function loadXMLDoc(dname) {
	if (window.XMLHttpRequest)
	{
		xhttp=new XMLHttpRequest();
	}
	else // IE 5/6
	{
		xhttp=new ActiveXObject("Microsoft.XMLHTTP");
	}
	xhttp.open("GET",dname,false);
	xhttp.send();
	xmlDoc=xhttp.responseXML;
	return xmlDoc;
}