[John Good]

//create an objet to manage your links
_global.LinksManager = new Object();
LinksManager = _global.LinksManager;
//define a link to a stage
LinksManager.root = this;
//
LinksManager.init = function(){
        //make an array for your links and one for the buttons
	this.tableLinks = [];
	this.tableButtons = [/*your button 1,your button 2 etc.. */]
	//load the XML
        this.loadData();
};
LinksManager.loadData = function (){
	var vXML = new XML();
        vXML.refLM = this;//this makes a pointer to the links manager
	vXML.ignoreWhite = true;
	//
	vXML.onLoad = function () {
		this.refLM.initLinks(this);
	};
	vXML.load ("linksList.xml");
};
//
LinksManager.initLinks = function (aXML){
	for(var i=0; i < aXML.firstChild.childNodes.length; i++){
		aXML.refLM.tableLinks[i] = aXML.firstChild.childNodes[i].firstChild.nodeValue;
	}
	this.applyLinks();
};
//
LinksManager.applyLinks = function(){
	for(var i=0; i < this.tableButtons.length; i++){
		this.tableButtons[i].url = this.tableLinks[i];
	}
};
LinksManager.activateButtons = function(){
	for(var i=0; i < this.tableButtons.length; i++){
		this.tableButtons[i].onRelease=function(){
			getURL(this.url, '_blank');
		}
	}
};
//
LinksManager.init();

I did NOT re-read my code, and I did not comment really, but the code is explicit.
think you can handle that ;-)