Jeff,
Not that I know of as it seems more controlled by the operating system. You
could try a hyperlink to a slide and an animation on delay? Bit hard,
though.
--
Regards,
Glen Millar
Microsoft PPT MVP
Tutorials and PowerPoint animations at
www.pptworkbench.com
glen at pptworkbench dot com
Please tell us your PowerPoint / Windows version,
whether you are using vba, or
anything else relevant