$(document).ready(
			function(){
				$('ul#portfolio').innerfade({
				speed: 2000,
				timeout: 3000,
				type: 'sequence',
				containerheight: '221px'
			});

			// serve per rendere visibile il div che carica le foto in dissolvenza
			var portfolio = getElement('portfolio');
			portfolio.style.display='block';				
	});