用于关联 Picasa3 的图片查看器 PicasaPhotoViewer，将此批处理放于 PicasaPhotoViewer.exe 所在目录双击即可。

Picasa3取消关联.bat

@echo off

echo.
echo.本工具将自动卸载 PicasaPhotoViewer ...
reg delete "HKLM\SOFTWARE\Classes\PicasaPhotoViewer" /F >NUL 2>NUL
reg delete "HKLM\SOFTWARE\RegisteredApplications" /V "Picasa3" /F >NUL 2>NUL
reg delete "HKLM\SOFTWARE\Picasa3" /F >NUL 2>NUL
echo.
echo.卸载完成, 3秒后自动退出...
choice /t 3 /d y /n >NUL
exit

Picasa3图片关联.bat

@echo off & cd /d %~dp0
SET P=%~dp0PicasaPhotoViewer.exe

echo.
echo.本工具将自动注册 Picasa3 所支持的图片格式, 除了gif格式。

reg add "HKLM\SOFTWARE\Classes\PicasaPhotoViewer\Shell\Open\Command" /D "\"%P%\" \"%%1\"" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Classes\PicasaPhotoViewer\DefaultIcon" /D "\"%P%\",-102" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\RegisteredApplications" /V "Picasa3" /D "SOFTWARE\\Picasa3\\Capabilities" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Picasa3" /V "InstallDir" /D ""%~dp0"" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Picasa3\Capabilities" /V "ApplicationName" /D "Picasa Photo Viewer" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Picasa3\Capabilities" /V "ApplicationDescription" /D "Picasa 是由 Google 提供的免费照片软件。" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Picasa3\Capabilities\FileAssociations" /V ".tiff" /D "PicasaPhotoViewer" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Picasa3\Capabilities\FileAssociations" /V ".tif" /D "PicasaPhotoViewer" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Picasa3\Capabilities\FileAssociations" /V ".tga" /D "PicasaPhotoViewer" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Picasa3\Capabilities\FileAssociations" /V ".raw" /D "PicasaPhotoViewer" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Picasa3\Capabilities\FileAssociations" /V ".png" /D "PicasaPhotoViewer" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Picasa3\Capabilities\FileAssociations" /V ".jpg" /D "PicasaPhotoViewer" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Picasa3\Capabilities\FileAssociations" /V ".jpeg" /D "PicasaPhotoViewer" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Picasa3\Capabilities\FileAssociations" /V ".jpe" /D "PicasaPhotoViewer" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Picasa3\Capabilities\FileAssociations" /V ".gif" /D "PicasaPhotoViewer" /F >NUL 2>NUL
reg add "HKLM\SOFTWARE\Picasa3\Capabilities\FileAssociations" /V ".bmp" /D "PicasaPhotoViewer" /F >NUL 2>NUL

echo.
echo.注册完成, 3秒后自动退出...
choice /t 3 /d y /n >NUL
exit