images = new Array(4);

images[0] = "<a href = 'http://www.redlightworld.com'><img src='http://www.adultdaq.com/images/banners/redlightworld468x60.gif' alt='Redlight World Adult Services'></a>";

images[1] = "<a href = 'http://www.vipescort.org'><img src='http://www.adultdaq.com/images/banners/vipescort468x60.gif' alt='Vip Escort Directory'></a>";

images[2] = "<a href = 'http://www.walesescorts.com'><img src='http://www.adultdaq.com/images/banners/walesescorts468x60.gif' alt='Wales Escorts'></a>";

images[3] = "<a href = 'http://www.escortmegabucks.com'><img src='http://www.adultdaq.com/images/banners/escortmegabucks468x60.gif' alt='Escort Mega Bucks'></a>";

index = Math.floor(Math.random() * images.length);

document.write(images[index]);