右键添加"在此处打开命令窗口"菜单

Windows Registry Editor Version 5.00 
[HKEY_CLASSES_ROOT\Directory\Background\shell\CMD] 
@="在此处打开命令窗口" 
[HKEY_CLASSES_ROOT\Directory\Background\shell\CMD\command] 
@="cmd.exe" 
[HKEY_CLASSES_ROOT\Folder\shell\CMD] 
@="在此处打开命令窗口" 
[HKEY_CLASSES_ROOT\Folder\shell\CMD\command] 
@="CMD.EXE /K CD %1"

右键添加"在此处打开命令窗口"菜单

原文：http://www.cnblogs.com/LinuxHunter/p/7802042.html