Are you expert in Opencart(ecommerce system) programming?

Hello, Need someone who understand the "Opencart" system for Ecommerse use, and which can make an different login feature into OpenCart . Current site: [login to view URL] is build built. "Create account", will open popup window where customer can register/Create account. This Popup window will of course communicate with OpenCart database and write/read information. I have made a design how the "create account" from customer view, with text, and on which order different images will be shown. Please check zip file alternative attached imaged. OpenCart use the MVC+L ((Model, View, Controller and Language).