var openInNewWin = true;

var banners = new Array();
banners[0] = new Banner("http://sangiovannisurfgang.cjb.net", "SanGiovanniSurfGang", "http://digilander.libero.it/scienziatapazza/BannerSGSG.gif");
banners[1] = new Banner("http://www.surftolive.com", "SURFtoLIVE", "http://www.sullacresta.it/Index/SURFtoLIVEbanner468_60.gif");
banners[2] = new Banner("http://www.italianrip.it", "Italianrip", "http://www.sullacresta.it/Index/italianrip.gif");
banners[3] = new Banner("http://www.thenoonetribe.com", "TheNoOneTribe", "http://www.sullacresta.it/Index/surfbanner.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>");