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To: mwforum@xxxxxxxxxxxxxxxxxxxxxxxxxxxx
Subject: checking if turtle is hidden
From: zehava wizman <zehavawi1@xxxxxxxxx>
Date: Wed, 1 Jun 2011 00:00:57 -0700 (PDT)

Hello Forum
I want to know how can I check some condition if two turtles are hidden or not
, and according to this condition, do something
 I tries to write thos proc:
to test
if and (set "t1 "visible? "true) ("t2 "visible? "true)[ announce [hello]]
it's doesn't work.
thanks, Zehava

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