read this, half way down there's is a link to the "Full Content PDF File"
IFilter from Adobe.

http://www.microsoft.com/windows/des...earchtype.mspx

Each file type needs an IFilter, you can google around for 3rd-
party-provided IFilters too.

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Google Destop Search and Copernic are other good free tools if you should
become dissatisfied w/ WDS; there are others too, google around...