diff --git a/data/mouse.html b/data/mouse.html
deleted file mode 100644
index 4703e67..0000000
--- a/data/mouse.html
+++ /dev/null
@@ -1,59 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-<head>
-  <meta charset="UTF-8">
-  <meta name="viewport" content="width=device-width, initial-scale=1.0">
-  <title>Mouse Speedometer</title>
-  <link rel="stylesheet" type="text/css" href="css/style.css">
-</head>
-<body>
-  <div class="container">
-    <h2>Mouse Speedometer</h2>
-    <div id="toolBar">
-      <!-- ON/OFF (Gray OFF/ Orange ON)  -->
-      <i class="fa-solid fa-power-off"></i>
-      <!-- display DCCID or '-' if Analogique or Marklin -->
-      <i class="fa-solid fa-train"></i><span id="DCCID">34</span>
-      <!-- display mode (Analogique or Marklin or DCC) -->
-      <i class="fa-solid fa-wave-square"></i><span id="Mode">Analogique</span>
-      <!-- display direction (Forward or Reverse) -->
-      <i class="fa-solid fa-forward"></i>
-      <!-- Program CV -->
-      <i class="fa-solid fa-cogs"></i>
-      <!-- Accessories switch to accessories page -->
-      <i class="fa-solid fa-traffic-light"></i> 
-    </div>
-    <div id="SelectLoco">
-      <!-- display a view of scale model -->
-      <img src="img/locos/loco.png" alt="Loco" width="300" height="50" onClick="SelectLoco();" style="cursor:pointer; margin-right:20px;">
-    </div>
-    <div id="speedometer">
-      <!-- Inline SVG for speedometer -->
-      <svg width="300" height="200" viewBox="0 0 300 200" xmlns="http://www.w3.org/2000/svg">
-        <image href="img/Speed.png" x="0" y="0" width="300" height="200"/>
-        <line id="needle" x1="150" y1="120" x2="150" y2="70" stroke="#e74c3c" stroke-width="6" stroke-linecap="round" />
-        <text id="kmText" x="280" y="160" font-size="20" text-anchor="end" fill="#333">
-          0 
-        </text>
-      </svg>
-    </div>
-    <div style="text-align:center; margin-top:20px;">
-      <!-- slider-->
-      <input type="range" id="speedSlider" min="0" max="128" value="0" oninput="updateSpeedometer(this.value);" style="width:80%;">
-    </div>
-    <div id="Functions">
-      <!-- Display F0 to F7 -->
-      <div class="function" id="F0">F0</div>
-      <div class="function" id="F1">F1</div>
-      <div class="function" id="F2">F2</div>
-      <div class="function" id="F3">F3</div>
-      <div class="function" id="F4">F4</div>
-      <div class="function" id="F5">F5</div>
-      <div class="function" id="F6">F6</div>
-      <div class="function" id="F7">F7</div>
-    </div>
-  </div>
-  <script type="text/javascript" src="js/mouse.js"></script>
-</body>
-</html>
-
diff --git a/src/WebServer.cpp b/src/WebServer.cpp
index a419862..96f734c 100644
--- a/src/WebServer.cpp
+++ b/src/WebServer.cpp
@@ -4,12 +4,12 @@
 #include "WebServer.h"
 
 
-void handlePage(char *page) {
+void handlePage(char *page, char *contentType) {
     if (LittleFS.exists(page)) {
         File file = LittleFS.open(page, "r");
         if (file) {
             String html = file.readString();
-            server.send(200, "text/html", html);
+            server.send(200, contentType, html);
             file.close();
             return;
         }
diff --git a/src/WebServer.h b/src/WebServer.h
index 0383eeb..5300356 100644
--- a/src/WebServer.h
+++ b/src/WebServer.h
@@ -1,3 +1,5 @@
+#include <ESP8266WebServer.h>
+
 extern ESP8266WebServer server;
 
-void handlePage(char *page);
\ No newline at end of file
+void handlePage(char *page, char *contentType);
\ No newline at end of file
diff --git a/src/main.cpp b/src/main.cpp
index 3063b2c..c54c881 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -6,6 +6,7 @@
 #include "main.h"
 #include <ESP8266WebServer.h>
 #include <LittleFS.h>
+#include "WebServer.h"
 
 #define SCREEN_WIDTH 128 // OLED display width, in pixels
 #define SCREEN_HEIGHT 64 // OLED display height, in pixels
@@ -45,11 +46,12 @@ void setup() {
     } else {
         Serial.println("[DEBUG] LittleFS mounted");
     }
-    server.on("/", []() { handlePage("/index.html"); });
-    server.on("/xpressnet.html", []() { handlePage("/xpressnet.html"); });
-    server.on("/mouse.html", []() { handlePage("/mouse.html"); });
-    server.on("/js/script.js", []() { handlePage("/js/script.js"); });
-    server.on("/css/style.css", []() { handlePage("/css/style.css"); });
+    server.on("/", []() { handlePage("/index.html", "text/html"); });
+    server.on("/xpressnet.html", []() { handlePage("/xpressnet.html", "text/html"); });
+    server.on("/mouse.html", []() { handlePage("/mouse.html", "text/html"); });
+    server.on("/js/mouse.js", []() { handlePage("/js/mouse.js", "application/javascript"); });
+    server.on("/css/style.css", []() { handlePage("/css/style.css", "text/css"); });
+    server.on("/img/Speed.png", []() { handlePage("/img/Speed.png", "image/png"); });
     server.begin();
     Serial.println("[DEBUG] Web server started");
 }
