arphotos=new Array(
  "photos/img1.jpg",
  "photos/img2.jpg",
  "photos/img3.jpg",
  "photos/img4.jpg",
  "photos/img5.jpg",
  "photos/img6.jpg",
  "photos/img7.jpg",
  "photos/img8.jpg"
);

rand=Math.floor(arphotos.length*Math.random());
document.write('<p align="center"><img src="'+arphotos[rand]+'" width="368" height="224" align="middle" alt="Rotating Photos of The College of Education, Health and Human Sciences"></p>');