Update levels.html

jonathan-annett · Aug 1, 2024 · 4e85640 · 4e85640
1 parent 6e0a076
commit 4e85640
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/mcec/speech/levels.html b/mcec/speech/levels.html
@@ -496,8 +496,8 @@
 
     updateTimeout = setTimeout(function dispSeconds(lastAudioSeenAt) {
         const elapsedMsec = Date.now() - lastAudioSeenAt;
-        const elapsed = (elapsedMsec / 1000).toFixed(1);
-        silenceInfo.innerHTML = `silent for ${elapsed} seconds`;
+        const elapsed = (elapsedMsec / 1000);
+        silenceInfo.innerHTML = isNaN(elapsed)  ? '' : `silent for ${elapsed.toFixed(1)} seconds`;
         updateTimeout = setTimeout(dispSeconds, 100,lastAudioSeenAt);
     }, 100, event.detail.lastAudioSeenAt);
 });