var xmlHttp
function loadNews(updown, lnews, newsid, stronaid) {
	xmlHttp=GetXmlHttpObject();
	// W razie braku ajaxa, pojawi sie domyslny baner
	if (xmlHttp==null) {
		x = "";
		document.getElementById("news").innerHTML=x;
		return;
	}	

	var url="ajax.php";
	url=url+"?updown="+updown+"&lnews="+lnews+"&newsid="+newsid+"&stronaid="+stronaid;
	url=url+"&sid="+Math.random();
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
} 

function stateChanged() { 
	if (xmlHttp.readyState==4) { 
		document.getElementById("hotnews").innerHTML=xmlHttp.responseText;
	}
}

function GetXmlHttpObject() {
	var xmlHttp=null;
	try	{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}
	catch (e) 	{
		// Internet Explorer
		try	{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)	{
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	return xmlHttp;
}