var bannerImageSrc = new Array(
	'/_img/bkgd-header-dia_de_los_muertos.jpg',
	'/_img/bkgd-header-la_jeune.jpg',
	'/_img/bkgd-header-nightingale.jpg',
	'/_img/bkgd-header-skeleton_rocker.jpg'
);
var bannerImage = new Array();

var lastBanner;

function setRandomBanner()
{
	var entropy = Math.floor(Math.random()*bannerImageSrc.length);
	
	if ( lastBanner == undefined )
	{
		lastBanner = bannerImageSrc.length+1;
	} else if ( lastBanner == entropy ) {
		setRandomBanner();
		return true;
	}
	
	if ( $('#header #banner-art-'+entropy ).length < 1 )
	{
		var newBanner = '<img id="banner-art-'+entropy+'" src="'+bannerImageSrc[entropy]+'" style="display:none;" />';
		$('#header').append(newBanner);
	}
	
	$('#header #banner-art-'+lastBanner ).css('z-index', 1000);
	$('#header #banner-art-'+entropy ).css('z-index', 1001);
	
	$('#header #banner-art-'+entropy ).fadeIn(1033, function(){
		$("#header #banner-art-"+lastBanner ).css("display", "none");
		lastBanner = entropy;
	});
	
	setTimeout('setRandomBanner()', 33000);
}

$(document).ready(function() {
	
	for ( i = 0; i < bannerImageSrc.length; i++ )
	{
		bannerImage[i] = new Image();
		bannerImage[i].src = bannerImageSrc[i];
	}
	
	setRandomBanner();
});