function slideSwitch() {
	var $active = $('#slideshow IMG.active');

	if ($active.length == 0) $active = $('#slideshow IMG:last');

	var $next = $active.next().length ? $active.next()
: $('#slideshow IMG:first');

	$active.addClass('last-active');

	$next.css({ opacity: 0.0 })
.addClass('active')
.animate({ opacity: 1.0 }, 1000, function () {
	$active.removeClass('active last-active');
});
}

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