_dataLoader.addEventListener(Event.COMPLETE, handleXMLLoad);

_dataLoader.addEventListener ( IOErrorEvent.IO_ERROR, handleIOError );

_dataLoader.addEventListener ( HTTPStatusEvent.HTTP_STATUS, handleHttpStatus );

_dataLoader.addEventListener ( SecurityErrorEvent.SECURITY_ERROR, handleSecurityError );

_dataLoader.load(new URLRequest(url);

 

function handleIOError ( event:IOErrorEvent ):void {

     trace ( "Load failed: IO error: " + event.text );

 }

function handleHttpStatus ( event:HTTPStatusEvent ):void {

     trace ( "Load failed: HTTP Status = " + event.status );

}

function handleSecurityError ( event:SecurityErrorEvent ):void {

     trace ( "Load failed: Security Error: " + event.text );

}