/* settings */
	var showDuration = 3000;
	var container = $('sideTestimonials');
	var images = container.getElements('div');
	var currentIndex = Math.floor(Math.random()*images.length);
	var repeatCheck = 0;
	var a = 0;
	var interval;
	
	/* opacity and fade */
	images.each(function(div,i){ 
		if(i != currentIndex) {
			div.set('opacity',0);
		}
	});
	
	/* worker */
	function randomizer(a) {											/* randomizes number testimonial, makes sure one doesn't get played twice */
		do {
			a = Math.floor(Math.random()*images.length);
		}
		while (a == repeatCheck);
		return a;
	}
	
	var show = function() {
		images[currentIndex].fade('out');
		repeatCheck = currentIndex;
		currentIndex = randomizer(currentIndex);
		images[currentIndex].fade('in');
	};
	/* start once the page is finished loading */
	window.addEvent('load',function(){
		interval = show.periodical(showDuration);
		$$('div#sideTestimonials').set('opacity',0);							/* sets container div to opacity:0 and visibility:visible; and fades it in */
		$$('div#sideTestimonials').setStyle('visibility', 'visible');
		$$('div#sideTestimonials').fade('in');
	});