//change between 'Traditional Chinese' and 'Simplified Chinese'

/*
*/

function changeTC(){
	document.title = tc_title;
	changeLanguage("sc","tc");
}

function changeSC(){
	document.title = sc_title;
	changeLanguage("tc","sc");
}

function changeLanguage(from_class,to_class){
    document.getElementsByClassName(from_class).each(function(area) {
        area.style.display="none";
    });
    document.getElementsByClassName(to_class).each(function(area) {
        area.style.display="inline";
    });
	var today = new Date();
	var expires = today;
	expires.setTime(today.getTime()+(1000*60*60*24));

	cookie_value = "language=" + to_class + "; expires="+expires.toGMTString() + "; path=/";
	document.cookie = cookie_value;
}

function getBrowserLANG(){
	var myCookie = document.cookie + ";";
	var myOfst = myCookie.indexOf("language");
	if(myOfst != -1){
		var mystart = myOfst + "language=".length;
		var myend = myCookie.indexOf(";",mystart);
		var Lang = unescape(myCookie.substring(mystart,myend));
	}else{
		var Lang = "tc";
	}

	if(Lang=="sc"){changeSC();}
	else{changeTC();}
}

onload = function () {getBrowserLANG();}