/** Stop the slideshow */
public void stopSlideshow() {
if (timer != null) {
timer.cancel();
timer = null;
slideshowRunning = false;
}
}
/** Start the slideshow */
public void startSlideshow() {
if (timer == null) {
timer = new LightboxImageTimer();
timer.scheduleRepeating(slideshowDelayInSeconds * 1000);
slideshowRunning = true;
}
}