Google In App Billing implemented in HTML5 JavaScript!
This video describes how to implement Google In App Billing implemented in HTML5 JavaScript by using the XcelApp hybrid API.
A few lines of JavaScript and you can have this up and running. Sell products as a one time purchase, subscriptions, or, consume them (allowing the user to purchase over and over -- such as lives in a game).
Remember to visit http://xcelapp.com for more info