// JavaScript Document
var systemLanguage = navigator.systemLanguage?navigator.systemLanguage:navigator.language;
var naviURL;

//alert(systemLanguage);
//zh-cn;
//ja;

switch (systemLanguage){ 
	case "zh-cn": 
		naviURL = "cn/";
		break;
	case "ja": 
		naviURL = "jp/";
		break;
	default: 
		naviURL = "en/";
}

window.location.href = naviURL;