add debug code

templates/browser-detect.html

@@ -763,6 +763,7 @@
         function enableCam(event) {
             if (!handLandmarker || !letterDetector) {
                 console.log("Wait! objectDetector not loaded yet.");
+                console.log(letterDetector)
                 document.getElementById('webcamButton').innerHTML='<span>Retry</span>'
                 return;
             }