(function(){
 /*Use Object Detection to detect IE6*/
	var  m = document.uniqueID /*IE*/
	&& document.compatMode  /*>=IE6*/
	&& !window.XMLHttpRequest /*<=IE6*/
	&& document.execCommand;
	try{
		if(!!m){
			m("BackgroundImageCache", false, true) /* = IE6 only */
		}
	}
	catch(oh){};
})();


/* használat:
ajaxload({get:'ajax.php',post:'valtozo1=ertek1&valtozo2=ertek2',
	onload:function(xmlHttpReq) {
		document.getElementById('content').innerHTML=xmlHttpReq.responseText;
	}
});
ajaxload({get:'ajax.php',post:'valtozo1=ertek1&valtozo2=ertek2',content:'tartalom'});
*/
function ajaxload(obj) {
	var xmlHttpReq=false;
	if (window.XMLHttpRequest) xmlHttpReq=new XMLHttpRequest();
	// IE
	else if (window.ActiveXObject) xmlHttpReq=new ActiveXObject("Microsoft.XMLHTTP");
	xmlHttpReq.open("POST", obj.get ? obj.get : 'ajax.php', true);
	xmlHttpReq.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	xmlHttpReq.onreadystatechange=function() {
		if (xmlHttpReq.readyState==4) {
			if (xmlHttpReq.status==200) {
				if (obj.onload)	obj.onload(xmlHttpReq);
				if (obj.contentelement) obj.contentelement.innerHTML=xmlHttpReq.responseText;
			}
			else {
				if (obj.onerror) obj.onerror(xmlHttpReq);
				if (obj.contentelement) obj.contentelement.innerHTML='Hiba a kapcsolatban!';
			}
        }
	}
	if (obj.onstart) obj.onstart();
	if (obj.content) obj.contentelement = document.getElementById(obj.content);
	if (obj.contentelement) obj.contentelement.innerHTML='<img src="art/indicator.gif" alt="" />';
	xmlHttpReq.send(obj.post ? obj.post : '');
}