github.com

Johnson wraps JavaScript in a loving Ruby embrace. It embeds the Mozilla SpiderMonkey JavaScript runtime as a C extension.

jquerymobile.com

The jQuery project is really excited to announce the work that we’ve been doing to bring jQuery to mobile...

This is more tricky than it should be because url_for, asset_path, etc. all rely on different mechanisms.

Attached (see below) is some code to allow using unobtrusive JavaScript on pages fetched with an AJAX call.