On Sun, Mar 9, 2008 at 8:14 PM, b logica <[EMAIL PROTECTED]> wrote: > On Sun, Mar 9, 2008 at 12:31 PM, Deane <[EMAIL PROTECTED]> wrote: > > > > A field needs to either be (1) a valid number, or (2) nothing. So, in > > effect, "You don't have to enter this, but if you do, it better be a > > number." > >
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