On Mon, 23 Aug 2010 17:24:53 -0000, "SS" <hypersam...@yahoo.com.tw> wrote:

>Now the problem is wait.for() doesnt accept "expression".
>How could I implement it?

Use wait.forinterval(expression) where expression is the number of
milliseconds to wait. This is explained in powerpro.hlp.
-- 
Carroll B. Robbins, Jr.

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