var openInNewWin = true;

var banners = new Array();
banners[0] = new Banner("http://www.net-space.it", "banner 00", "ns_ban/n_s000.gif");
banners[1] = new Banner("http://www.net-space.it", "banner 01", "ns_ban/n_s001.gif");
banners[2] = new Banner("http://www.net-space.it", "banner 02", "ns_ban/n_s002.gif");
banners[3] = new Banner("http://www.net-space.it", "banner 03", "ns_ban/n_s003.gif");
banners[4] = new Banner("http://www.net-space.it", "banner 04", "ns_ban/n_s004.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=\"_self\"");
}
document.write(">");
document.write("<img src=\"" + banners[bNum].image + "\" border=\"0\" alt=\"" + banners[bNum].description + "\">");
document.write("</a>");