diff --git a/main.js b/main.js
new file mode 100644
index 00000000..9e4a3c98
--- /dev/null
+++ b/main.js
@@ -0,0 +1,136 @@
+const { app, BrowserWindow, ipcMain } = require('electron')
+const path = require('path')
+
+//require('@electron/remote/main').initialize()
+
+
+let win = null;
+let data = null;
+
+function createWindow () {
+  
+
+  win = new BrowserWindow({
+    width: 1220,
+    height: 900,
+    webPreferences: {
+      //preload: path.join(__dirname, 'preload-main.js'),
+      preload: require.resolve('./preload-main.js'),
+      nodeIntegration: true,
+      contextIsolation: false,
+      enableRemoteModule: false, //https://stackoverflow.com/questions/53390798/opening-new-window-electron/53393655 https://github.com/electron/remote
+    }
+  })
+  //open dev tools
+  win.webContents.openDevTools({
+    mode    : 'undocked',
+    activate: true,
+})
+  win.loadFile('src/index.html')
+
+
+
+    data = new BrowserWindow({
+    height: 900,
+    width: 600,
+    parent: win,
+    webPreferences: {
+        preload: require.resolve('./preload-data.js'),
+    }
+  })
+   data.loadFile('src/data-module.html')
+    data.hide()    
+
+
+
+
+
+
+
+    // Emitted when the window is closed.
+    win.on('closed', function () {
+        // Dereference the window object, usually you would store windows
+        // in an array if your app supports multi windows, this is the time
+        // when you should delete the corresponding element.
+        win = null;
+        data = null;
+    })
+
+/*
+    data.on('closed', function () {
+        // Dereference the window object, usually you would store windows
+        // in an array if your app supports multi windows, this is the time
+        // when you should delete the corresponding element.
+    })
+*/
+
+
+// https://stackoverflow.com/questions/44258831/only-hide-the-window-when-closing-it-electron
+data.on('close', function (evt) {
+    evt.preventDefault();
+    data.hide()
+});
+
+
+
+
+
+
+}
+
+
+
+
+
+
+
+
+
+
+app.whenReady().then(() => {
+  createWindow()
+
+  app.on('activate', () => {
+    if (BrowserWindow.getAllWindows().length === 0) {
+      createWindow()
+    }
+  })
+})
+
+app.on('window-all-closed', () => {
+
+  if (process.platform !== 'darwin') {
+    app.quit()
+  }
+})
+
+
+
+
+
+
+
+
+
+
+
+
+
+ipcMain.on('show-data-window', (event, arg) => {
+    data.show()
+});
+
+
+ipcMain.on('request-update-tnc-state', (event, arg) => {
+    win.webContents.send('action-update-tnc-state', arg);
+    data.webContents.send('action-update-tnc-state', arg);
+});
+
+ipcMain.on('request-update-daemon-state', (event, arg) => {
+    win.webContents.send('action-update-daemon-state', arg);
+});
+
+ipcMain.on('request-update-daemon-connection', (event, arg) => {
+    win.webContents.send('action-update-daemon-connection', arg);
+});
+