var tDelay = 5000;
var next = (current + 1) % count;
var active = true;

$("#headerBanner1").css("background-image", "url("+bannerPath+headerBanners[current]+")");
$("#headerBanner2").css("background-image", "url("+bannerPath+headerBanners[next]+")");
$("#mainBanner1").css("background-image", "url("+bannerPath+mainBanners[current]+")");
$("#mainBanner2").css("background-image", "url("+bannerPath+mainBanners[next]+")");

function switchBanner() {
	next = (current + 2) % count;
	if (active) {
		$("#headerBanner1").fadeOut(tDelay, function() { $("#headerBanner1").css("background-image", "url("+bannerPath+headerBanners[next]+")"); });
		$("#headerBanner2").fadeIn(tDelay);
		$("#mainBanner1").fadeOut(tDelay, function() { $("#mainBanner1").css("background-image", "url("+bannerPath+mainBanners[next]+")"); });
		$("#mainBanner2").fadeIn(tDelay);
	}
	else {
		$("#headerBanner2").fadeOut(tDelay, function() { $("#headerBanner2").css("background-image", "url("+bannerPath+headerBanners[next]+")"); });
		$("#headerBanner1").fadeIn(tDelay);
		$("#mainBanner2").fadeOut(tDelay, function() { $("#mainBanner2").css("background-image", "url("+bannerPath+mainBanners[next]+")"); });
		$("#mainBanner1").fadeIn(tDelay);
	}
	current = (current + 1) % count;
	active = !active;
}

$(document).ready(function() {
	setInterval(switchBanner, 30000);
});