var nCarousel;
var nScrollOffset = 0;
var nTimer;

function runTest() {
	nCarousel = new UI.Carousel("home_news_header", {
		container: ".news_container",
		previousButton: ".left_arrow",
		nextButton: ".right_arrow"
	});
		
	nScroll();
}

function nScroll() {
	nCarousel.scrollTo(nScrollOffset);
	
	if (nScrollOffset < (nCarousel.elements.length - 1)) {
		nScrollOffset++;
	} else {
		nScrollOffset = 0;
	}
	nTimer = setTimeout('nScroll()', 5000);
}




Event.observe(window, "load", runTest);