var number = 0;
var aux=0;
	window.addEvent('domready', function(){
		$('showcase').getElements('.bigimage').each(function(i,x) {
			i.setStyles({'opacity':'0'});
		});
		$('showcase-nav').getElements('li').each(function(i,x) {
			i.addEvent('mouseover', function(event){	
				aux=0;
				event.stop();
				showshowcase(x);
				number = x;
			});
			i.addEvent('mouseout', function(event){
				aux=1;
				event.stop();
				showshowcase(x);
				number = x;
			});
		});
	});
window.addEvent('load', function(){
	animation();
});
function animation(tipo) {
		var nav = $('showcase-nav');
		if (number > nav.getElements('li').length-1) {number = 0;}
		var fx = nav.effects({duration: 2500, transition: Fx.Transitions.Quart.easeOut});
		fx.start().chain(	
			function(){this.start(showshowcase(number));},
			function(){this.start(number = number + 1);},
			function(){this.start(animation());}
		);
}
function showshowcase(number) {	
	activatethumbnail(number);
	var big = 'showcase-' + number + '-big';
	$('showcase-loader').setStyles({'display':'none'});
	$('showcase').getElements('.bigimage').each(function(i) {
		var fx = $(i).effects({duration: 1000, transition: Fx.Transitions.Quart.easeOut});
		if (i.get('id') !== big) {
			fx.start({'opacity':'0'});
		}
		else {
			fx.start({'opacity':'1'});
		}
	});
}


function activatethumbnail(number) {
	$('showcase-nav').getElements('li').each(function(i,x) {
		if (x == number) {
			i.addClass('active');
		}
		else {
			i.removeClass('active');
		}
	});
}