Query service and get respone

var variables:URLVariables = new URLVariables(); variables.param1 = param1; variables.param1 = param1; var request:URLRequest = new URLRequest(); request.url = "testpage.php"; request.method = URLRequestMethod.POST; //can be GET request.data = variables; var loader:URLLoader = new URLLoader(); loader.dataFormat = URLLoaderDataFormat.TEXT;  // can be XML loader.addEventListener(Event.COMPLETE, completeHandler); loader.load(request); function completeHandler(event:Event):void {     trace(event.target.data); // show data respone }