$(document).ready(function() {

	slideShow(8000);

	$('.gnav').click( function (){
		var id = $(this).attr("alt")-1;
		$('ul.slideshow li').removeClass("show");
		$('ul.slideshow #gal_'+id).addClass("show");
		gallery();
		clearInterval(timer);
		timer = setInterval('gallery()',8000);
	});
});

function slideShow(speed) {

	$('ul.slideshow').append('<li id="slideshow-caption" class="caption"><a href="#" title=""><div class="slideshow-caption-container"><h3></h3><p></p></div></li></a>');
	$('ul.slideshow li').css({opacity: 0.0});
	$('ul.slideshow li:first').css({opacity: 1.0});
	$('#slideshow-caption h3').html($('ul.slideshow a:first').find('img').attr('title'));
	$('#slideshow-caption p').html($('ul.slideshow a:first').find('img').attr('alt'));
	$('#slideshow-caption a').attr('href', $('ul.slideshow a:first').attr('href'));
	$('#slideshow-caption a').attr('title', $('ul.slideshow a:first').find('img').attr('title'));

	$('#slideshow-caption').css({opacity: 0.7, bottom:0});

	timer = setInterval('gallery()',speed);

	$('ul.slideshow').hover(
		function () {
			clearInterval(timer);
		},
		function () {
			timer = setInterval('gallery()',speed);
		}
	);
}

function gallery() {

	var current = ($('ul.slideshow li.show')?  $('ul.slideshow li.show') : $('#ul.slideshow li:first'));
	var next = ((current.next().length) ? ((current.next().attr('id') == 'slideshow-caption')? $('ul.slideshow li:first') :current.next()) : $('ul.slideshow li:first'));
	var title = next.find('img').attr('title');
	var desc = next.find('img').attr('alt');
	var url = next.find('a').attr('href');
	next.css({opacity: 0.0}).addClass('show').animate({opacity: 1.0}, 1000);

	$('#slideshow-caption').slideUp(300, function () {
		
		$('#slideshow-caption h3').html(title);
		$('#slideshow-caption p').html(desc);
		$('#slideshow-caption a').attr('href',url);
		$('#slideshow-caption a').attr('title',title);
		if (desc != undefined && desc != ''){
			$('#slideshow-caption').slideDown(500);
		}
	});

	current.animate({opacity: 0.0}, 1000).removeClass('show');

}