Functionality of SQL Server Errorlog

What is the functionality of SQL Server 2000 Enterprise Manager Errorlog?
Thanks,It is a text file where SQL Server writes severe error and other relevant system messages.
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Tibor Karaszi, SQL Server MVP
http://www.karaszi.com/sqlserver/default.asp
http://www.solidqualitylearning.com/
"Joe K." <Joe K.@.discussions.microsoft.com> wrote in message
news:0BB3C8A0-BE81-42BA-A300-30D17CC31DBB@.microsoft.com...
> What is the functionality of SQL Server 2000 Enterprise Manager Errorlog?
> Thanks,