See section "How to reset the default settings of the HTML Help control" in
this article
How to help protect against the Internet Explorer Click and Scroll security
issue:
http://support.microsoft.com/kb/888534
- - -
Disabling Hhctrl.ocx prevents Internet Explorer from instantiating the
control. This configuration causes program compatibility issues. Some
examples of such issues are:
In Help and Support Center, the Index feature no longer works.
In HTML Help, features such as Related Topics and Shortcuts no longer work.
Features that are provided by the HTML Help control in Enterprise intranet
programs no longer work
- - -
Help and Support Center Index is blank with a Red X mark:
http://windowsxp.mvps.org/helpctrindex.htm
--
Regards,
Ramesh Srinivasan, Microsoft MVP [Windows XP Shell/User]
Windows® XP Troubleshooting
http://www.winhelponline.com
I wasn't sure what would be relevant, if there's additional information you
need, let me know.
OS Name: Microsoft Windows XP Professional
OS Version: 5.1.2600 Service Pack 2 Build 2600
OS Configuration: Standalone Workstation
OS Build Type: Multiprocessor Free
System Model: Dell DM051
System Type: X86-based PC
Processors: [01]: X86 Family 15 Model 4 Stepping 3 GenuineIntel ~3192 Mhz
[02]: X86 Family 15 Model 4 Stepping 3 GenuineIntel ~3192 Mhz
BIOS Version: Dell - 6
Boot Device: \Device\HarddiskVolume2
Hotfixes: [01]: Q147222
[02]: S867460 - update
[03]: KB835221wxp - update
Network Cards: [01]: Intel(R) PRO/100 VE Network Connection
Connection Name: Local Area Connection
Status: Media Disconnected