Fixes #7199.  Added doc reference to focusNode.  Cleaned up code refernces to focusNode.
Fixes #7199.  Added doc reference to focusNode.  Cleaned up code refernces to focusNode.

git-svn-id: 674a2d6b1e32e53f607eb824547723f32280967e@14509 560b804f-0ae3-0310-86f3-f6aa0a117693

redaktor/deliteful