// JavaScript Document
var randnum = Math.random();
var inum = 7;
var rand1 = Math.round(randnum * (inum-1)) + 1;
images = new Array
images[1] = "background:url(img/fd-lign1-1.jpg)";
images[2] = "background:url(img/fd-lign1-2.jpg)";
images[3] = "background:url(img/fd-lign1-3.jpg)";
images[4] = "background:url(img/fd-lign1-4.jpg)";
images[5] = "background:url(img/fd-lign1-5.jpg)";
images[6] = "background:url(img/fd-lign1-6.jpg)";
images[7] = "background:url(img/fd-lign1-1.jpg)";

var image = images[rand1];

document.write('<style type="text/css">\n');
document.write('.randomimage{'+image+'}\n');
document.write('<\/style>');