var g1 = 0;
var tid = setInterval(mycode, 200);
function mycode() {

  var all = document.getElementsByClassName("objfit");

  g1 = g1 + 1;
  if (g1 > 300)
  {
    g1 = 0;
  }
  
  for (var i=0, max=all.length; i < max; i++) {
      var s = all[i].src;
      var j = s.lastIndexOf("/");
      all[i].src = (s.substring(0, j) + "/" + g1);
  }

  var all = document.getElementsByClassName("objstream");

  for (var i=0, max=all.length; i < max; i++) {
      var s = all[i].src;
      var j = s.lastIndexOf("/");
      all[i].src = (s.substring(0, j) + "/" + g1);
  }

  var pip = document.getElementById("pip");

  if (pip != null)
  {
    var s = pip.style.backgroundImage;
    var j = s.lastIndexOf("/");
    pip.style.backgroundImage = (s.substring(0, j) + "/" + g1 + "\")");
    console.log(pip.style.backgroundImage);
  }

  var pip = document.getElementById("pip1");

  if (pip != null)
  {
    var s = pip.style.backgroundImage;
    var j = s.lastIndexOf("/");
    pip.style.backgroundImage = (s.substring(0, j) + "/" + (g1 + 1) + "\")");
    console.log(pip.style.backgroundImage);
  }
  
}