Update transcript-tracer.js

transcript-tracer.js

@@ -600,6 +600,12 @@ function handleSelection() {
     if (parseInt(index) > parseInt(endWordIndex)) {
         break;  
     }
+    if (isWhite) {
+      var nextIndex = currentWordElement.nextElementSibling.dataset.ttWord;
+      if (parseInt(nextIndex) > parseInt(endWordIndex)) {
+        break;  
+      }
+    }
     console.log(currentWordElement);
     currentWordElement = currentWordElement.nextElementSibling;