/([\?])/g) != -1){
		window.location = nl_path + "&lang=" + lang;
	}else{
		window.location = nl_path + "?lang=" + lang;
	}
}