anchor.diff:  
     VIZABI_OPTIONS.bind['change:state.time.playing'] = function(evt, path) {
       var playing = evt.source;
  -    if (playing) {
  +    if (playing.value) {
         playButton.onclick = pause;
         playButton.setAttribute("data-tooltip", "Pause");
         removeClass(playButtonIcon, 'fa-play');
  
positive.code:   VIZABI_OPTIONS.bind['change:state.time.record'] = function(evt, path) {
      var recButton = document.getElementById("vzbp-btn-record");
      var recButtonIcon = recButton.querySelectorAll("i")[0];
      if (time.record) {
        recButton.onclick = recstop;
        recButton.setAttribute("data-tooltip", "Stop");
        removeClass(recButtonIcon, 'fa-bullseye');
  
negative.code: 
    var langButton = document.getElementById("vzbp-btn-lang");
  
    VIZABI_OPTIONS.bind['change:language.id'] = function(evt, path) {
      var lang = evt.source;
      if (lang.value === "en") {
        langButton.onclick = function() { language('se'); };
        langButton.setAttribute("data-tooltip", "Set Lang: SE");
        langButton.setAttribute("data-next_lang", 'se');
  