文件关联
+ .exe => exefile HKEY_CLASSES_ROOT\exefile\shell\open\command "%1" %*
+ .com => comfile HKEY_CLASSES_ROOT\comfile\shell\open\command "%1" %*
+ .bat => batfile HKEY_CLASSES_ROOT\batfile\shell\open\command "%1" %*
+ .scr => scrfile HKEY_CLASSES_ROOT\scrfile\shell\open\command "%1" /S
+ .pif => piffile HKEY_CLASSES_ROOT\piffile\shell\open\command "%1" %*
+ .txt => txtfile HKEY_CLASSES_ROOT\txtfile\shell\open\command Microsoft Corporation C:\WINDOWS\NOTEPAD.EXE
+ .reg => regfile HKEY_CLASSES_ROOT\regfile\shell\open\command Microsoft Corporation C:\WINDOWS\REGEDIT.EXE
+ .hta => htafile HKEY_CLASSES_ROOT\htafile\shell\open\command Microsoft Corporation C:\WINDOWS\SYSTEM\MSHTA.EXE