members.xml
<list>
	<member name="AAA" data="111"/>
	<member name="BBB" data="222"/>
	<member name="CCC" data="333"/>
</list>

/**
 *
 *  Symbol < MovieClipObjec >のタイムライン
 *
 */


var xm:XML;
var names:Object;
var callback:Object;
function loadData(dataurl) {
	xm = new XML();
	xm.ignoreWhite = true;
	var owner = this;
	xm.onLoad = function() {
		owner.loadComplete(this);
	};
	xm.load(dataurl);
}
function loadComplete(xm) {
	this.names = {};
	var nodes = xm.firstChild.childNodes;
	for (var i = 0; i<nodes.length; i++) {
		var a = nodes[i].attributes;
		this.names[a.name] = a.data;
	}
	this.callback.loadComplete();
}
function getData(name) {
	return names[name];
}
function setCallBack(callbackObj) {
	this.callback = callbackObj;
}
function getNameList() {
	var arr = [];
	for (var p in names) {
		arr.push(p);
	}
	return arr;
}

/**
 *
 *  as ファイル < ClassObject >
 *
 */
class ClassObject {
	private var xm:XML;
	private var names:Object;
	private var callback:Object;
	public function loadData(dataurl) {
		xm = new XML();
		xm.ignoreWhite = true;
		var owner = this;
		xm.onLoad = function() {
			owner.loadComplete(this);
		};
		xm.load(dataurl);
	}
	private function loadComplete(xm) {
		this.names = {};
		var nodes = xm.firstChild.childNodes;
		for (var i = 0; i<nodes.length; i++) {
			var a = nodes[i].attributes;
			this.names[a.name] = a.data;
		}
		this.callback.loadComplete();
	}
	public function getData(name) {
		return names[name];
	}
	public function setCallBack(callbackObj) {
		this.callback = callbackObj;
	}
	public function getNameList() {
		var arr = [];
		for (var p in names) {
			arr.push(p);
		}
		return arr;
	}
}

/**
 *
 *  _root等のタイムライン
 *
 */
// 1フレーム目

useClassObject = true;
dataUrl = "member.xml";


if(useClassObject){
	var c = new ClassObject();
}else{
	var c = attachMovie("MovieClipOjbect","c",1);
}

function loadComplete(){
	trace(c.getNameList());
	//this.comboBox.dataProvider = c.getNameList();
}

// 2フレーム目
c.setCallback(this);
c.loadData(dataUrl);