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');
		});
}

$(function() {
	if($('#slideshow').length) {
		setInterval('slideSwitch()', 5000);
	}
});