See the Knowledge Base Article "Information about running multiple versions
of Office with Office 2004" at:

http://support.microsoft.com/default...b;en-us;828956

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Hope this helps,
Doug Robbins - Word MVP
"David" wrote in message
...
I currently have word 2003 in my laptop. I need to install word 2000 so I
can
use RoboHelp 9.1. If I install word 2000 will it overwrite or corrupt my
word
2003 installation?