final byte[] pngFile = TextPngCreator.createPng("Sleek", 25, "000000", email);
final byte[] pngFile = TextPngCreator.createPng("arial", 12, "000000", email);
    public ActionForward emailPng(ActionMapping mapping, ActionForm actionForm,            HttpServletRequest request, HttpServletResponse response) throws Exception {        final String email = getEmailString(request);        final byte[] pngFile = TextPngCreator.createPng("Sleek", 25, "000000", email);        response.setContentType("image/png");        response.getOutputStream().write(pngFile);        response.getOutputStream().close();        return null;    }