Update '12/player.js'

12/player.js

@@ -1,7 +1,7 @@
-var track = document.querySelector("track"), 
-	track_div = document.getElementById("track");
-track.addEventListener('cuechange', function () {
-  let cues = track.track.activeCues;  // array of current cues
+var track = document.querySelector("track_1"), 
+	track_div = document.getElementById("track_1");
+track_1.addEventListener('cuechange', function () {
+  let cues = track_1.track_1.activeCues;  // array of current cues
   console.log("cuechange", cues, cues[0].text, cues[0].startTime, cues[0].endTime);
   var d = JSON.parse(cues[0].text);
   console.log("d",d);