var pics = {};

pics.randomPic = function () {
  var maxpics = 16;
  if (document.images) {
    var now = new Date();
    var pobj = document.getElementById ('randompic');
    var rnum = Math.floor (Math.random () * maxpics) + 1;
    pobj.src = '/jeff_web_images/jc_' + rnum + '.jpg' + '#' + now;
  }
  setTimeout('pics.randomPic()',10000);
}