Added comments for a few things, added button

client/index.html

@@ -43,6 +43,7 @@
       <div>
         <button type="click" id="tramSearch">Show all trams</button>
         <button type="click" id="busSearch">Show all buses</button>
+        <button type="click" id="continousAll">Show all vehicles live</button>
       </div>
     </form>
     <form id="recievedData">
@@ -120,6 +121,10 @@
       document.getElementById('a40Search').addEventListener('click', function () {
         socket.emit('a40BulkSearch');
       });
+      
+      document.getElementById('continousAll').addEventListener('click', function () {
+        socket.emit('continousAllReq');
+      });
 
 
       socket.on('takResults', (typeR, lineR, latR, longR, takR, latlongR, vehicleTypeR) => {