<!-- Hide from old browsers

var imagenumber = 12 ;
var randomnumber = Math.random() ;
var rand1 = Math.round( (imagenumber-1) * randomnumber) + 1 ;
images = new Array
images[1] = "art/01.jpg"
images[2] = "art/02.jpg"
images[3] = "art/03.jpg"
images[4] = "art/04.jpg"
images[5] = "art/05.jpg"
images[6] = "art/06.jpg"
images[7] = "art/07.jpg"
images[8] = "art/08.jpg"
images[9] = "art/09.jpg"
images[10] = "art/10.jpg"
images[11] = "art/11.jpg"
images[12] = "art/12.jpg"

var image = images[rand1]
// -- End Hiding Here -->