Ajax = {params: ''};

Ajax.makeRequest = function (method, url, callbackMethod) {
	this.request = (window.XMLHttpRequest) ? new XMLHttpRequest() : new ActiveXObject("MSXML2.XMLHTTP");
	this.request.onreadystatechange = callbackMethod;
	this.request.open(method, url, true);
	this.request.send(this.params);
}

Ajax.checkReadyState = function (_id) {
	switch (this.request.readyState) {
		case 0:
			document.getElementById(_id).innerHTML = 'Odosielam požiadavku ...';
			break;
			
		case 1:
			document.getElementById(_id).innerHTML = 'Prijímam odpoveď ...';
			break;
			
		case 2:
			document.getElementById(_id).innerHTML = 'Odpoveď prijatá ...';
			break;
			
		case 3:
			document.getElementById(_id).innerHTML = 'Odpoveď pripravená ...';
			break;
			
		case 4:
			AjaxUpdater.isUpdating = false;
			document.getElementById(_id).innerHTML = '';
			return this.request.status;
		default:
			document.getElementById(_id).innerHTML = 'Vyskytla sa chyba.';
	}
}

Ajax.getResponse = function (responsetype) {
	var sReturn;
	
	switch (responsetype.toLowerCase()) {
		case 'xml':
			sReturn = this.request.responseXML.documentElement;
			break;
			
		case 'txt':
			sReturn = this.request.responseText;
			break;
			
		case 'json':
			eval ("var sReturn = (" + this.request.responseText + ")");
			break;
			
	}
	return sReturn;
}