flex4 ColumnChart外包裹NavigatorContent进行TabNavigator分页出错，柱子移位
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在NavigatorContent中 再添加ColumnChart 出现了柱子移位的现象。
在ColumnChart 外包裹一层BorderContainer ，问题解决。~
<mx:TabNavigator id="tabnavigator1" width="100%" height="100%" ><s:NavigatorContent id="nc_Id_1" label="调峰报告"icon="@Embed('assets/icon/list/48.png')" width="100%" height="100%"><ElectroLoadShifting:Usefuldays width="100%" height="100%" id="usefuldays_id"/></s:NavigatorContent> <s:NavigatorContent id="nc_Id_2" label="调峰执行"icon="@Embed('assets/icon/list/48.png')" width="100%" height="100%" > <s:HGroup width="100%" height="100%" paddingLeft="1" paddingRight="10" verticalAlign="middle" includeIn="loadingState"><s:BorderContainer width="100%" height="100%" borderVisible="false" ><s:HGroup width="100%" height="100%" ><s:Label id="unit_id" width="18" height="100%" text="{'用电量︵'+_model.loadingShitServerModel.unit+'︶'}" verticalAlign="middle"/><s:VGroup width="100%" height="100%"><s:Label text="近30天用电量"/><mx:ColumnChart id="column" height="100%" color="0x323232" width="100%" showDataTips="true" dataProvider="{_model.loadingShitServerModel.datas}" dataTipRenderer="common.skin.ColumnChart_DatatipSkin" creationComplete="init()"><mx:horizontalAxis><mx:CategoryAxis categoryField="time"/></mx:horizontalAxis><mx:series><mx:ColumnSeries xField="time" yField="data" displayName="日用电量" id="columSeries_id" /></mx:series></mx:ColumnChart></s:VGroup> </s:HGroup></s:BorderContainer></s:HGroup><s:HGroup width="100%" height="100%" includeIn="coarseTurningState"><ElectroLoadShifting:CoarseTurning id="coarseTurning_id" width="100%" height="100%"/></s:HGroup><s:HGroup width="100%" height="100%" includeIn="fineTurningState"><ElectroLoadShifting:FineTurning id="fineTurning_id" width="100%" height="100%"/></s:HGroup><s:HGroup width="100%" height="100%" includeIn="powerSchemeState"><ElectroLoadShifting:PowerScheme id="powerScheme_id" width="100%" height="100%"/></s:HGroup></s:NavigatorContent> </mx:TabNavigator>