Have you come across a situation where the Windows XP Search Companion window is completely blank, except for the search dog showing up at the bottom of the search pane? You can fix this problem by registering a couple of system DLLs.
HAPPY?
Fixing Windows XP Search Companion User Interface
1. Login as Administrator or equivalent.
2. Click Start, Run. Execute the following commands:
regsvr32 /i %windir%\srchasst\srchui.dll
regsvr32 %windir%\system32\jscript.dll
You should see the message DllRegisterServer in <filename.dll> succeeded. for each DLL registered.
Now your Search Tab has restored:-
HAPPY?