Update transcript-tracer.js

transcript-tracer.js

@@ -570,26 +570,33 @@ function handleSelection() {
   while (startWordElementForHighlight.className == "tt-whitespace") {
       startWordElementForHighlight = startWordElementForHighlight.nextElementSibling;
   }
-  // TODO: This could be `undefined`!
+  // This could be `undefined`!
   var startWordIndexForHighlight = startWordElementForHighlight.dataset.ttWord;
+  // This is always defined.
+  var startWordListIndexForHighlight = startWordElementForHighlight.listIndex;
   
   // Used for computing the start seconds
   var startWordElementForTime = startWordElementForHighlight;  
 
   // No time specified for some words --> we compute the starting time with the first element where the time information is provided.
-  // TODO: `nextElementSibling` can go beyond the <p> ... </p>
+  // TODO: `nextElementSibling` can go beyond the <p> ... </p> --> 
   while (startWordElementForTime.className == "tt-whitespace" || (startWordElementForTime.dataset.ttWord === undefined)) {
     startWordElementForTime = startWordElementForTime.nextElementSibling;
   }
-  
+
+  // This is always defined here.
   var startWordIndexForTime = startWordElementForTime.dataset.ttWord;
+  // But let's still get the `listIndex`.
+  var startWordListIndexForTime = startWordIndexForTime.listIndex;
   var startSeconds = ttLinkedDataByMediaUrl[mediaUrl].wordTimings[startWordIndexForTime].startSeconds;
 
   console.log(startWordElement);
   console.log(startWordElementForHighlight);
   console.log(startWordIndexForHighlight);
+  console.log(startWordListIndexForHighlight);
   console.log(startWordElementForTime);
   console.log(startWordIndexForTime);
+  console.log(startWordListIndexForTime);
   console.log(startSeconds);
 
   return