diff --git a/xwords4/common/device.c b/xwords4/common/device.c
index a1eac9c18..59718d085 100644
--- a/xwords4/common/device.c
+++ b/xwords4/common/device.c
@@ -157,7 +157,6 @@ dvc_getMQTTDevID( XW_DUtilCtxt* dutil, XWEnv xwe, MQTTDevID* devID )
 void
 dvc_resetMQTTDevID( XW_DUtilCtxt* dutil, XWEnv xwe )
 {
-    LOG_FUNC();
 #ifdef BOGUS_ALL_SAME_DEVID
     XP_LOGFF( "doing nothing" );
     XP_USE( dutil );
@@ -193,7 +192,6 @@ void
 dvc_makeMQTTInvite( XW_DUtilCtxt* dutil, XWEnv xwe, XWStreamCtxt* stream,
                     const NetLaunchInfo* nli )
 {
-    LOG_FUNC();
     addHeaderGameIDAndCmd( dutil, xwe, CMD_INVITE, nli->gameID, stream );
     nli_saveToStream( nli, stream );
 }
@@ -202,7 +200,6 @@ void
 dvc_makeMQTTMessage( XW_DUtilCtxt* dutil, XWEnv xwe, XWStreamCtxt* stream,
                      XP_U32 gameID, const XP_U8* buf, XP_U16 len )
 {
-    LOG_FUNC();
     addHeaderGameIDAndCmd( dutil, xwe, CMD_MSG, gameID, stream );
     stream_putBytes( stream, buf, len );
 }
diff --git a/xwords4/wasm/main.c b/xwords4/wasm/main.c
index 8d542f975..ddc277db2 100644
--- a/xwords4/wasm/main.c
+++ b/xwords4/wasm/main.c
@@ -326,14 +326,14 @@ call_alert( const char* msg )
 static bool
 sendStreamToDev( XWStreamCtxt* stream, const MQTTDevID* devID )
 {
-    XP_S16 nSent = -1;
     XP_UCHAR topic[64];
     formatMQTTTopic( devID, topic, sizeof(topic) );
 
     XP_U16 streamLen = stream_getSize( stream );
     bool success = call_mqttSend( topic, stream_getPtr( stream ), streamLen );
     stream_destroy( stream, NULL );
-    LOG_RETURNF("%d", nSent);
+
+    XP_LOGFF("(to: %s) => %s", topic, boolToStr(success) );
     return success;
 }
 
diff --git a/xwords4/wasm/shell_minimal.html b/xwords4/wasm/shell_minimal.html
index c0d205b24..40ea1fafe 100644
--- a/xwords4/wasm/shell_minimal.html
+++ b/xwords4/wasm/shell_minimal.html
@@ -114,11 +114,10 @@
       <input type="button" value="Fullscreen" onclick="Module.requestFullscreen(document.getElementById('pointerLock').checked, 
                                                                                 document.getElementById('resize').checked)">
     </div>
-    
     <hr/>
-	-->
     <textarea class="emscripten" id="output" rows="8"></textarea>
     <hr>
+	-->
     <script type='text/javascript'>
       var statusElement = document.getElementById('status');
       var progressElement = document.getElementById('progress');
diff --git a/xwords4/wasm/xwutils.js b/xwords4/wasm/xwutils.js
index 4a1d0266c..7cdb19787 100644
--- a/xwords4/wasm/xwutils.js
+++ b/xwords4/wasm/xwutils.js
@@ -1,6 +1,9 @@
 var state = {client: null,
              closure: null,
 			 connected: false,
+			 disconnTimeMS: 0,
+			 connTimeMS: 0,
+			 connChangeStamp: 0,
 			};
 
 function ccallString(proc, closure, str) {
@@ -144,7 +147,23 @@ function jssetup(closure, dbg, devid, gitrev, now, noTabProc, focusProc, msgProc
 
 	document.getElementById("mqtt_span").textContent=devid;
 
-	function tellConnected(isConn) {
+	function onConnChange(isConn) {
+		state.connected = isConn;
+
+		const now = Date.now();
+		if ( 0 != state.connChangeStamp ) {
+			const incr = now - state.connChangeStamp;
+			if ( isConn ) {
+				state.disconnTimeMS += incr;
+			} else {
+				state.connTimeMS += incr;
+			}
+		}
+		state.connChangeStamp = now;
+
+		let stateStr = isConn ? 'Connected' : 'Disconnected';
+		document.getElementById("mqtt_status").textContent = stateStr;
+
 		Module.ccall('MQTTConnectedChanged', null, ['number', 'boolean'],
 					 [state.closure, isConn]);
 	}
@@ -153,9 +172,7 @@ function jssetup(closure, dbg, devid, gitrev, now, noTabProc, focusProc, msgProc
 
 	// set callback handlers
 	state.client.onConnectionLost = function onConnectionLost(responseObject) {
-		state.connected = false;
-		document.getElementById("mqtt_status").textContent="Disconnected";
-		tellConnected(false);
+		onConnChange(false);
 		if (responseObject.errorCode !== 0) {
 			console.log("onConnectionLost:"+responseObject.errorMessage);
 		}
@@ -168,9 +185,7 @@ function jssetup(closure, dbg, devid, gitrev, now, noTabProc, focusProc, msgProc
 	};
 
 	function onConnect() {
-		state.connected = true
-		document.getElementById("mqtt_status").textContent="Connected";
-		tellConnected(true);
+		onConnChange(true);
 
 		var subscribeOptions = {
 			qos: 2,  // QoS
@@ -188,7 +203,7 @@ function jssetup(closure, dbg, devid, gitrev, now, noTabProc, focusProc, msgProc
 						  useSSL: true,
 						  reconnect: true,
 						  onSuccess: onConnect,
-						  onFailure: function() { alert('onFailure'); },
+						  onFailure: function() { console.error('mqtt.client.connect.onFailure'); },
 						 });
 
 }
@@ -201,7 +216,7 @@ function mqttSend( topic, ptr ) {
 		message.qos = 2;
 		state.client.send(message);
 	} else {
-		console.log('mqttSend: not connected');
+		console.error('mqttSend: not connected');
 	}
 	return canSend;
 }