>>If you have offic2 2000 installed, its worth looking at a file called 'vbaxl9.chm' (prev. versions will match 'vba*.chm')
>>
>>This documents all the OO framework for Excel...
>
>I don't find any file for vba*.chm on my machine, so I assume it isn't included in the default installation.
>

No, by default, it's install on first use. You can force it to install either by getting to it through the main Help system-look down near the bottom, or using Add/Remove Programs.

Tamar