function startCallback() {
	if (req.readyState == 4 && req.status == 200) {
		document.getElementById("netspot").innerHTML=req.responseText;
//		setTimeout("doStart()", 30000); //Auto Refresh
	}
}

function doStart() {
	req = Inint_AJAX();
	if(req == null) return;

	var url = "modules/iframestat.php";
	req.open("GET", url, true);
	req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");   
	req.onreadystatechange = startCallback;
	req.send(null);
}