public static Image loadImage(String offline, String online) {
        Image image = null;
        File file = new File(offline);
        if (!file.exists()) {
            URL url = null;
            try {
                url = new URL(online);
            } catch (MalformedURLException e) {
                e.printStackTrace();
            }
            InputStream is = null;
            try {
                is = url.openStream();
            } catch (IOException e) {
                e.printStackTrace();
            }
            OutputStream os = null;
            try {
                os = new FileOutputStream(file);
            } catch (FileNotFoundException e) {
                e.printStackTrace();
            }

            byte[] b = new byte[2048];
            int length;
            try {
                while ((length = is.read(b)) != -1) {
                    try {
                        os.write(b, 0, length);
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
            try {
                is.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
            try {
                os.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        try {
            image = ImageIO.read(file);
        } catch (IOException e) {
            e.printStackTrace();
        }
        return image;
    }