[flexcoders] Sorting XML

[srikanth_reddy_007]

var FiltersXML:XML =  <Filters>
        <Filter id="102">
            <Name>Impact Analysis</Name>
            <Category>0</Category>
            <DerivedFrom>2</DerivedFrom>
        </Filter>
        <Filter id="100">
            <Name>No Filter</Name>
            <Category>0</Category>
            <DerivedFrom>0</DerivedFrom>
        </Filter>
        <Filter id="101">
            <Name>Root Cause Analysis</Name>
            <Category>0</Category>
            <DerivedFrom>1</DerivedFrom>
        </Filter>
        <Filter id="103">
            <Name>Trace relation</Name>
            <Category>0</Category>
            <DerivedFrom>3</DerivedFrom>
        </Filter>
        <Filter id="104">
            <Name>Shortest Path</Name>
            <Category>0</Category>
            <DerivedFrom>4</DerivedFrom>
        </Filter>
    </Filters>;

How can i sort this XML based on Category, DerivedFrom in the 
sucessive order.

Thanks,
Srikanth