function ajaxRequest()
{	
	var ajax_versions = ['MSXML2.XMLHttp.6','MSXML2.XMLHttp.5','MSXML2.XMLHttp.4','MSXML2.XMLHttp.3','MSXML2.XMLHttp.2','Microsoft.XMLHttp']	
 
	if(typeof XMLHttpRequest != 'undefined') {
		return new XMLHttpRequest();
	} else if(window.ActiveXObject) {
		for(i=0; i< ajax_versions.length; i++) {
			try {
				var XHR = new ActiveXObject(ajax_versions[i]);
				return XHR; 
			} catch (error) {
 
			}
		}
	}
	throw new Error("Ajax error!");
}
 
 
function ajaxOpenSend(xhrObj,eventHandler,filename,method,data) { 
 
	var date = new Date();
	this.xhrObj = xhrObj;
	var fn = filename + '?clientTime='+date.getTime();
	fn += (method.toLowerCase() == 'get') ? '&' + data : ''; 
	this.xhrObj.open(method,fn,true);
	if(method.toLowerCase() == 'post') {
		this.xhrObj.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=iso-8859-2');
	}
	this.xhrObj.onreadystatechange = eventHandler;
 
	this.xhrObj.send(data);
}
 
 
function innerTesztdiv() {
	if(xhrObj.readyState == 4) {
		if(xhrObj.status == 200 || xhrObj.status == 304) {
	 		tartalom = xhrObj.responseText;
			document.getElementById("osszvideo").innerHTML = tartalom;
		}
	}
}
 
 
 
function frissit() {
	ajaxOpenSend(ajaxRequest(),innerTesztdiv,'http://www.koviubi.hu/osszvideo.php','get');
	setTimeout('frissit()',5000);
}
 
frissit();