<!--
// JavaScript Document
function parseQueryString(url,param) {
	var userLang = null;
	var url = decodeURIComponent(document.URL)
	var query_string = url.split("?");
	if(query_string.length < 2)
		return "";
	var params = query_string[1].split("&");
	param_list = [];
	for (var i=0; i<params.length; i++) { 
	  var param_item = params[i].split("=");
		param_list[param_item[0]] = unescape(param_item[1]);
	}
	return param_list[param];
}
function checkLanguage()
{
	var browserLang = navigator.language ? navigator.language : navigator.browserLanguage;
	browserLang = browserLang.toLowerCase().substring(0,2);
	var url = decodeURIComponent(document.URL);
	var userLang = parseQueryString(url,"lang");
		
	if(userLang == "en" || userLang == "ja" )
		setCookie("userlang",userLang,365);

	if( checkCookie() == "ja" )
	{		
		window.location.replace("./ja/index.htm");
	}
	else if( checkCookie() == null )
	{
		if( userLang != "" )
		{
			if(userLang == "ja")
			{
				setCookie("userlang",userLang,365);
				window.location.replace("./ja/index.htm"); 
			}
		} else {
			if(browserLang == "ja")
			{
				//setCookie("ja",browserLang,365);
				window.location.replace("./ja/index.htm"); 
			}
		}
	}
}
//-->