addSVGLoadEventDispatcherListener(new SVGLoadEventDispatcherAdapter() {

            public void svgLoadEventDispatchStarted(
                    SVGLoadEventDispatcherEvent e) {
                // At this time the document is available...
                document = getSVGDocument();
                // ...and the window object too.
                window = getUpdateManager().
                        getScriptingEnvironment().createWindow();

            }
        });