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