Hjælp til preloader

var imageLoader:Loader;
var imageLoader1:Loader;
var xml:XML;

var galleriWidth: Number;
galleriWidth = 0;

var nowWidth: Number = 0;

var xmlList:XMLList;
var xmlLoader:URLLoader = new URLLoader();
//Aktiver ved brug på ftp
//xmlLoader.load(new URLRequest("images.xml?nocache=" + new Date().getTime()));

//Aktiver ved lokal test
xmlLoader.load(new URLRequest("images.xml"));


xmlLoader.addEventListener(Event.COMPLETE, xmlLoaded);

function xmlLoaded(event:Event):void
{
    xml = XML(event.target.data);
    xmlList = xml.children();

    var Gallery:Gallery_mc;
    Gallery = new Gallery_mc();
    addChild(Gallery);
    Gallery.x=0;
    Gallery.y=1;

    for(var i:int = 0; i < xmlList.length(); i++)
    {
        imageLoader = new Loader();
        imageLoader.load(new URLRequest(xmlList[i].attribute("source")));
        nowWidth = xml.image[i].@galWidth;
        imageLoader.x =galleriWidth;
        imageLoader.y = 3;
        Gallery.addChild(imageLoader);

        imageLoader1 = new Loader();
        imageLoader1.load(new URLRequest(xmlList[i].attribute("source")));
        imageLoader1.x = 2338 + galleriWidth;
        imageLoader1.y = 3;
        Gallery.addChild(imageLoader1);

        galleriWidth += nowWidth + 10;

        setChildIndex(Gallery, 0);
    }
}

//Det er denne funktion der skal kaldes når billederne er blevet loaded.
knap.addEventListener(MouseEvent.CLICK, startGalleri);

function startGalleri(event:MouseEvent):void
{
    var centerX:Number = stage.stageWidth / 2;
    var galleryWidth:Number = Gallery.width;
    var speed:Number = -1;

    genLayer.addEventListener(MouseEvent.MOUSE_OVER, stopGallery);
    genLayer.addEventListener(MouseEvent.MOUSE_OUT, startGallery);
    addEventListener(Event.ENTER_FRAME, moveGallery);

    function stopGallery(Event:MouseEvent): void
    {
        speed = 0;
    }

    function startGallery(Event:MouseEvent): void
    {
        speed = -1;
    }

    function moveGallery(e:Event):void
    {
        Gallery.x+=speed;

        if (Gallery.x>0)
            {
                Gallery.x= (-galleryWidth/2);
            }

        if (Gallery.x<(-galleryWidth/2))
            {
                Gallery.x=0;
            }
    }
}