slideshow={
	playing:false,
	interval:null,
	curSlide:1,
	frame:'slideshow',
	play:function(seconds){
		slideshow.interval = setInterval("slideshow.next()",1000*seconds);
		slideshow.playing = true;
	},
	stop:function(){
		clearInterval(slideshow.interval);
		slideshow.playing = false;
	},
	next:function(){
		var box = document.getElementById(slideshow.frame);
		slides = box.childNodes;
		var nextSlide = 1;
		for(i=0;i<slides.length;i++){
			if(slides[i].id == "slide-"+(slideshow.curSlide+1)){
				nextSlide = slideshow.curSlide+1
				break;
			}
		}
		Effect.toggle("slide-"+slideshow.curSlide,"appear",{duration:1});
		Effect.toggle("slide-"+nextSlide,"appear",{duration:1});
		slideshow.curSlide = nextSlide;
	}
}