If you want to work with the items on your XML, you should do this
Code:
LIST
<?xml version="1.0" encoding="utf-8"?>
<list>
<folder label="Men">
<subfolder label="Top">
<item label="some title" id="00XXX" size="90".../>
</subfolder>
</folder>
</list>
EVENT.COMPLETE
var result:XMLList = new XMLList(XML(e.target.data)..folder);