var httpobj = getHttpObject();
var isWorking = null;
var urlTo = null;

function setLang(url, lang)
{
	var method = 'POST';
	var action = '/assync/setLang.php';
	var data = 'lang='+lang;
	httpobj.open(method, action, true);
	httpobj.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=iso-8859-1");
	httpobj.setRequestHeader("Cache-Control","no-store, no-cache, must-revalidate");
	httpobj.setRequestHeader("Cache-Control","post-check=0, pre-check=0");
	httpobj.setRequestHeader("Pragma", "no-cache");
	urlTo = url;
	httpobj.onreadystatechange = function () { getRequestAnswer() };
	httpobj.send(data);
	isWorking = true;
}

function getRequestAnswer()
{
	if (httpobj.readyState == 4)
	{
		isWorking = false;
		window.location.href = urlTo;
	}
}