$(document).ready(function () {
	var $featured = $("a#buttonFeatured"); //prev button
	var $prev = $("a#buttonLeft"); //prev button
	var $next = $("a#buttonRight"); //next button
	$featured.fadeIn(1000);
	// scroll articles
	$("#slides").serialScroll({
		items: 'li',
		prev: '.prev',
		next: '.next',
		start: 0, 
		step: 1,
		duration: 400,
		stop: true,
		lock: false,
		force: true,
		easing: 'easeOutQuad',
		cycle: false,
		axis: 'x',
		offset: 0,
		onBefore:function( e, elem, $pane, $items, pos ){
			$prev.add($next).fadeIn(1000);
			if( pos == 0 )
				$prev.add($next).fadeOut(200);
			else if( pos >= $items.length-1 )
				$next.fadeOut(200);
		}
	});
});