tag to display two data series for Pie Chart" src="http://www.rntsoft.com/Code/FlexImages/AddasecondmxAreaSeriestagtodisplaytwodataseriesforPieChart.PNG"
import mx.collections.ArrayCollection;
[Bindable]
public var expenses:ArrayCollection = new ArrayCollection([
{Month:"Jan", Profit:20, Expenses:15, Amount:45},
{Month:"Feb", Profit:1, Expenses:20, Amount:60},
{Month:"Mar", Profit:15, Expenses:5 , Amount:3}
]);