mshtml #1: Added possibility to get node object from nsIDOMNode only if available.

[Jacek Caban]

---
  dlls/mshtml/htmldoc.c        |    4 ++--
  dlls/mshtml/htmldoc3.c       |    2 +-
  dlls/mshtml/htmlelem.c       |    4 ++--
  dlls/mshtml/htmlnode.c       |    4 ++--
  dlls/mshtml/htmloption.c     |    2 +-
  dlls/mshtml/mshtml_private.h |    2 +-
  dlls/mshtml/nsembed.c        |    2 +-
  dlls/mshtml/txtrange.c       |    2 +-
  8 files changed, 11 insertions(+), 11 deletions(-)
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