$(document).ready(function() {		
	
	//Execute the slideShow
	slideShow();

	$('#photo').mouseover(function(e){
		clearInterval(interval);
	});
	
	$('#photo').mouseout(function(e){
		setDelay();
	});
	
	$('#photo_nav').click(function(e){
		
		e.preventDefault();
		clearInterval(interval);
		
		var current = $('#photo a.show');
		
		//Set the fade in effect for the next image, show class has higher z-index
		$('#photo a[rel="'+e.target.rel+'"]').css({opacity: 0.0})
		.addClass('show')
		.animate({opacity: 1.0}, 1000);
		
		$('#photo_nav a.active').removeClass('active');
		$('#photo_nav a[rel="'+e.target.rel+'"]').addClass('active');
		//alert($('#photo a[rel="'+e.target.rel+'"]').attr('rel'));

		//Hide the current image
		current.animate({opacity: 0.0}, 1000)
		.removeClass('show');
		
		setDelay();
		
	});
	
	
});

var interval = 0;

function slideShow() {

	//Set the opacity of all images to 0
	$('#photo a').css({opacity: 0.0});
	
	//Get the first image and display it (set it to full opacity)
	$('#photo a:first').css({opacity: 1.0});
	
	$('#photo_nav a:first').addClass('active');
	
	//Set the caption background to semi-transparent
	//$('#photo .caption').css({opacity: 0.7});

	//Resize the width of the caption according to the image width
	//$('#photo .caption').css({width: $('#photo a').find('img').css('width')});
	
	//Get the caption of the first image from REL attribute and display it
	//$('#photo .content').html($('#photo a:first').find('img').attr('rel'))
	//.animate({opacity: 0.7}, 400);
	
	//Call the gallery function to run the slideshow, 6000 = change to next image after 6 seconds
	setDelay();
	
}

function setDelay() {
	interval = setInterval('gallery()',6000);
}

function gallery() {
	
	//if no IMGs have the show class, grab the first image
	var current = ($('#photo a.show')?  $('#photo a.show') : $('#photo a:first'));

	//Get next image, if it reached the end of the slideshow, rotate it back to the first image
	var next = ((current.next().length) ? ((current.next().hasClass('caption'))? $('#photo a:first') :current.next()) : $('#photo a:first'));	
	
	//Get next image caption
	//var caption = next.find('img').attr('rel');	
	
	//Set the fade in effect for the next image, show class has higher z-index
	next.css({opacity: 0.0})
	.addClass('show')
	.animate({opacity: 1.0}, 1000);

	//Hide the current image
	current.animate({opacity: 0.0}, 1000)
	.removeClass('show');
	
	$('#photo_nav a.active').removeClass('active');
	$('#photo_nav a[rel="'+next.attr('rel')+'"]').addClass('active');
	
	//Set the opacity to 0 and height to 1px
	//$('#photo .caption').animate({opacity: 0.0}, { queue:false, duration:0 }).animate({height: '1px'}, { queue:true, duration:300 });	
	
	//Animate the caption, opacity to 0.7 and heigth to 100px, a slide up effect
	//$('#photo .caption').animate({opacity: 0.7},100 ).animate({height: '100px'},500 );
	
	//Display the content
	//$('#photo .content').html(caption);
	
}