Origin of broken-mirror belief

Posted by R. Berg April 12, 2001In reply to Origin of broken mirror causes 7 years of bad luck posted by masternumber on April 11, 2001

What is the origin of the belief: If you break a mirror you'll have seven years of bad luck?

I threw some words at Google and got some links back. The one below connects to an explanation that traces the belief to ancient Rome.

[Dead link - removed]