jQuery(function($) {
	$('#div-gallery ul').addClass('gallery_demo'); // adds new class name to maintain degradability
	$('.nav').css('display','block'); // 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. 
		onImage   : function() { $('.nav').css('display','none'); } // shows the nav when the image is showing
	});
});