/* ------------------------------------------------------------------------
	Slideshow
	
	Sourced: http://www.queness.com/post/152/simple-jquery-image-slide-show-with-semi-transparent-caption
	Modified: Kook Multimedia 2011
	
	Copyright: Feel free to redistribute the script/modify it, as
			   long as you leave my infos at the top.
------------------------------------------------------------------------- */


function slideShow() {

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

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

function gallery() {
	
	//if no IMGs have the show class, grab the first image
	var current = ($('#gallery a.show')?  $('#gallery a.show') : $('#gallery 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'))? $('#gallery a:first') :current.next()) : $('#gallery 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');
	
	//Set the opacity to 0 and height to 1px
	$('#gallery .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
	$('#gallery .caption').animate({opacity: 0.7},60 ).animate({height: '60px'},500 );
	
	//Display the content
	$('#gallery .content').html(caption);
	
	
}