diff --git a/index.html b/index.html
index 3d81ea6..55f00e8 100644
--- a/index.html
+++ b/index.html
@@ -1,11 +1,13 @@
 <!DOCTYPE HTML>
 <html lang="en">
+  <!-- Add meta information of web-workers -->
   <head>
     <title>Web Workers example</title>
     <link href='http://fonts.googleapis.com/css?family=Slabo+27px' rel='stylesheet' type='text/css'>
     <link rel="stylesheet" href="css/styles.css">
     <script src="scripts/imageManips.js"></script>
   </head>
+  <!-- Adding logo -->
   <body>
     <p class="header"><img class="udacity" src="http://udacity.github.io/60fps/images/udacity_logo.svg" alt="Udacity Logo"><a href="http://udacity.com/ud860" target="_blank">60FPS</a> quiz by <a href="http://twitter.com/cwpittman" target="_blank">Cameron Pittman</a></p>
 
@@ -13,6 +15,7 @@
       <div class="half" id="time-animation">
         <h2>Jank Timer</h2>
       </div>
+      <!-- Adding some features to change image effects -->
       <div class="half" id="image-manipulator">
         <h2>Image Manipulator</h2>
         <input type="file" id="imageLoader" name="imageLoader"/>
@@ -24,8 +27,8 @@ <h2>Image Manipulator</h2>
         <canvas id="image"></canvas>
       </div>
     </div>
-
+<!-- add some js file with different animation effect -->
     <script src="scripts/time-animator.js"></script>
     <script src="scripts/image-app.js"></script>
   </body>
-</html>
\ No newline at end of file
+</html>
