facebook app, image upload to wall, php - write text on image and upload

Budget - $30 to $50, that's final - 75% of the code is ready! i need a facebook app, which can be added to any facebook fan page, should have a certificate image with text box, validate text & alphanumeric and upload the image to users facebook wall, please find attached how the final result should be. To summarize start your bid with phrase "Bazinga" 1. Facebook app - should be added to any facebook fan page. 2. write text on image feature, inside the facebook app. 3. generate image with text dynamically and at the same time upload to facebook wall when clicked on "share*" (not as facebook share option) create a dummy page and host the app for testing and finally after making it live, payment will be made, no milestone until 50% work is done. More details to eligible bidder.