This is increasingly a point of concern, writes Molly Williams at the Wall Street Journal’s Small Business Blog. Business owners can eliminate the possibility legal chaos on this front by ensuring Web accounts are in their business’ name, rather than their own.   And it’s probably not a good idea to include  account numbers and passwords in wills and trusts because those can become public documents. A few states have passed specific estate laws addressing the issue: As small businesses move more operations online, there’s an unpleasant question they need to ask: What happens if the one person who has…