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diff --git a/webapps/qooxdoo-0.6.3-sdk/frontend/framework/source/class/qx/io/image/Preloader.js b/webapps/qooxdoo-0.6.3-sdk/frontend/framework/source/class/qx/io/image/Preloader.js
deleted file mode 100644
index 928795cc01..0000000000
--- a/webapps/qooxdoo-0.6.3-sdk/frontend/framework/source/class/qx/io/image/Preloader.js
+++ /dev/null
@@ -1,197 +0,0 @@
-/* ************************************************************************
-
- qooxdoo - the new era of web development
-
- http://qooxdoo.org
-
- Copyright:
- 2004-2006 by 1&1 Internet AG, Germany, http://www.1and1.org
-
- License:
- LGPL 2.1: http://www.gnu.org/licenses/lgpl.html
-
- Authors:
- * Sebastian Werner (wpbasti)
- * Andreas Ecker (ecker)
-
-************************************************************************ */
-
-/* ************************************************************************
-
-#module(ui_core)
-
-************************************************************************ */
-
-/**
- * This is the preloader used from qx.ui.basic.Image instances.
- *
- * @event load {qx.event.type.Event}
- * @event error {qx.event.type.Event}
- */
-qx.OO.defineClass("qx.io.image.Preloader", qx.core.Target,
-function(vSource)
-{
- if(qx.manager.object.ImagePreloaderManager.getInstance().has(vSource))
- {
- this.debug("Reuse qx.io.image.Preloader in old-style!");
- this.debug("Please use qx.manager.object.ImagePreloaderManager.getInstance().create(source) instead!");
-
- return qx.manager.object.ImagePreloaderManager.getInstance().get(vSource);
- }
-
- qx.core.Target.call(this);
-
- // Create Image-Node
- // Does not work with document.createElement("img") in Webkit. Interesting.
- // Compare this to the bug in qx.ui.basic.Image.
- this._element = new Image;
-
- // This is needed for wrapping event to the object
- this._element.qx_ImagePreloader = this;
-
- // Define handler if image events occurs
- if (qx.sys.Client.getInstance().isWebkit())
- {
- // Webkit as of version 41xxx
- // does not get the target right. We need to help out a bit
- // ugly closure!
- var self = this;
- this._element.onload = function(e) {
- return self._onload(e);
- };
- this._element.onerror = function(e) {
- return self._onerror(e);
- };
- }
- else
- {
- this._element.onload = qx.io.image.Preloader.__onload;
- this._element.onerror = qx.io.image.Preloader.__onerror;
- }
-
- // Set Source
- this._source = vSource;
- this._element.src = vSource;
-
- // Set PNG State
- if (qx.sys.Client.getInstance().isMshtml()) {
- this._isPng = /\.png$/i.test(this._element.nameProp);
- }
-
- qx.manager.object.ImagePreloaderManager.getInstance().add(this);
-});
-
-
-
-
-/*
----------------------------------------------------------------------------
- STATE MANAGERS
----------------------------------------------------------------------------
-*/
-
-qx.Proto._source = null;
-qx.Proto._isLoaded = false;
-qx.Proto._isErroneous = false;
-
-
-
-
-
-/*
----------------------------------------------------------------------------
- CROSSBROWSER GETTERS
----------------------------------------------------------------------------
-*/
-
-qx.Proto.getUri = function() { return this._source; };
-qx.Proto.getSource = function() { return this._source; };
-qx.Proto.isLoaded = function() { return this._isLoaded; };
-qx.Proto.isErroneous = function() { return this._isErroneous; };
-
-// only used in mshtml: true when the image format is in png
-qx.Proto._isPng = false;
-qx.Proto.getIsPng = function() { return this._isPng; };
-
-if(qx.sys.Client.getInstance().isGecko())
-{
- qx.Proto.getWidth = function() { return this._element.naturalWidth; };
- qx.Proto.getHeight = function() { return this._element.naturalHeight; };
-}
-else
-{
- qx.Proto.getWidth = function() { return this._element.width; };
- qx.Proto.getHeight = function() { return this._element.height; };
-}
-
-
-
-
-
-/*
----------------------------------------------------------------------------
- EVENT MAPPING
----------------------------------------------------------------------------
-*/
-
-qx.io.image.Preloader.__onload = function(e) { this.qx_ImagePreloader._onload(); };
-qx.io.image.Preloader.__onerror = function(e) { this.qx_ImagePreloader._onerror(); };
-
-qx.Proto._onload = function()
-{
- if (this._isLoaded || this._isErroneous) {
- return;
- }
-
- this._isLoaded = true;
- this._isErroneous = false;
-
- if (this.hasEventListeners("load")) {
- this.dispatchEvent(new qx.event.type.Event("load"), true);
- }
-}
-
-qx.Proto._onerror = function()
-{
- if (this._isLoaded || this._isErroneous) {
- return;
- }
-
- this.debug("Could not load: " + this._source);
-
- this._isLoaded = false;
- this._isErroneous = true;
-
- if (this.hasEventListeners("error")) {
- this.dispatchEvent(new qx.event.type.Event("error"), true);
- }
-}
-
-
-
-
-
-
-/*
----------------------------------------------------------------------------
- DISPOSER
----------------------------------------------------------------------------
-*/
-
-qx.Proto.dispose = function()
-{
- if(this.getDisposed()) {
- return;
- }
-
- if (this._element)
- {
- this._element.onload = this._element.onerror = null;
- this._element.qx_ImagePreloader = null;
- this._element = null;
- }
-
- this._isLoaded = this._isErroneous = this._isPng = false;
-
- return qx.core.Target.prototype.dispose.call(this);
-}