Opens folder in active panel:
<---cut--->
REGEDIT4
[HKEY_CLASSES_ROOT\Folder\shell]
@="Total_Commander"
[HKEY_CLASSES_ROOT\Folder\shell\Total_Commander]
@="Total Commander"
[HKEY_CLASSES_ROOT\Folder\shell\Total_Commander\command]
@="C:\\Programme\\Total Commander\\TOTALCMD.EXE /O /S /L=%1"
<---cut--->
If you prefer to imitate Explorer behaviour you can use this regfile instead with additional parameter /R.
Opens folder in inactive panel:
<---cut--->
REGEDIT4
[HKEY_CLASSES_ROOT\Folder\shell]
@="Total_Commander"
[HKEY_CLASSES_ROOT\Folder\shell\Total_Commander]
@="Total Commander"
[HKEY_CLASSES_ROOT\Folder\shell\Total_Commander\command]
@="C:\\Programme\\Total Commander\\TOTALCMD.EXE /O /S /R=%1"
<---cut--->