Flex column

<? xml version="1.0" encoding="utf-8" ?> <!--  http://blog.flexexamples.com/2007/11/24/changing-the-default-column-width-ratio-of-a-columnchart-control-in-flex/  --> < mx:Application  xmlns:mx ="http://www.adobe.com/2006/mxml"         layout ="vertical"         verticalAlign ="middle"         backgroundColor ="white" >      < mx:Script >          <![CDATA[             import mx.charts.chartClasses.IAxis;             private function linearAxis_labelFunc(item:Object, prevValue:Object, axis:IAxis):String {                 return numberFormatter.format(item);             }          ]]>      </ mx:Script >      < mx:NumberFormatter  id ="numberFormatter"  precision ="3"   />      < mx:ArrayCollection  id ="arrColl" >          < mx:source >              < mx:Array >                  < mx:Object  name ="R Winn"  obp =".353"  slg =".445"  avg =".300"   />                  < mx:Object  name ="P Feliz"  obp =".290"  slg =".418"  avg =".253"   />                  < mx:Object  name ="O Vizquel"  obp =".305"  slg =".316"  avg =".246"   />                  < mx:Object  name ="B Molina"  obp =".298"  slg =".433"  avg =".276"   />                  < mx:Object  name ="R Durham"  obp =".295"  slg =".343"  avg =".218"   />              </ mx:Array >          </ mx:source >      </ mx:ArrayCollection >      < mx:ApplicationControlBar  dock ="true" >          < mx:Label  text ="columnWidthRatio:"   />          < mx:HSlider  id ="slider"                 minimum ="0.1"                 maximum ="0.9"                 value ="0.1"                 liveDragging ="true"                 snapInterval ="0.1"                 tickInterval ="0.1"   />      </ mx:ApplicationControlBar >      < mx:ColumnChart  id ="columnChart"             showDataTips ="true"             dataProvider =" {arrColl} "             columnWidthRatio =" {slider.value} "             width ="100%"             height ="100%" >          < mx:horizontalAxis >              < mx:CategoryAxis  id ="ca"                     categoryField ="name"   />          </ mx:horizontalAxis >          < mx:verticalAxis >              < mx:LinearAxis  baseAtZero ="false"                     minimum ="0.200"                     maximum ="0.310"                     labelFunction ="linearAxis_labelFunc"   />          </ mx:verticalAxis >          < mx:horizontalAxisRenderers >              < mx:AxisRenderer  axis =" {ca} "                     canDropLabels ="false"   />          </ mx:horizontalAxisRenderers >          < mx:series >              < mx:ColumnSeries  id ="columnSeries"                     xField ="name"                     yField ="avg"                     displayName ="avg"   />          </ mx:series >          < mx:seriesFilters >              < mx:Array  />          </ mx:seriesFilters >      </ mx:ColumnChart > </ mx:Application >