// IMMAGINI RANDOM HEAD
function image() {};
image = new image();
number = 0;
image[number++] = "<img src='img/bk_head1.jpg' />"
image[number++] = "<img src='img/bk_head2.jpg' />"
image[number++] = "<img src='img/bk_head3.jpg' />"
increment = Math.floor(Math.random() * number);