if (window.DOMParser){
// Mozilla, create a new DOMParser
var parser = new DOMParser();
myDocument = parser.parseFromString(xmlString, "text/xml");
} else if (window.ActiveXObject){
// Internet Explorer, create a new XML document using ActiveX
// and use loadXML as a DOM parser.
myDocument = new ActiveXObject("Microsoft.XMLDOM")
myDocument.async="false";
myDocument.loadXML(xmlString);
}