var banners = new Array();
banners[0] =  new Banner("http://www.digitrade.biz", "Il tuo e-business aziendale", "http://www.inter-ware.it/dyna_images/1/1386.gif", true);
banners[1] =  new Banner("http://www.gestecnica.it", "Liberati dai problemi gestionali del tuo ufficio.", "http://www.inter-ware.it/dyna_images/1/1785.gif", true);


function Banner(url, description, image, newwin) {
	this.url = url;
	this.description = description;
	this.image = image;
	this.newwin = newwin;
	return this;
}

var bNum = Math.round(Math.random() * (banners.length -1));

if (banners[bNum].image != "") {
	
	document.write("<a href=\"" + banners[bNum].url + "\"");
	
	if (banners[bNum].newwin) {
		document.write(" target=\"_blank\"");
	}
	document.write(">");
	document.write("<img src=\"" + banners[bNum].image + "\" border=\"1\" alt=\"" + banners[bNum].description + "\">");
	document.write("</a>"); 
	
}