var mess = new Array('<img src="/general/images/new/boysrunning.jpg">','<img src="/general/images/new/girlstudyinglibrary.jpg">','<img src="/general/images/new/studentshandsup.jpg">','<img src="/general/images/new/teacherdesk.jpg">','<img src="/general/images/new/threefriends.jpg">','<img src="/general/images/new/threestudentscomputers.jpg">','<img src="/general/images/new/youngstudentart.jpg">','<img src="/general/images/new/youngstudentclass.jpg">','<img src="/general/images/new/teenstudentlockers.jpg">','<img src="/general/images/new/basketball.jpg">','<img src="/general/images/new/teacherchalkboard.jpg">','<img src="/general/images/new/youngboyhomework.jpg">','<img src="/general/images/new/boytakingbus.jpg">','<img src="/general/images/new/trackandfield.jpg">','<img src="/general/images/new/boytakingbus.jpg">','<img src="/general/images/new/motherdaughter.jpg">');
var max = mess.length;
var num = Math.floor((Math.random() * max));
document.writeln(mess[num]);