image = new Array(1);
link = new Array(1);
image[0] = 'http://www.pitstop.com.fr/pub/carre2.gif border="0"'
image[1] = 'http://www.pitstop.com.fr/pub/carre3.gif border="0"'

link[0] = 'http://www.warm-upf1.com target=_blank'
link[1] = 'http://www.pitstop.com.fr/photos./'

index = Math.floor(Math.random() * image.length);
document.write("<A HREF="+link[index]+">");
document.write("<IMG SRC="+image[index]+"></A>");