function nahAll()
{
  var x =$('timer'); 
  var nodes = x.childNodes.length;
  if(nodes > 0)
  {
	  for( var i=0; i < nodes-1; i++)
	  {
	   x.removeChild(x.childNodes[i]);
	  }
  }
  return true; 
 	
}

window.onload = function()
{
	if(document.getElementById('items'))
	{
var smski = new Ajax.PeriodicalUpdater('items', '/response.php',
  {
    method: 'POST',
    insertion: Insertion.Top,
    frequency: 4,
    decay: 2   
    
  });
	}
	
	if(document.getElementById('timer'))
	{		
		window.setInterval("sendRequest('/refresh.php',handleRequest,'data=data');", 2000);
	} 
 
}


function sendRequest(url,callback,postData) {
	var req = createXMLHTTPObject();
	if (!req) return;
	var method = (postData) ? "POST" : "GET";
	req.open(method,url,true);
	req.setRequestHeader('User-Agent','XMLHTTP/1.0');
	if (postData)
		req.setRequestHeader('Content-type','application/x-www-form-urlencoded');
	req.onreadystatechange = function () {
		if (req.readyState != 4) return;
		if (req.status != 200 && req.status != 304) {
			return;
		}
		callback(req);
	}
	if (req.readyState == 4) return;
	req.send(postData);
}

var XMLHttpFactories = [
	function () {return new XMLHttpRequest()},
	function () {return new ActiveXObject("Msxml2.XMLHTTP")},
	function () {return new ActiveXObject("Msxml3.XMLHTTP")},
	function () {return new ActiveXObject("Microsoft.XMLHTTP")}
];

function createXMLHTTPObject() {
	var xmlhttp = false;
	for (var i=0;i<XMLHttpFactories.length;i++) {
		try {
			xmlhttp = XMLHttpFactories[i]();
		}
		catch (e) {
			continue;
		}
		break;
	}
	return xmlhttp;
}
function handleRequest(req) {
	var writeroot = $('timer');
	writeroot.innerHTML = req.responseText;
}
function newHandleRequest(req, obj) {
	alert('');

	var writeroot = obj;
	writeroot.innerHTML = req.responseText;
	
}