Also see Rails 3 Remote Links and Forms Part 2: Data-type (with jQuery). Spoiler Alert: If you like magic, stop reading. The Rails 3 UJS driver (rails.js), which powers the remote links, forms, and inputs, is not very magical when you know how it works. This article uses the jQuery UJS driver, though the Prototype UJS driver does the same thing. UJS, by the way, stands for "Unobtrusive JavaScript"
