Return et fonctions imbriquées

function call():Boolean {
     myRequest.url="URL";
     var loader:URLLoader = new URLLoader();
     loader.addEventListener(Event.COMPLETE, handleComplete);

     function handleComplete(event:Event):Boolean{
          return true;
     }
     return loader.load(myRequest);
}

function call():Boolean {
     myRequest.url="URL";
     var loader:URLLoader = new URLLoader();
     loader.addEventListener(Event.COMPLETE, handleComplete);


     return loader.load(myRequest);
}
function handleComplete(event:Event):Boolean{
     return true;
}

function call_():Boolean {
     myRequest.url="http://www.zapandtalk.com/service.php?action=changeStatus&id=&status=busy";
     var loader:URLLoader = new URLLoader();
     loader.addEventListener(Event.COMPLETE, handleComplete);
     var ret=loader.load(myRequest);
     
	 if (ret=="true") {
		return true;
	 }else{
		return false;
	 }
}

function handleComplete(event:Event){
	 var ret=true;
     return ret;
}