Improve temperature and humidity displaying

index.html

@@ -15,8 +15,8 @@
     <span>N/A</span>
 </div>
 <div id="reading">
-    <span id="temp"><img src="svg/thermometer.svg"><span>N/A</span> °C</span>
-    <span id="hum"><img src="svg/drops.svg"><span>N/A</span>%</span>
+    <span id="temp"><img src="svg/thermometer.svg"><span>N/A °C</span></span>
+    <span id="hum"><img src="svg/drops.svg"><span>N/A%</span></span>
 </div>
 <footer>
     Iniziativa realizzata con il contributo del Politecnico di Milano

js/bits.js

@@ -19,10 +19,10 @@ mqtt_client = new Paho.MQTT.Client(window.location.hostname, Number(1884),
 
 mqtt_client.onMessageArrived = function (message) {
     if (message.destinationName === "sede/sensors/si7020/temperature") {
-        change_temp(parseFloat(message.payloadString).toFixed(2));
+        change_temp(parseFloat(message.payloadString).toFixed(2) + ' °C');
     }
     if (message.destinationName === "sede/sensors/si7020/humidity") {
-        change_hum(parseFloat(message.payloadString).toFixed(2));
+        change_hum(parseFloat(message.payloadString).toFixed(2) + '%');
     }
     if (message.destinationName === "sede/status") {
         status_msg = JSON.parse(message.payloadString);