Dreamweaver installed, by chance? If so, see the following TechNote from Adobe:
Vista help system stops working when Dreamweaver is the default XML editor:
http://www.adobe.com/cfusion/knowled...fm?id=kb400789
See also:
Error "Internet Explorer was not able to open this Internet site" when using Help and Support in Windows Vista:
http://www.winhelponline.com/articles/171/1/
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Regards,
Ramesh Srinivasan, Microsoft MVP [Windows Shell/User]
Windows® Troubleshooting
http://www.winhelponline.com
"NinjaVenom" <NinjaVenom@discussions.microsoft.com> wrote in message news:C18AFECF-A0DE-46BC-BD66-6971FA784008@microsoft.com...
I don't know how it happened, but if you choose help and support, you get an
error message. "Internet Explorer cannot download / from help." and "Not able
to open this site." Is there a simple help and support repair tool, or a way
from the windows oem install disk?