var mess = new Array('<img src="images/windpic1.jpg" width="510" height="180">','<img src="images/windpic2.jpg" width="510" height="180">','<img src="images/windpic3.jpg" width="510" height="180">','<img src="images/windpic4.jpg" width="510" height="180">','<img src="images/windpic5.jpg" width="510" height="180">','<img src="images/windpic6.jpg" width="510" height="180">','<img src="images/windpic7.jpg" width="510" height="180">','<img src="images/windpic8.jpg" width="510" height="180">','<img src="images/windpic9.jpg" width="510" height="180">','<img src="images/windpic10.jpg" width="510" height="180">','<img src="images/windpic11.jpg" width="510" height="180">');
var max = mess.length;
var num = Math.floor((Math.random() * max));
document.writeln(mess[num]);
                    // JavaScript Document