I'm having the same problem. If you get it resolved please let me know how.
I'm going to try something suggested here tomorrow. I'll let you know if it works.
Good luck.

>Problem:
>VFP 6.0 service pack 3
>Graphical Help
>chm file in application folder
>Windows IE 5
>hhupd.exe installed at test site
>Click event of command button = help
>On key label F1 help
>Set help to xxx.chm - in start program of application
>All sites running Win 98
>
>At development site(full fox version installed), click on help button or press F1, help file fires and displays just as it should. At 2 test sites (run time files only) user clicks on help button or presses F1 key and nothing happens. Have no clue, any suggestions???