HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Change Do404Search to 0 to stop IE from doing a search when your URL returns 404.
and --
Change Search Page key to something other than MSN. I use
http://www.google.com/advanced_search?hl=en
Aren't those just the same settings that you find in the "Advanced" tab of "internet settings"?
I don't believe you can change those through the advanced tab. Particularly the default search page.
Hmm, no, perhaps not the default search page. I just never use that. But I always disable the automatic search from address bar because that's very annoying, especially when you spot your error just after you hit enter and then the automatic search would ruin your attempts to fix it.