Thanks Randall.  It worked.

On Thu, Sep 4, 2008 at 3:42 PM, Randall Meadows <[EMAIL PROTECTED]> wrote:

> On Sep 4, 2008, at 1:33 PM, Ronnie B wrote:
>
>  Hi All!
>>
>> I am implementing a login panel.  I would like to have 'Ok' button
>> disabled
>> as long as the password field is empty.  Any advise?
>>
>
> -controlTextDidChange: delegate method; in it, [en|dis]able the button
> according to the length of the password field text.
>
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