am b268d30a: am 5f0241f5: am 37bfad5c: docs only. fix FF2 browser bug in header layout

Merge commit 'b268d30a5b32a8080992fbf39d825f5ccf5c5289'

* commit 'b268d30a5b32a8080992fbf39d825f5ccf5c5289':
  docs only.