mozilla-b2g/gaia — pull request #4396 by timdream (2012-09-06 07:48:53+00:00)
Title: Deal with home screen crash and realign z-index again

Follow up of #4371

- Relaunch home screen right away if it crashes and is currently the displayed app.
- correct the z-index of things since the relaunched home screen frame changed it's position in DOM

@cgjones can you review?