function k_ajax(url,params,doit,method)
{
	if (window.XMLHttpRequest) { var req = new XMLHttpRequest(); } 
	else if (window.ActiveXObject) { var req = new ActiveXObject("Microsoft.XMLHTTP"); }

	req.onreadystatechange = function() 
	{ 
		if (req.readyState > 0 && req.readyState < 4)
		{	
			
		}
		if (req.readyState == 4 && req.status == 200 ) 
		{	
			doit(req.responseText);
		}
	};

	if (method == "POST")
	{
		req.open('POST', url, true);
		req.setRequestHeader("Content-type", "application/x-www-form-urlencoded; charset=iso-8859-2");
		req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		req.setRequestHeader("Content-length", params.length);
		req.setRequestHeader("Connection", "close");
		req.send(params);
	}
	else
	{
		if (params) url += '?'+params;
		req.open('GET', url); 
		req.send(null);
	}
}