diff --git a/app/assets/javascripts/fakeJamClient.js b/app/assets/javascripts/fakeJamClient.js
index 2fba77f57..62ad195c2 100644
--- a/app/assets/javascripts/fakeJamClient.js
+++ b/app/assets/javascripts/fakeJamClient.js
@@ -8,11 +8,12 @@
         logger.info("*** Fake JamClient instance initialized. ***");
 
         function testLatency(client, callbackFunctionName) {
+            logger.debug("Fake JamClient: testLatency called with client, " + client + " and callback function name: " + callbackFunctionName);
             var response = {
                 id: client.id,
                 latency: 50
             };
-            var js = callbackFunctionName + "(" + response + ");";
+            var js = callbackFunctionName + "(" + JSON.stringify(response) + ");";
             eval(js);
         }
 
diff --git a/app/assets/javascripts/testBridge.js b/app/assets/javascripts/testBridge.js
index f271ef94c..a7d27b5d7 100644
--- a/app/assets/javascripts/testBridge.js
+++ b/app/assets/javascripts/testBridge.js
@@ -76,14 +76,13 @@
 
         function testLatencyHandler(evt) {
             var clientId = $(selectors.testLatency + ' input[type="text"]').val();
-            logger.debug('testLatencyHandler: clientId: ' + clientId);
-            logger.debug('TODO: need to change TestLatency to accept string function name');
-            // TODO: Change 2nd param to string like below. Update fakeJamClient
-            // and any tests that break to take a string naming the function to call.
-            //context.jamClient.TestLatency(clientId, 'JK.TestBridgeLatencyResponse');
+            logger.debug('testBridge Screen: testLatencyHandler: clientId: ' + clientId);
+            var jsFunction = "JK.TestBridgeLatencyResponse";
+            context.jamClient.TestLatency(clientId, jsFunction);
         }
 
         function latencyResponse(response) {
+            logger.debug("latencyResponse, called from jamClient: " + response);
             var latency = response.latency;
             $(selectors.testLatencyResponse).html(latency);
         }
diff --git a/app/views/clients/_testBridge.html.erb b/app/views/clients/_testBridge.html.erb
index 35c456492..c4687217b 100644
--- a/app/views/clients/_testBridge.html.erb
+++ b/app/views/clients/_testBridge.html.erb
@@ -19,7 +19,7 @@
             <input type="button" value="Join!"/>
         </label>
     </div>
-    <div id="testBridge-TestLatency">
+    <div id="testBridge-TestLatency" style="clear:both;">
         <h2>TestLatency</h2>
         <label>Client ID (to ping)
             <input type="text" style="width:300px"/>