<?xml version="1.0" encoding="utf-8"?>
<!-- http://blog.flexexamples.com/2007/12/15/enabling-year-navigation-in-a-flex-datefield-control/ -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
		layout="vertical"
		verticalAlign="top"
		backgroundColor="white">

	<mx:ApplicationControlBar dock="true">
		<mx:Form styleName="plain">
			<mx:FormItem label="yearNavigationEnabled:">
				<mx:CheckBox id="checkBox" selected="true" />
			</mx:FormItem>
		</mx:Form>
	</mx:ApplicationControlBar>

	<mx:DateField id="dateField"
			yearNavigationEnabled="{checkBox.selected}" />

</mx:Application>