<?xml version="1.0" encoding="utf-8"?>
<!-- http://blog.flexexamples.com/2008/02/15/creating-timers-using-the-settimeout-method/ -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
        layout="vertical"
        verticalAlign="middle"
        backgroundColor="white" viewSourceURL="srcview/index.html">
    
    <mx:Script>
        <![CDATA[
            import mx.controls.Alert;

            private var alert:Alert;

            private function delayedAlert():void {
                setTimeout(launchAlert, 2000);
                button.enabled = false;
            }

            private function launchAlert():void {
                alert = Alert.show("I'm an alert.");
                button.enabled = true;
            }
        ]]>
    </mx:Script>

    <mx:Button id="button"
            label="Click here to launch alert (2 second delay)"
            click="delayedAlert();" />

</mx:Application>