Changes
Added L-parameter, so killing Picasa3 after install is unnessesary
<package id='Picasa' name='Picasa' revision='2' priority='3' reboot='false' >
<check type='uninstall' condition='exists' path='Picasa 3' />
<install cmd='"%SOFTWARE%\Picasa\picasa3-setup.exe" /S' /> <install cmd=L'cmd /C taskkill /F /IM Picasa3.exe' >
<exit code='1' />
<exit code='128' />
</install>
<upgrade cmd='"%SOFTWARE%\Picasa\picasa3-setup.exe" /S' /> <upgrade cmd=L'cmd /C taskkill /F /IM Picasa3.exe' >
<exit code='1' />
<exit code='128' />
</packages>
</source>
== Picasa 2 ==