var url = 'http://www.fri-vol.com';
var banners = new Array( 'http://www.fri-vol.com/468x60/468x60-001.gif', 'http://www.fri-vol.com/468x60/468x60-004.gif', 'http://www.fri-vol.com/468x60/468x60-005.gif' );
var r = Math.round(Math.random() * (banners.length-1));
var banner = banners[r];
document.write('<a target="_blank" href="'+url+'"><img src="'+banner+'" style="border: 0" alt="Fri-vol.com!" /></a>');