Script Download: ConvertPowerPointToWordDocument.zip
http://gallery.technet.microsoft.com/scriptcenter/Convert-PowerPoint-d65f3a82 

This PowerShell script sample illustrates how to convert PowerPoint presentations to Word documents. Additionally, script will maintain the original format, layout for presentation and reduce the output file size. Supported version is PowerPoint 2010.  Converting PowerPoint presentations to Word documents is a frequently asked question in many public forums.

 

image image
image image

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