named transaction

From: Malgorzata Ndreu (mndreu_at_maritweb.com)
Date: 02/07/05 

Date: Mon, 7 Feb 2005 09:20:43 +0100

Hi,
I need to make sure i do not open second transaction if one is already
opened,
i wanted to name a transaction, but how can i cjeck if a transaction with
that name is already open?

mndreu