The Ripple emulator is an extension we can install into our Chrome web browser. Once installed it allows us to browse web pages (including web pages that include code in JavaScript that uses the PhoneGap library) and test them in our Chrome web browser.
The following video clip shows how simple it is to install and use the Ripple emulator. Pay attention to the platform configuration it provides us with.
You can find more resources for learning how to develop hybrid applications for mobile devices at http://abelski.lifemichael.com.