Word Addin
From OpenKM Documentation
After installing Word 2003 Adding it'll appears new "OpenKM".
Configure OpenKM AddIn
First you must select OpenKM tool bar option to setting your configurations values for remote OpenKM accessing from client computer. If you've got other OpenKM AddIn yet installed it's not needed.
When you setting your configuration values is created OpenKM folder in your user My documents folder. Into OpenKM folder is created a configuration file called openkm.xml, you might not editing or deleting this file.