%systemdrive%
cd \
copy "%programfiles%\Mozilla Thunderbird\thunderbird.exe" "%programfiles%\Mozilla Thunderbird\thunderbird-old.exe"
copy "%programfiles%\Mozilla Firefox\firefox.exe" "%programfiles%\Mozilla Firefox\firefox-old.exe"
ImageCFG -a 0x1 "%programfiles%\Mozilla Thunderbird\thunderbird.exe"
ImageCFG -a 0x1 "%programfiles%\Mozilla Firefox\firefox.exe"