var openInNewWin = true;
var banners = new Array();
banners[0] = new Banner("http://www.castellionline.it", "Castelli on Line", "banner/1.gif");
banners[1] = new Banner("http://www.castellionline.it/albamedica/", "Albamedica", "banner/2.gif");
banners[2] = new Banner("http://www.castellionline.it", "Castelli Romani", "banner/3.gif");
banners[3] = new Banner("http://www.castellionline.it/servizi.html", "Videoproiezione", "banner/1.jpg");
banners[4] = new Banner("http://www.castellionline.it/albamedica/", "Albamedica", "banner/2.gif");
banners[5] = new Banner("http://www.castellionline.it/listino.pdf", "Listino", "banner/6.gif");
banners[6] = new Banner("http://www.castellionline.it/servizi.html", "Videoproiezioni", "banner/1.jpg");
banners[7] = new Banner("http://www.castellionline.it/albamedica/", "Albamedica", "banner/2.gif");
banners[8] = new Banner("http://www.castellionline.it/albamedica/", "Albamedica", "banner/9.gif");
banners[9] = new Banner("http://www.museicivicialbano.it", "Museo Civico Albano", "banner/10.gif");
function Banner(url, description, image) {
	this.url = url;
	this.description = description;
	this.image = image;
	return this;
}
var bNum = Math.round(Math.random() * (banners.length - 1));
document.write("<a href=\"" + banners[bNum].url + "\"");
if (openInNewWin) {
	document.write(" target=\"_blank\"");
}
document.write(">");
document.write("<img src=\"" + banners[bNum].image + "\" border=\"0\" alt=\"" + banners[bNum].description + "\">");
document.write("</a>");