[flexcoders] Simple XML problem

[sabe2000]

Hi,
HOw can I show all the titles in the upper window?
Here is my code.

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml";
        layout="vertical"
        verticalAlign="middle"
        backgroundColor="white"
        creationComplete="tempXML.send(httpServiceParams)">

    <mx:Script>
        <![CDATA[
            import mx.controls.dataGridClasses.DataGridColumn;

            private var cnnNS:Namespace = new
Namespace("http://rss.cnn.com/rss/cnn_world.rss";);


            private function themeTitle_labelFunc(item:XML,
column:DataGridColumn):String {
                return item.cnnNS::title.cnnNS;
            }

           
        ]]>
    </mx:Script>

    <mx:Object id="httpServiceParams"
            listtype="rating"
            readerType="public" />

    <mx:HTTPService id="tempXML"
            url="http://rss.cnn.com/rss/cnn_world.rss";
            resultFormat="e4x" />

    <mx:XMLListCollection id="itemXMLListColl"
            source="{tempXML.lastResult.channel.item}" />

    <mx:VDividedBox width="100%" height="100%" >
        <mx:DataGrid id="dataGrid"
                width="100%"
                dataProvider="{itemXMLListColl}">
            <mx:columns>
                <mx:DataGridColumn headerText="Title:"
                        labelFunction="themeTitle_labelFunc">
                    <mx:itemRenderer>
                        <mx:Component>
                            <mx:Label />
                        </mx:Component>
                    </mx:itemRenderer>
                </mx:DataGridColumn>

              
            </mx:columns>
        </mx:DataGrid>

        <mx:TextArea text="{tempXML.lastResult}"
                width="100%"
                height="100%" />
    </mx:VDividedBox>

</mx:Application>