Problemas con visualizacion de una galeria flash AS3 + xml en Firefox

[meija]

pongo los codigos.

el codigo del fla:
[as]// Copyright © flashmo.com
// Developed by Min Thu

stop();
import fl.transitions.Tween;
import fl.transitions.easing.*;

var filename_list = new Array();
var url_list = new Array();
var url_target_list:Array = new Array();
var title_list = new Array();
var description_list = new Array();

var i:Number;
var j:Number;
var tn:Number = 0;
var default_scale:Number = 0.6;
var new_scale:Number;
var center_x:Number = tn_group_mask.x + tn_group_mask.width * 0.5;
var half_of_tn_width:Number = 80;
var current_mc:MovieClip;

var total:Number;
var flashmo_xml:XML = new XML();
var folder:String = "thumbnails/";
var xml_loader:URLLoader = new URLLoader();
xml_loader.load(new URLRequest("flashmo_129_thumbnail_list.xml"));
xml_loader.addEventListener(Event.COMPLETE, create_thumbnail);

var thumbnail_group:MovieClip = new MovieClip();
stage.addChild(thumbnail_group);

thumbnail_group.mask = tn_group_mask;
thumbnail_group.x = tn_group.x;
thumbnail_group.y = tn_group.y;

tn_group.visible = false;
tn_title.text = "";
tn_desc.text = "";
tn_url.text = "";

function create_thumbnail(e:Event):void
{
flashmo_xml = XML(e.target.data);
total = flashmo_xml.thumbnail.length();

for( i = 0; i < total; i++ )
{
filename_list.push( flashmo_xml.thumbnail[i][email protected]() );
url_list.push( flashmo_xml.thumbnail[i][email protected]() );
url_target_list.push( flashmo_xml.thumbnail[i][email protected]() );
title_list.push( flashmo_xml.thumbnail[i][email protected]() );
description_list.push( flashmo_xml.thumbnail[i][email protected]() );
}
load_tn();
stage.addEventListener(Event.ENTER_FRAME, fisheye );
}

function load_tn():void
{
var pic_request:URLRequest = new URLRequest( folder + filename_list[tn] );
var pic_loader:Loader = new Loader();

pic_loader.load(pic_request);
pic_loader.contentLoaderInfo.addEventListener(Even t.COMPLETE, on_loaded);
tn++;
}

function on_loaded(e:Event):void
{
if( tn < total )
{
load_tn();
}

var flashmo_bm:Bitmap = new Bitmap();
var flashmo_mc:MovieClip = new MovieClip();

flashmo_bm = Bitmap(e.target.content);
flashmo_bm.x = - flashmo_bm.width * 0.5;
flashmo_bm.y = - flashmo_bm.height * 0.5;
flashmo_bm.smoothing = true;

var bg_width = flashmo_bm.width + 10;
var bg_height = flashmo_bm.height + 10;

flashmo_mc.addChild(flashmo_bm);
flashmo_mc.graphics.lineStyle(1, 0x666666);
flashmo_mc.graphics.beginFill(0xFFFFFF);
flashmo_mc.graphics.drawRect( - bg_width * 0.5, - bg_height * 0.5, bg_width, bg_height );
flashmo_mc.graphics.endFill();

flashmo_mc.name = "flashmo_" + thumbnail_group.numChildren;
flashmo_mc.buttonMode = true;
flashmo_mc.addEventListener( MouseEvent.MOUSE_OVER, tn_over );
flashmo_mc.addEventListener( MouseEvent.MOUSE_OUT, tn_out );
flashmo_mc.addEventListener( MouseEvent.CLICK, tn_click );

flashmo_mc.scaleX = flashmo_mc.scaleY = default_scale;
flashmo_mc.x = thumbnail_group.numChildren * 94;

thumbnail_group.addChild(flashmo_mc);
}

function tn_over(e:MouseEvent):void
{
var mc:MovieClip = MovieClip(e.target);
var s_no:Number = parseInt(mc.name.slice(8,10));

if( s_no > 1 )
thumbnail_group.addChild( thumbnail_group.getChildByName("flashmo_" + (s_no-2) ) );
if( s_no > 0 )
thumbnail_group.addChild( thumbnail_group.getChildByName("flashmo_" + (s_no-1) ) );

if( s_no < thumbnail_group.numChildren - 2 )
thumbnail_group.addChild( thumbnail_group.getChildByName("flashmo_" + (s_no+2) ) );
if( s_no < thumbnail_group.numChildren - 1 )
thumbnail_group.addChild( thumbnail_group.getChildByName("flashmo_" + (s_no+1) ) );

thumbnail_group.addChild( mc );

tn_title.text = title_list[s_no];
tn_desc.text = description_list[s_no];
tn_url.text = url_list[s_no];
}

function tn_out(e:MouseEvent):void
{
tn_title.text = "";
tn_desc.text = "";
tn_url.text = "";
}

function tn_click(e:MouseEvent):void
{
var mc:MovieClip = MovieClip(e.target);
var s_no:Number = parseInt(mc.name.slice(8,10));

navigateToURL(new URLRequest(url_list[s_no]), url_target_list[s_no]);
}

function fisheye(e:Event):void
{
thumbnail_group.x -= ( mouseX - center_x ) * 0.05;

if( thumbnail_group.x > tn_group_mask.x + half_of_tn_width )
{
thumbnail_group.x = tn_group_mask.x + half_of_tn_width;
}
else if( thumbnail_group.x < tn_group_mask.x - thumbnail_group.width + tn_group_mask.width )
{
thumbnail_group.x = tn_group_mask.x - thumbnail_group.width + tn_group_mask.width;
}

if( mouseY > tn_group_mask.y && mouseY < tn_group_mask.y + tn_group_mask.height )
{
for( j = 0; j < thumbnail_group.numChildren; j++ )
{
current_mc = MovieClip(thumbnail_group.getChildAt(j));
var distance:Number = Math.sqrt(
Math.pow( Math.abs( stage.mouseX - (current_mc.x + thumbnail_group.x) ) , 2)
+ Math.pow( Math.abs( stage.mouseY - (current_mc.y + thumbnail_group.y) ) , 2)
);

new_scale = 1 - ( distance * 0.002 );

current_mc.scaleX += (new_scale - current_mc.scaleX) * 0.2;
current_mc.scaleY += (new_scale - current_mc.scaleY) * 0.2;

if( current_mc.scaleX < default_scale )
current_mc.scaleX = current_mc.scaleY = default_scale;
}
}
else
{
for( j = 0; j < thumbnail_group.numChildren; j++ )
{
current_mc = MovieClip(thumbnail_group.getChildAt(j));

current_mc.scaleX += (default_scale - current_mc.scaleX) * 0.2;
current_mc.scaleY += (default_scale - current_mc.scaleY) * 0.2;
}
}
}[/as]