Reset directory setting in XP
simply copy and paste (using notepad) the following text and save this as directory.reg and then double click on it
Windows Registry Editor Version 5.00
[HKEY_CLASSES_ROOT\Directory]
@="File Folder"
"AlwaysShowExt"=""
"EditFlags"=hex:d2,01,00,00
"InfoTip"="prop

ocComments"
[HKEY_CLASSES_ROOT\Directory\Background]
[HKEY_CLASSES_ROOT\Directory\Background\shellex]
[HKEY_CLASSES_ROOT\Directory\Background\shellex\ContextMenuHandlers]
[HKEY_CLASSES_ROOT\Directory\Background\shellex\ContextMenuHandlers\igfxcui]
@="{3AB1675A-CCFF-11D2-8B20-00A0C93CB1F4}"
[HKEY_CLASSES_ROOT\Directory\Background\shellex\ContextMenuHandlers\New]
@="{D969A300-E7FF-11d0-A93B-00A0C90F2719}"
[HKEY_CLASSES_ROOT\Directory\DefaultIcon]
@="C:\\WINDOWS\\SYSTEM32\\SHELL32.DLL,3"
[HKEY_CLASSES_ROOT\Directory\shell]
@="none"
[HKEY_CLASSES_ROOT\Directory\shell\find]
"SuppressionPolicy"=dword:00000080
[HKEY_CLASSES_ROOT\Directory\shell\find\command]
@=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,74,00,25,\
00,5c,00,45,00,78,00,70,00,6c,00,6f,00,72,00,65,00,72,00,2e,00,65,00,78,00,\
65,00,00,00
[HKEY_CLASSES_ROOT\Directory\shell\find\ddeexec]
@="[FindFolder(\"%l\", %I)]"
"NoActivateHandler"=""
[HKEY_CLASSES_ROOT\Directory\shell\find\ddeexec\application]
@="Folders"
[HKEY_CLASSES_ROOT\Directory\shell\find\ddeexec\topic]
@="AppProperties"
[HKEY_CLASSES_ROOT\Directory\shell\Winamp.Bookmark]
@="Add to Winamp's &Bookmark list"
[HKEY_CLASSES_ROOT\Directory\shell\Winamp.Bookmark\command]
@="\"d:\\Program Files\\Winamp\\Winamp.exe\" /BOOKMARK \"%1\""
[HKEY_CLASSES_ROOT\Directory\shell\Winamp.Enqueue]
@="&Enqueue in Winamp"
[HKEY_CLASSES_ROOT\Directory\shell\Winamp.Enqueue\command]
@="\"d:\\Program Files\\Winamp\\Winamp.exe\" /ADD \"%1\""
[HKEY_CLASSES_ROOT\Directory\shell\Winamp.Play]
@="&Play in Winamp"
[HKEY_CLASSES_ROOT\Directory\shell\Winamp.Play\command]
@="\"d:\\Program Files\\Winamp\\Winamp.exe\" \"%1\""
[HKEY_CLASSES_ROOT\Directory\shellex]
[HKEY_CLASSES_ROOT\Directory\shellex\ContextMenuHandlers]
[HKEY_CLASSES_ROOT\Directory\shellex\ContextMenuHandlers\EncryptionMenu]
@="{A470F8CF-A1E8-4f65-8335-227475AA5C46}"
[HKEY_CLASSES_ROOT\Directory\shellex\ContextMenuHandlers\Offline Files]
@="{750fdf0e-2a26-11d1-a3ea-080036587f03}"
[HKEY_CLASSES_ROOT\Directory\shellex\ContextMenuHandlers\Sharing]
@="{f81e9010-6ea4-11ce-a7ff-00aa003ca9f6}"
[HKEY_CLASSES_ROOT\Directory\shellex\ContextMenuHandlers\WinRAR]
@="{B41DB860-8EE4-11D2-9906-E49FADC173CA}"
[HKEY_CLASSES_ROOT\Directory\shellex\CopyHookHandlers]
[HKEY_CLASSES_ROOT\Directory\shellex\CopyHookHandlers\CDF]
@="{67EA19A0-CCEF-11d0-8024-00C04FD75D13}"
[HKEY_CLASSES_ROOT\Directory\shellex\CopyHookHandlers\FileSystem]
@="{217FC9C0-3AEA-1069-A2DB-08002B30309D}"
[HKEY_CLASSES_ROOT\Directory\shellex\CopyHookHandlers\MyDocuments]
@="{ECF03A33-103D-11d2-854D-006008059367}"
[HKEY_CLASSES_ROOT\Directory\shellex\CopyHookHandlers\Sharing]
@="{40dd6e20-7c17-11ce-a804-00aa003ca9f6}"
[HKEY_CLASSES_ROOT\Directory\shellex\DragDropHandlers]
[HKEY_CLASSES_ROOT\Directory\shellex\DragDropHandlers\WinRAR]
@="{B41DB860-8EE4-11D2-9906-E49FADC173CA}"
[HKEY_CLASSES_ROOT\Directory\shellex\ExtShellFolderViews]
[HKEY_CLASSES_ROOT\Directory\shellex\ExtShellFolderViews\{5984FFE0-28D4-11CF-AE66-08002B2E1262}]
"PersistMoniker"=hex(2):66,00,69,00,6c,00,65,00,3a,00,2f,00,2f,00,43,00,3a,00,\
5c,00,57,00,49,00,4e,00,44,00,4f,00,57,00,53,00,5c,00,77,00,65,00,62,00,5c,\
00,66,00,6f,00,6c,00,64,00,65,00,72,00,2e,00,68,00,74,00,74,00,00,00
[HKEY_CLASSES_ROOT\Directory\shellex\PropertySheetHandlers]
[HKEY_CLASSES_ROOT\Directory\shellex\PropertySheetHandlers\Sharing]
@="{f81e9010-6ea4-11ce-a7ff-00aa003ca9f6}"
[HKEY_CLASSES_ROOT\Directory\shellex\PropertySheetHandlers\{1F2E5C40-9550-11CE-99D2-00AA006E086C}]
[HKEY_CLASSES_ROOT\Directory\shellex\PropertySheetHandlers\{596AB062-B4D2-4215-9F74-E9109B0A8153}]
@=""
[HKEY_CLASSES_ROOT\Directory\shellex\PropertySheetHandlers\{5a61f7a0-cde1-11cf-9113-00aa00425c62}]
[HKEY_CLASSES_ROOT\Directory\shellex\PropertySheetHandlers\{ECCDF543-45CC-11CE-B9BF-0080C87CDBA6}]
[HKEY_CLASSES_ROOT\Directory\shellex\PropertySheetHandlers\{ef43ecfe-2ab9-4632-bf21-58909dd177f0}]
@=""