Yes - I do save in Docx but wasn't that the default format for Word 2008 on the Mac too? Doubt they'd write two separate property panels based on a file format but who knows?

You can Word and OneNote right down to individual passages  if you want. I haven't bothered so far but that it pure laziness and now you've mentioned it I doubtless will. The method is outlined her

http://office.microsoft.com/en-us/onenote-help/take-linked-notes-in-onenote-2010-HA010388533.aspx

Mac Word 2011 is a heap of junk. I honestly don't know what they're thinking. Don't think I could work without OneNote right now either so Windows it shall be.