slist.addSlidePersistAtom(sp);
// Create a new Slide
Slide slide = new Slide(sp.getSlideIdentifier(), sp.getRefID(), _slides.length + 1);
slide.setSlideShow(this);
slide.onCreate();
// Add in to the list of Slides
Slide[] s = new Slide[_slides.length + 1];
System.arraycopy(_slides, 0, s, 0, _slides.length);
s[_slides.length] = slide;