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')
		.animate({opacity : 0.0}, 2500);
	$next.css({opacity: 0.0}).addClass('active').animate({opacity: 1.0}, 2500, function() {
		$active.removeClass('active last-active');
	});
}

$(function() {
    setInterval( "slideSwitch()", 5000 );
});