$(function() {
	setInterval(slideSwitch, 4000);
});

function slideSwitch() {
	var $active = $('#slideshow li.active');
	
	if($active.length == 0) {
		$active = $('#slideshow li:last');
	}
	
	var $next = $active.next().length ? $active.next() : $('#slideshow li:first');
	
	
	$active.addClass('last-active');
	
	$next.css({opacity: 0.0}).addClass('active').animate({ opacity: 1.0 }, 1000, function() {
		$active.removeClass('active last-active');
	});
}