apple rejects pplication with not a clue about why ?

apple rejected  my app that i create with adobe cs6 . and this is what they told me . and i did not undrestand anything from what they meant .

-- note i hace 1 web view 

-- png images wrapped up as buttons

-- picture for user to see but cant download etc

-- text as most parts

-- very good interface

---------------------------------------------------------------------------------------------------------------------------------------------------------------------------

We found the following issues with the user interface of your app:

- Did not include iOS features. For example, it would be appropriate to use native iOS buttons and iOS features other than just text, web views, Push Notifications, or sharing.

These examples identify types of issues discovered in your app but may not represent all such issues. It would be appropriate to thoroughly evaluate your app to address these types of issues.

* * * *

Resources for learning how to improve your app:

- Watch the video The Ingredients of Great Apps to understand the basics of great apps

- Watch the video iPhone and iPad User Interface Design for practical design tips

- Read the iOS Human Interface Guidelines and double check that your app's user interface adheres to these valuable guidelines.

- Read the App Design Basics section of the iOS App Programming Guide.

- Watch the iOS Development Videos to learn about programming and design tips.If you feel we didn't understand the features of your app, or that we missed key functionality, and your app was incorrectly rejected, you may appeal to the App Review Board.

-------------------------------------------------------------------

screen shots -