$(document).ready(function(){
	
	$('.gallery_demo_unstyled').addClass('gallery_demo'); // adds new class name to maintain degradability
	$('.nav').css('display','block'); // hides the nav initially
	
	$('ul.gallery_demo').galleria({
		history   : false, // activates the history object for bookmarking, back-button etc.
		clickNext : true, // helper for making the image clickable
		insert    : '#main_image', // the containing selector for our main image
		onImage   : function(image,caption,thumb) { // let's add some image effects for demonstration purposes
			
			// fade in the image & caption
			image.css('display','none').fadeIn(500);
			//caption.css('display','none').fadeIn(1000);
			
			// fetch the thumbnail container
			var _li = thumb.parents('li');
			
			// fade out inactive thumbnail
			_li.siblings().children('img.selected').fadeTo(500,0.3);
			
			// fade in active thumbnail
			//thumb.fadeTo('fast',0.3).addClass('selected');
			
			//reactive event
			for(var i=0; i<$('.gallery_demo_unstyled li').length;i++){
				if($('.gallery_demo_unstyled li').eq(i).not('.active')){
					$('.gallery_demo_unstyled li').eq(i).not('.active').children('img').fadeTo('fast',1);
				}else{
					$('.gallery_demo_unstyled li').eq(i).is('.active').children('img').fadeTo('fast',0.3);
				}
			}
			
			// add a title for the clickable image
			//image.attr('title','next image >>');
		},
		onThumb : function(thumb) { // thumbnail effects goes here
			
			// fetch the thumbnail container
			var _li = thumb.parents('li');
			
			// if thumbnail is active, fade all the way.
			var _fadeTo = _li.is('.active') ? '0.3' : '1';
			
			// fade in the thumbnail when finnished loading
			thumb.css({display:'none',opacity:_fadeTo}).fadeIn(1500);
			
			// hover effects
			thumb.hover(
				function() { thumb.fadeTo('fast',0.3); },
				function() { _li.not('.active').children('img').fadeTo('fast',1); } // don't fade out if the parent is active
			)
		}
	});
});



/*function resetActive(){//ループ処理
	_li.not('.active').children('img').fadeTo('fast',1);
}*/