/* (non-Javadoc)
* @see javax.servlet.GenericServlet#init()
*/
@Override
public void init() throws ServletException {
cs = new ConfigurableCaptchaService();
int width = NumberUtils.toInt(this.getInitParameter("width"), WIDTH);
int height = NumberUtils.toInt(this.getInitParameter("height"), HEIGHT);
cs.setWidth(width);
cs.setHeight(height);