First paste the following into the Script Editor and save it to the Word Scripts folder in your Office 2008 identity:
tell application "/Applications/Microsoft Office 2008/Microsoft Word.app" tell selection try set theClip to Unicode text of (the clipboard as record) type text text theClip end try end tell end tell
Then use System Preferences to set a keyboard command for the resulting script menu item. A kludge, but seems to work. I found this here.