function createHttpRequest() {
	var httpRequest;
	var browser = navigator.appName;
	if (browser == "Microsoft Internet Explorer") {
		httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		httpRequest = new XMLHttpRequest();
		httpRequest.overrideMimeType('application/xml');
	}
	return httpRequest;
}

var httpRequest = createHttpRequest();

var resultId = '';

function sendRequest(file, _resultId, getRequestProc) 
{
	resultId = _resultId;
	document.getElementById(resultId).innerHTML = 'Подождите, идет загрузка...';
	httpRequest.open('get', file);
	httpRequest.onreadystatechange = getRequestProc;
	httpRequest.send(null);
}

function getXmlRequest() {
	if (httpRequest.readyState == 4) {

		var xmlDocument = httpRequest.responseXML;
		var citata = xmlDocument.getElementsByTagName('root').item(0).firstChild.data;
		document.getElementById(resultId).innerHTML = citata;
	}
}