function setText(element, text)
{
    if (document.importNode)
    {
		while (element.childNodes[0]) {
	    	element.removeChild(element.childNodes[0]);
		}
	    var el = document.createTextNode(text);
       	element.appendChild(el);
    }
    else 
    {
       element.innerHTML = text;
    }
}

function setXML(element, response)
{
    if (document.importNode)
    {
		while (element.childNodes[0]) {
	    	element.removeChild(element.childNodes[0]);
		}
	    var el = document.importNode(response.responseXML.documentElement, true);
       	element.appendChild(el);
    }
    else 
    {
       element.innerHTML = response.responseXML.documentElement.xml;
    }
}

function setElement(http_request, response) 
{
	if (http_request.readyState == 4) {
    	if (http_request.status == 200 || http_request.status == 0) {
        	var xmldoc = http_request.responseXML.documentElement;
        	//alert(http_request.responseText);
        	response.responseText = http_request.responseText;
        	response.responseXML = http_request.responseXML;//xmldoc.getElementsByTagName('root').length;
        	//response.loaded = true;
        	response.onload();
        	//alert( http_request.responseXML.xml);
			//alert( http_request.responseXML.parseError.reason);
        	//alert(response.response);
			//var root_node = xmldoc.getElementsByTagName('root').item(0);
			//alert(root_node.firstChild.data);
		} else {
			response = null;
			//alert('There was a problem with the request.');
		}
	}
}


function loadXML(response, url)
{
    var http_request = false;

    if (window.XMLHttpRequest) { // Mozilla, Safari, ...
        http_request = new XMLHttpRequest();
        if (http_request.overrideMimeType) {
            http_request.overrideMimeType('text/xml');
            // See note below about response line
        }
    } else if (window.ActiveXObject) { // IE
        try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
        } catch (e) {
            try {
                http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
        }
    }

    if (!http_request) {
        return false;
    }
    //response.loaded = false;
    http_request.onreadystatechange = function() { setElement(http_request, response); };
    http_request.open('GET', url, true);
	//http_request.overrideMimeType('text/xml');
    http_request.send(null);
    return true;
}