View a demonstration of the Live View function on the new Canon EOS 40D. This lets you see the image on the LCD that is visible through the viewfinder. See the advantages and disadvantages and determine for yourself how useful this is.
Canon EOS 40D: LCD Menu Operations
software recommendation - How can I display a ghost image of the
Canon 40D Review - Viewfinder
How to use a Canon EOS 40D
Image Playback on Canon EOS 40D : Canon EOS 40D: Magnified View
Canon EOS 40D Live View
How to use a Canon EOS 40D
Nikonians News & Blogs: Interviews, Talkshows, News and More
How to record video with your DSLR Canon EOS 40D
Canon-40D-webcam
Canon EOS 40D Live View Demonstration - video Dailymotion