Put the files you want to link to in the same folder as the PowerPoint.
Then re-insert the link. Now move the whole folder together, and the links
should continue to work. For more information, see:
Sounds/Movies don't play, images disappear or links break when I move or
email a presentation
http://www.pptfaq.com/FAQ00155.htm
--David
--
David M. Marcovitz
Microsoft PowerPoint MVP
Director of Graduate Programs in Educational Technology
Loyola College in Maryland
Author of _Powerful PowerPoint for Educators_
http://www.PowerfulPowerPoint.com/