System.err.println("Attribute: "+attribute+", Element: "+elementName);
    private void analyzeInformation(String attribute, String elementName)    {        BrowserModel browserModel = model.getInfoSource();        List thumbnails = browserModel.getThumbnails();        Thumbnail[] ts = new Thumbnail[thumbnails.size()];        thumbnails.toArray(ts);        System.err.println("Attribute: "+attribute+", Element: "+elementName);        double[] stats = RangeChecker.getGlobalMinMax(ts,attribute,elementName);        gradient.setMin(stats[0]);        gradient.setMax(stats[1]);        recalibrateScale();    }