function sousMenu(){
      $('#ulToggle').slideToggle('slow');
	}

$(document).ready(function(){
		
		$('.gallery_demo_unstyled').addClass('gallery_demo'); // adds new class name to maintain degradability
		//$('.nav').css('display','none'); // hides the nav initially
		
		$('ul.gallery_demo').galleria({
			history   : false, // deactivates the history object for bookmarking, back-button etc.
			clickNext : false, // helper for making the image clickable. Let's not have that in this example.
			insert    : 'imgProjet', // the containing selector for our main image. 
								   // If not found or undefined (like here), galleria will create a container 
								   // before the ul with the class .galleria_container (see CSS)
			onImage   : function(image,caption,thumb) { // let's add some image effects for demonstration purposes
				
				// fade in the image & caption
				if(! ($.browser.mozilla && navigator.appVersion.indexOf("Win")!=-1) ) { // FF/Win fades large images terribly slow
					image.css('display','none').fadeIn(1000);
				}
				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',1).addClass('selected');
				
				// 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') ? '1' : '0.3';
				
				// fade in the thumbnail when finnished loading
				thumb.css({display:'none',opacity:_fadeTo}).fadeIn(1500);
				
				// hover effects
				thumb.hover(
					function() { thumb.fadeTo('fast',1); },
					function() { _li.not('.active').children('img').fadeTo('fast',0.3); } // don't fade out if the parent is active
				)
			}
		});

			
			
			
			//function() { $('.nav').css('display','block'); } // shows the nav when the image is showing
		//});
	});