The first suggestion that comes to mind is that the missing options might
indicate a hardware failure of some kind. Second, try inserting your XP CD
and do a repair install.

Third:
Try asking your question in a XP group, rather than in this .NET programming
group.
To find the group you need:

As you appear to be using a web interface...

http://www.microsoft.com/communities/newsgroups/en-us/default.aspx?guid=1080912A
-26C5-7040-AFDD-2224A4FEB3EA

Select your language from the Tree View on the left, then scroll down to
Windows. In the Windows category, open Windows XP. There,
select an appropriate group.

You'll get a lot more interest and feedback in an XP group.