Hi there!
We would be glad to work on your project. We can develop your "Ordermentum Fill" chrome extenstion with the said functionality.
We really appreciate that you that you have given requirement in a very lucid way, It helped us a lot to understand your intent well.
We have a good experience in developing several chrome extensions and got expertise in delivering such project in time-bound and cost effective way.
With strong command at different web technologies like PHP, Js and its framework, I can help you in developing the functionality of pop-up text window, putitng data onto it and fill button etc.
Please initiate a chat to discuss further on this.
Regards,
AS