for (var i=0; i < MNHC_Banners.length; i++) {
	MNHC_Banners[i][2] = -1;
}

var banner_timeout;
if (banner_timeout==undefined) {
	banner_timeout = 4000;
}

function cycleBanner() {
	for (var i=0; i < MNHC_Banners.length; i++) {
		var banner = MNHC_Banners[i];

		banner[2] = (banner[2] + 1) % banner[1].length;

		document.getElementById(banner[0]).src = banner[1][banner[2]];

	}
	window.setTimeout(cycleBanner, banner_timeout);
}


if (window.addEventListener) {
	window.addEventListener("load", cycleBanner, false);
}
else if (window.attachEvent) {
	// crappy IE
	window.attachEvent("onload", cycleBanner);
}