var imagenumber = 8 ;
var randomnumber = Math.random() ;
var rand1 = Math.round( (imagenumber-1) * randomnumber) + 1 ;
images = new Array
images[1] = "images/01.jpg"
images[2] = "images/02.jpg"
images[3] = "images/03.jpg"
images[4] = "images/04.jpg"
images[5] = "images/05.jpg"
images[6] = "images/06.jpg"
images[7] = "images/02.jpg"
images[8] = "images/03.jpg"
var image = images[rand1] ;
var linknumber = 8 ;
var img1 = Math.round( (linknumber-1) * randomnumber) + 1 ;
links = new Array
links[1] = "test.html"
links[2] = "test.html"
links[3] = "test.html"
links[4] = "test.html"
links[5] = "test.html"
links[6] = "test.html"
links[7] = "test.html"
links[8] = "test.html"

var link = links[img1];
document.write('<a href="' + link + '"><img src="' + image + '" border="0"></a>') ;