Karlosp.net

1. Open notepad
2. copy/paste code below
3. Check FC path and edit if necessary (C:\\Program files\\FreeCommander\\FreeCommander.exe\)
4. save as FC.reg
5. double click on it

Tested on Win XP, Vista 32 & Vista 64

REGEDIT4

[HKEY_CLASSES_ROOT\Folder\shell]
@="Free_Commander"

[HKEY_CLASSES_ROOT\Folder\shell\Free_Commander]
@="Free Commander"

[HKEY_CLASSES_ROOT\Folder\shell\Free_Commander\command]
@="\"C:\\Program files\\FreeCommander\\FreeCommander.exe\" \"%1\""