function ajax( options ) {
	
	var options = {
		type: options.type || "GET",
		url: options.url || "",
		timeout:  options.timeout || 5000,
		onComplete:  options.onComplete || function(){},
		onError:  options.onError || function(){},
		onSuccess:  options.onSuccess || function(){},
		data:  options.data || ""
	};
	
	if ( typeof XMLHttpRequest == "undefined" )
	XMLHttpRequest = function(){
						return new ActiveXObject(navigator.userAgent.indexOf("MSIE 5") >= 0 ?"Microsoft.XMLHTTP" : "Msxml2.XMLHTTP");
					};

	var xml = new XMLHttpRequest();
	try{
		xml.open(options.type, options.url, true);
	}
	catch(e){
		//alert("HIBA LÉPETT FEL A TARTALOM LEKÉRÉSE SORÁN!     "+e.toString());
		options.onError();
	}
	var timeoutLength = options.timeout;
	var requestDone = false;

	setTimeout(function(){requestDone = true;}, timeoutLength);

	xml.onreadystatechange = function(){
								if ( xml.readyState == 4 && !requestDone ) {
									if ( httpSuccess( xml ) ) {
										options.onSuccess( httpData( xml, options.type ) );
									} else {
										options.onError();
									}
									options.onComplete();
									xml = null;
								}
							};

	xml.send(null);

	function httpSuccess(r) {
		try {
			return !r.status && location.protocol == "file:" ||( r.status >= 200 && r.status < 300 ) ||r.status == 304 ||navigator.userAgent.indexOf("Safari") >= 0&& typeof r.status == "undefined";
		} catch(e){}
		return false;
	}

	function httpData(r,type) {
		var ct = r.getResponseHeader("content-type");
		var data = !type && ct && ct.indexOf("xml") >= 0;
		data = type == "xml" || data ? r.responseXML : r.responseText;
		if ( type == "script" ) eval.call( window, data );
		return data;
	}
}