flag = 0;

function vClose(vid) {
  document.getElementById('video_title_'+vid).style.left="-500px";
}

function vOpen(vid) {
  if (flag==0) {
    document.getElementById('video_title_'+vid).style.left="50px";
    flag++;
  }
}


function play_load(vid) {
  var player = document.getElementById(vid);
  player.addModelListener("LOADED","muteTracker");
}

function muteTracker(obj) {vOpen(obj.id);};