[Seaside] Show a message only once?

Richard Durr richard.durr at googlemail.com
Thu Mar 4 15:53:21 UTC 2010

Hello :)
I'd like to know what the best way to display a message only once is.
I tried to create a WAFlashMessage Decoration, that would remove
itself, when it rendered but I can't get it working.
Has anybody an idea?


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