window.addEvent('domready', function() {
	/* settings */
	var showDuration = 10000;
	var container = $('slideshow-container');
	var container2 = $('slideshow-container2');
	var images = container.getElements('img');
	var images2 = container2.getElements('img');
	var currentIndex = 0;
	var currentIndex2 = 0;
	var interval;
	var interval2;
	/* opacity and fade */
	images.each(function(img,i){ 
		if(i > 0) {
			img.set('opacity',0);
		}
	});
	images2.each(function(img,j){ 
		if(j > 0) {
			img.set('opacity',0);
		}
	});
	/* worker */
	var show = function() {
		images[currentIndex].fade('out');
		images[currentIndex = currentIndex < images.length - 1 ? currentIndex+1 : 0].fade('in');
	};
	var show2 = function() {
		images2[currentIndex2].fade('out');
		images2[currentIndex2 = currentIndex2 < images2.length - 1 ? currentIndex2+1 : 0].fade('in');
	};
	/* start once the page is finished loading */
	window.addEvent('load',function(){
		interval = show.periodical(showDuration);
		interval2 = show2.periodical(showDuration);
	});
});