see: http://www.endnote.com/support/CWYW_Word_2008.asp
Some users report that after installing the Word 2008 SP1 update and the EndNote X1 2008 update the tools still do not appear. The following remedy was posted to the Thomson Scientific EndNote forum at http://forums.thomsonscientific.com/ts/?category.id=endnote
- Close Word and EndNote
- Open your hard drive and go to Applications:EndNote X1:Cite While You Write
- Copy the files “EndNote CWYW Command.dot” and “EndNote Web CWYW Command.dot” by highlighting them and going to “Edit > Copy”
- Go to the folder Users:[your login name with the house icon]:Library:Application Support:EndNote and paste the two files, “Edit > Paste”
- Go back to the folder Applications:EndNote X1:Cite While You Write
- Copy the file “EndNote CWYW Word 2008.bundle” by highlighting the file and going to “Edit > Copy”
- Go to the folder Applications:Microsoft Office 2008:Office:Startup and paste the file, “Edit Paste”
- Start Word, go to “Word > Preferences” and click on “File Locations”
- If the Startup folder is not set, highlight “Startup” and click on “Modify”. Select the folder Applications:Microsoft Office 2008:Office:Startup and click “Choose”
- Click “OK” and close Word
- Start EndNote and then start Word