images = new Array(7);
images[0] = '<img src="pictures/08.jpg" height="86">';
images[1] = '<img src="pictures/09.jpg" height="86">';
images[2] = '<img src="pictures/10.jpg" height="86">';
images[3] = '<img src="pictures/11.jpg" height="86">';
images[4] = '<img src="pictures/12.jpg" height="86">';
images[5] = '<img src="pictures/13.jpg" height="86">';
images[6] = '<img src="pictures/14.jpg" height="86">';
index = Math.floor(Math.random() * images.length);
document.write(images[index]);