Hi!

   .  FOO=1234 => set FOO to 1234
   .  FOO= => set FOO to an empty string
   .  FOO= => unset FOO

Err, what's the difference between the last two?
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Stanislav Malyshev, Zend Software Architect
[EMAIL PROTECTED]   http://www.zend.com/
(408)253-8829   MSN: [EMAIL PROTECTED]

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