[Zope] From where does nothing spring from?

[Evan Simpson]

----- Original Message -----
From: "Graham Chiu" <anon_emouse@hotmail.com>
> <dtml-var "REQUEST.set('error',f_Email.isNotEmail(f_Email,_))">
>
> where f_Email is an instance of the product, then the words
>
> 'None'
>
> are returned as well, and render to the screen.

REQUEST.set returns None.  You want to use <dtml-call> instead of
<dtml-var>, to ignore the returned value.

Cheers,

Evan @ 4-am & digicool