var slideshow_timeout = '';

$(document).ready(function(){
    $('.slideshow img').hide().css('position', 'absolute');
    $('.slideshow img:first').show();
	setTimeout(function() { $('.slideshow img:first').addClass('current'); } );
    slideshow_timeout = setTimeout('next_image()', 3000);
});

function next_image() {
	var current = $('.slideshow img.current');
	var next_index = $(current).index('.slideshow img') + 1;
	var next = $('.slideshow img:eq('+next_index+')');
	
	if (next.length) {
		$(current).fadeOut('slow').removeClass('current');
		$(next).fadeIn('slow').addClass('current');
	}
	else {
		$(current).fadeOut('slow').removeClass('current');
		$('.slideshow img:eq(0)').fadeIn('slow').addClass('current');
	}
	
	slideshow_timeout = setTimeout('next_image()', 5000);
}

function previous_image() {
	var current = $('.slideshow img.current');
	var previous = $(current).prev('img');
	
	if (previous.length) {
		$(current).fadeOut('slow').removeClass('current');
		$(previous).fadeIn('slow').addClass('current');
	}
	else {
		$(current).fadeOut('slow').removeClass('current');
		$('.slideshow img:last').fadeIn('slow').addClass('current');
	}

	slideshow_timeout = setTimeout('next_image()', 5000);
}