<mx:ColumnChart
id="columnChart"left="1" right="1" top="1" bottom="1"dataTipFunction="columnSeriesDataTipFunction"showDataTips="true"><mx:series><mx:ColumnSeries id="columnSeries" yField="value"/></mx:series><mx:horizontalAxis><mx:CategoryAxis id="columnAxis" categoryField="name"/></mx:horizontalAxis><mx:horizontalAxisRenderers><mx:AxisRenderer axis="{columnAxis}" showLabels="true" labelRotation="45"/></mx:horizontalAxisRenderers></mx:ColumnChart>