diff --git a/example/daemon/www/js/connection.js b/example/daemon/www/js/connection.js
index 1f4117c..e0480d2 100644
--- a/example/daemon/www/js/connection.js
+++ b/example/daemon/www/js/connection.js
@@ -1,3 +1,5 @@
+/* exported Connection */
+
 class Connection {
 
     constructor() {
diff --git a/example/daemon/www/js/connection_view.js b/example/daemon/www/js/connection_view.js
index 34e4e66..d9b1fba 100644
--- a/example/daemon/www/js/connection_view.js
+++ b/example/daemon/www/js/connection_view.js
@@ -1,3 +1,5 @@
+/* exported ConnectionView */
+
 class ConnectionView {
     constructor(connection) {
         this.connection = connection;
diff --git a/example/daemon/www/js/filesystem.js b/example/daemon/www/js/filesystem.js
index 3c122db..4114052 100644
--- a/example/daemon/www/js/filesystem.js
+++ b/example/daemon/www/js/filesystem.js
@@ -1,3 +1,6 @@
+/* exported FileSystem */
+/* eslint no-unused-vars: ["error", { "argsIgnorePattern": "^_" }] */
+
 class FileSystem {
     static get GOOD() { return 0; }
     static get BAD()  { return 1; }
@@ -104,7 +107,7 @@ class FileSystem {
 		return result;
     }
 
-    close(inode, handle, mode) {
+    close(_inode, _handle, _mode) {
         // do nothing
 		return true;
     }
diff --git a/example/daemon/www/js/filesystem_handler.js b/example/daemon/www/js/filesystem_handler.js
index ff3aadf..0d68979 100644
--- a/example/daemon/www/js/filesystem_handler.js
+++ b/example/daemon/www/js/filesystem_handler.js
@@ -1,3 +1,5 @@
+/* exported FileSystemHandler */
+/* eslint no-console: "off" */
 
 class FileSystemHandler {
 
diff --git a/example/daemon/www/js/package.json b/example/daemon/www/js/package.json
index 9ac3585..276764e 100644
--- a/example/daemon/www/js/package.json
+++ b/example/daemon/www/js/package.json
@@ -2,7 +2,7 @@
   "name": "wsfs-provider",
   "version": "0.1.0",
   "description": "Provider for websocket filesystem (wsfs)",
-  "main": "filesystem.js",
+  "main": "startup.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"
   },
diff --git a/example/daemon/www/js/startup.js b/example/daemon/www/js/startup.js
index 535f4a5..0444e6f 100644
--- a/example/daemon/www/js/startup.js
+++ b/example/daemon/www/js/startup.js
@@ -1,3 +1,9 @@
+/* global Connection, ConnectionView, FileSystem, FileSystemHandler */
+
+function mode(value) {
+    return parseInt(value, 8);
+}
+
 function startup() {
     let connection = new Connection();
     let connectionView = new ConnectionView(connection);
@@ -5,16 +11,15 @@ function startup() {
 
     let fs = new FileSystem({
         inode: 1,
-        mode: 0755,
+        mode: mode("0755"),
         type: "dir",
         entries: {
-            "hello.txt"   : { inode: 2, mode: 0444, type: "file", contents: "Hello, World!"},
-            "say_hello.sh": { inode: 3, mode: 0555, type: "file", contents: "#!/bin/sh\necho hello\n"}
+            "hello.txt"   : { inode: 2, mode: mode("0444"), type: "file", contents: "Hello, World!"},
+            "say_hello.sh": { inode: 3, mode: mode("0555"), type: "file", contents: "#!/bin/sh\necho hello\n"}
         }
     });
+
     let handler = new FileSystemHandler(fs, connection);
-
-
 }
 
 window.onload = startup;