diff --git a/cl_plate_reader.lua b/cl_plate_reader.lua
index c6f868d..aa817de 100644
--- a/cl_plate_reader.lua
+++ b/cl_plate_reader.lua
@@ -174,15 +174,17 @@ AddEventHandler( "wk:togglePlateLock", function( cam, beep, bolo )
 end )
 
 -- Runs when the "Toggle Display" button is pressed on the plate reder box 
-RegisterNUICallback( "togglePlateReaderDisplay", function()
+RegisterNUICallback( "togglePlateReaderDisplay", function( data, cb )
 	-- Toggle the display state 
 	READER:ToggleDisplayState()
+	cb('ok')
 end )
 
 -- Runs when the "Set BOLO Plate" button is pressed on the plate reader box
 RegisterNUICallback( "setBoloPlate", function( plate, cb )
 	-- Set the BOLO plate 
 	READER:SetBoloPlate( plate )
+	cb('ok')
 end )
 
 -- This is the main function that runs and scans all vehicles in front and behind the patrol vehicle
diff --git a/cl_radar.lua b/cl_radar.lua
index c01f8fa..f943078 100644
--- a/cl_radar.lua
+++ b/cl_radar.lua
@@ -1419,25 +1419,28 @@ end
 	NUI callback
 ----------------------------------------------------------------------------------]]--
 -- Runs when the "Toggle Display" button is pressed on the remote control 
-RegisterNUICallback( "toggleRadarDisplay", function()
+RegisterNUICallback( "toggleRadarDisplay", function( data, cb )
 	-- Toggle the display state 
 	RADAR:ToggleDisplayState()
+	cb('ok')
 end )
 
 -- Runs when the user presses the power button on the radar ui 
-RegisterNUICallback( "togglePower", function()
+RegisterNUICallback( "togglePower", function( data, cb )
 	-- Toggle the radar's power 
 	RADAR:TogglePower()
+	cb('ok')
 end )
 
 -- Runs when the user presses the ESC or RMB when the remote is open 
-RegisterNUICallback( "closeRemote", function()
+RegisterNUICallback( "closeRemote", function( data, cb )
 	-- Remove focus to the NUI side 
 	SetNuiFocus( false, false )
+	cb('ok')
 end )
 
 -- Runs when the user presses any of the antenna mode buttons on the remote
-RegisterNUICallback( "setAntennaMode", function( data ) 
+RegisterNUICallback( "setAntennaMode", function( data, cb ) 
 	-- Only run the codw if the radar has power and is not powering up
 	if ( RADAR:IsPowerOn() and not RADAR:IsPoweringUp() ) then 
 		-- As the mode buttons are used to exit the menu, we check for that 
@@ -1464,11 +1467,12 @@ RegisterNUICallback( "setAntennaMode", function( data )
 				SendNUIMessage( { _type = "audio", name = "beep", vol = RADAR:GetSettingValue( "beep" ) } )
 			end )
 		end 
-	end 
+	end
+	cb('ok') 
 end )
 
 -- Runs when the user presses either of the XMIT/HOLD buttons on the remote 
-RegisterNUICallback( "toggleAntenna", function( data ) 
+RegisterNUICallback( "toggleAntenna", function( data, cb ) 
 	-- Only run the codw if the radar has power and is not powering up
 	if ( RADAR:IsPowerOn() and not RADAR:IsPoweringUp() ) then
 		-- As the xmit/hold buttons are used to change settings in the menu, we check for that 
@@ -1488,11 +1492,12 @@ RegisterNUICallback( "toggleAntenna", function( data )
 				SendNUIMessage( { _type = "audio", name = RADAR:IsAntennaTransmitting( data.value ) and "xmit_on" or "xmit_off", vol = RADAR:GetSettingValue( "beep" ) } )
 			end )
 		end 
-	end 
+	end
+	cb('ok') 
 end )
 
 -- Runs when the user presses the menu button on the remote control
-RegisterNUICallback( "menu", function()
+RegisterNUICallback( "menu", function( data, cb )
 	-- Only run the codw if the radar has power and is not powering up
 	if ( RADAR:IsPowerOn() and not RADAR:IsPoweringUp() ) then 
 		-- As the menu button is a multipurpose button, we first check to see if the menu is already open
@@ -1509,18 +1514,21 @@ RegisterNUICallback( "menu", function()
 
 		-- Play the standard audio beep
 		SendNUIMessage( { _type = "audio", name = "beep", vol = RADAR:GetSettingValue( "beep" ) } )
-	end 
+	end
+	cb('ok') 
 end )
 
 -- Runs when the JavaScript side sends the UI data for saving 
 RegisterNUICallback( "saveUiData", function( data, cb )
 	UTIL:Log( "Saving updated UI settings data." )
 	SetResourceKvp( "wk_wars2x_ui_data", json.encode( data ) )
+	cb('ok')
 end )
 
 -- Runs when the JavaScript side sends the quick start video has been watched
 RegisterNUICallback( "qsvWatched", function( data, cb )
 	SetResourceKvpInt( "wk_wars2x_new_user", 1 )
+	cb('ok')
 end )
 
 
diff --git a/nui/radar.js b/nui/radar.js
index 3a31ea0..f1210cf 100644
--- a/nui/radar.js
+++ b/nui/radar.js
@@ -257,7 +257,7 @@ elements.closeHelp.click( function() {
 // Sets the action for the "No" button on the new user popup to close the popup
 elements.closeNewUser.click( function() {
 	setEleVisible( elements.newUser, false ); 
-	sendData( "qsvWatched", null );
+	sendData( "qsvWatched", {} );
 } )
 
 // Sets the action for the "Yes" button on the new user popup to open the quick start window and load the video
@@ -271,7 +271,7 @@ elements.openQsv.click( function() {
 elements.closeQsv.click( function() {
 	setEleVisible( elements.qsvWindow, false ); 
 	loadQuickStartVideo( false ); 
-	sendData( "qsvWatched", null );
+	sendData( "qsvWatched", {} );
 } )
 
 
@@ -620,9 +620,16 @@ function displayKeyLock( state )
 	}, 2000 ); 
 }
 
+// Prepare headers for HTTP requests
+$.ajaxSetup({
+	headers: {
+        'Content-Type': 'application/json; charset=UTF-8',
+    },
+ });
+
 // This function is used to send data back through to the LUA side 
 function sendData( name, data ) {
-	$.post( "http://" + resourceName + "/" + name, JSON.stringify( data ), function( datab ) {
+	$.post( "https://" + resourceName + "/" + name, JSON.stringify( data ), function( datab ) {
 		if ( datab != "ok" ) {
 			console.log( datab );
 		}            
@@ -1033,7 +1040,7 @@ $( "body" ).find( "button, div" ).each( function( i, obj ) {
 ------------------------------------------------------------------------------------*/
 function closeRemote()
 {
-	sendData( "closeRemote", null );
+	sendData( "closeRemote", {} );
 
 	setEleVisible( elements.plateReaderBox, false ); 
 	setEleVisible( elements.uiSettingsBox, false );