var bgImages = ['images/fandango7a.jpg', 'images/fandango8a.jpg', 'images/header_bg2.jpg', 'images/header_bg3.jpg', 'images/faragon3.jpg'];
var currentBg = bgImages[2];

function rotateBackground() {
	var i=bgImages.indexOf(currentBg);

	if(i>=(bgImages.length-1) ) {
		i=0;
	}
	else {
		i++;
	}


	var fadeOut = new Fx.Morph('header', { duration: 1000, onComplete: function() {
		$('header').setStyle('background-image', 'url(' + bgImages[i] + ')');
		var fadeIn = new Fx.Morph('header', 'opacity', { duration: 1000});
		fadeIn.start({'opacity' : [0.1, 1]});
	}});
	fadeOut.start({'opacity' : 0.1});

	currentBg=bgImages[i];


}

window.addEvent('domready', function() {
	var myImages = new Asset.images(bgImages, {
	    onComplete: function(){
			$('header').setStyle('background-image', 'url(' + currentBg + ')');
			var rotate = rotateBackground.periodical(5000);
	    }
	});

});