links stopped working

Tech-Archive recommends: Speed Up your PC by fixing your registry

From: EllenR (EllenR_at_discussions.microsoft.com)
Date: 01/06/05 

Date: Thu, 6 Jan 2005 15:37:03 -0800

Suddenly I can't double-click a link and have ie open automatically (it used
to work). Saved links and links in email only work if ie is already open.
How do I fix this?