<!--

var req;
var callback;

function getXML(url) {
    if (window.XMLHttpRequest) {
        req = new XMLHttpRequest();
        req.onreadystatechange = processReqChange;
        req.open("GET", url, true);
        req.send(null);
        }
    else if (window.ActiveXObject) {
        req = new ActiveXObject("Microsoft.XMLHTTP");
        if (req) {
            req.onreadystatechange = processReqChange;
            req.open("GET", url, true);
            req.send();
            }
        }
    }
function postXML(url,postdata) {
    if (window.XMLHttpRequest) {
        req = new XMLHttpRequest();
        req.onreadystatechange = processReqChange;
        req.open("POST", url, true);
	req.setRequestHeader("Method", "POST " + url + " HTTP/1.1");
	req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
        req.send(postdata);
        }
    else if (window.ActiveXObject) {
        req = new ActiveXObject("Microsoft.XMLHTTP");
        if (req) {
            req.onreadystatechange = processReqChange;
            req.open("POST", url, true);
	    req.setRequestHeader("Method", "POST " + url + " HTTP/1.1");
	    req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
            req.send(postdata);
            }
        }
    }

function processReqChange() {
    if (req.readyState == 4) {
        if (req.status == 200) {
            var response=req.responseXML.documentElement;
	    var results=response.getElementsByTagName('result');
	    if(results) {
		eval(callback+'(results)')
		}
            }
        }
    }

//-->