Modify shop script + contact script + adjust the font

Dear freelance, I have this script with the relative documentation [login to view URL] You need: 1. modify the payment system on the shop script, we need paypal and send an order mail. For both method of payment we want you integrate a little form with some customer information like Name, surname adress ecc. 2. We want insert in the shopping the shipping method 3. Create script for contact form to integrate in this website [login to view URL] 4. Integrate the shopping script to this website [login to view URL] 5. In chrome the font is correct but in the other browser is different please fix all the same browser compatibile IE7, IE8, IE9, Firefox 3, Firefox 4, Safari 4, Safari 5, Opera, Chrome I need a really reliable freelance, the work must be completed in all part for max today with all bug fix, the max budget we have for this work is $ 30. For more information contact me Good job