<?xml version="1.0" encoding="utf-8"?>
<!-- http://blog.flexexamples.com/2008/09/24/displaying-a-drop-shadow-behind-a-vbox-container-in-flex/ -->
<mx:Application name="VBox_dropShadowEnabled_test"
        xmlns:mx="http://www.adobe.com/2006/mxml"
        layout="vertical"
        verticalAlign="middle"
        backgroundColor="white" viewSourceURL="srcview/index.html">

    <mx:VBox id="vBox"
            dropShadowEnabled="true"
            borderStyle="solid"
            borderThickness="0"
            backgroundColor="red"
            width="100%"
            height="100%">
        <mx:Label text="{Capabilities.version}"
                fontSize="64" />
    </mx:VBox>

</mx:Application>