Work on checking data and cache.

index.js

@@ -35,7 +35,7 @@ function createWindow () {
     win = new BrowserWindow({
         width: 1500, // 1500 1280
         height: 1024, // 1024
-        backgroundColor: '#fff',
+        backgroundColor: '#aaa',
         icon: './app/img/favicon.ico',
         webPreferences: {
             contextIsolation: false,
@@ -50,6 +50,8 @@ function createWindow () {
     //win.setFullScreenable(false)
     win.FullScreenable = false;
 
+    // win.webContents.session.clearStorageData(['filesystem']); // Does this do anything???
+
     // and load the index.html of the app.
     win.loadFile('app/index.html');