var mess = new Array('<img src="p_a.jpg" width="352" height="322" id="photo" />','<img src="p_b.jpg" width="352" height="322" id="photo" />','<img src="p_c.jpg" width="352" height="322" id="photo" />','<img src="p_d.jpg" width="352" height="322" id="photo" />','<img src="m_a.jpg" width="352" height="322" id="photo" />','<img src="m_b.jpg" width="352" height="322" id="photo" />','<img src="m_c.jpg" width="352" height="322" id="photo" />', '<img src="m_d.jpg" width="352" height="322" id="photo" />','<img src="f_a.jpg" width="352" height="322" id="photo" />','<img src="f_b.jpg" width="352" height="322" id="photo" />','<img src="f_c.jpg" width="352" height="322" id="photo" />','<img src="f_d.jpg" width="352" height="322" id="photo" />');
var max = mess.length;
var num = Math.floor((Math.random() * max));
document.writeln(mess[num]);
                    