/*
# $Id$
*/

$(document).ready(function() {
	initBanners();
});

function initBanners() {

	// Hide all banners
	if($('#banners .banner').size()>1) {
		$('#banners .banner').css({
			opacity: 0,
			'z-index': 1
		});
		currentBanner = $($('#banners .banner')[0]);
		serveBanner();
	}
	else {
		$('#banners .banner').css({
			opacity: 1,
			'z-index': 1,
			visibility: 'visible'
		});
	}
}

var currentBanner = null;
function serveBanner() {
	currentBanner.css('visibility', 'visible').animate({
		opacity: 1
	}, 250).animate({opacity:1}, 3000).animate({opacity:0}, 250, 'linear', function() {
		$(this).css('visibility', 'hidden');
		var next = currentBanner.next('.banner');
		currentBanner = next.length>0 ? $(next) : $($('#banners .banner')[0]);
		serveBanner();
	});
}