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