<?xml version="1.0" encoding="utf-8"?>
<!-- http://blog.flexexamples.com/2008/09/22/setting-the-padding-between-children-in-a-dividedbox-in-flex/ -->
<mx:Application name="HDividedBox_horizontalGap_test"
        xmlns:mx="http://www.adobe.com/2006/mxml"
        layout="vertical"
        verticalAlign="middle"
        backgroundColor="white">

    <mx:Style>
        HDividedBox {
            horizontalGap: 6;
        }
    </mx:Style>

    <mx:HDividedBox id="dividedBox"
            width="100%"
            height="100%">
        <mx:Box id="box1"
                backgroundColor="haloGreen"
                width="100%"
                height="100%"
                minWidth="100" />
        <mx:Box id="box2"
                backgroundColor="haloBlue"
                width="100%"
                height="100%"
                minWidth="100" />    
    </mx:HDividedBox>

</mx:Application>