Updates 11/20/12 - Firefox

Firefox 17

http://www.mozilla.org/en-US/firefox/17.0/releasenotes/

            NEW

               First revision of the Social API and support for Facebook Messenger

• NEW

  Click-to-play blocklisting implemented to prevent vulnerable plugin versions from running without the user's permission (see blog post)

• CHANGED

  Updated Awesome Bar experience with larger icons

• CHANGED

  Mac OS X 10.5 is no longer supported

• DEVELOPER

  JavaScript Maps and Sets are now iterable

• DEVELOPER

  SVG FillPaint and StrokePaint implemented

• DEVELOPER

  Improvements that make the Web Console, Debugger and Developer Toolbar faster and easier to use

• DEVELOPER

  New Markup panel in the Page Inspector allows easy editing of the DOM

• HTML5

  Sandbox attribute for iframes implemented, enabling increased security

• FIXED

  Over twenty performance improvements, including fixes around the New Tab page

• FIXED

                        Pointer lock doesn't work in web apps                      (769150)                   

• FIXED

                        Page scrolling on sites with fixed headers                      (780345)