function createObject() {
	var request_type;
	var browser = navigator.appName;
	if(browser == "Microsoft Internet Explorer") request_type = new ActiveXObject("Microsoft.XMLHTTP");
	else request_type = new XMLHttpRequest();
	return request_type;
}
var http = createObject();
function update(lngx,curx) {
	lng=lngx;
	cur=curx;
	var t=setTimeout("upxx(lng,cur)",1000);
}
function upxx(lngx,curx) {
	http.open('get', '/lib/update.php?lng='+lngx+'&cur='+curx);
	http.onreadystatechange = updates;
	http.send(null);
}
function updates() {
	var response = http.responseText;
	e = document.getElementById('prices');
	if(response!="") e.innerHTML=response;
}