A non-modal Alert window
<?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="vertical"> <mx:Script> import mx.events.CloseEvent; import mx.controls.Alert; [Embed(source="a.png")] private var questionIcon:Class; private function simpleAlert():void{ Alert.show("This is a non-modal Alert window", "Non-modal Alert", Alert.NONMODAL); } </mx:Script> <mx:Button label="Show Alert Message" click="simpleAlert()"/> </mx:Application>