function actionDeleteSlide($params = '')
{
if (!empty($params['slide_id'])) {
$objSlideshow = new SlideshowModel();
$objSlideshow->deleteSlide($params['slide_id']);
$this->messages[] = array('type' => 'success', 'message' => 'Slide has been deleted.');
} else {
$this->messages[] = array('type' => 'error', 'message' => 'Unknown slide to delete.');
}
if (!empty($params['show_id'])) {
$this->actionEditShow(array('show_id' => intval($params['show_id'])));
} else {
$this->actionIndex();
}
}