Script Download: ModifyPictureCompressionResolutionSetting.zip
http://gallery.technet.microsoft.com/scriptcenter/Modify-Picture-Compression-e669d72e 

This PowerShell script demo illustrates how to modify picture compression resolution settings in PowerPoint 2007.  This question is asked by many users in the TechNet forum. They want to pre-configure picture compression in PowerPoint 2007.

 

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You can find more All-In-One Script Framework script samples at http://aka.ms/onescriptingallery