[%- USE date %]
[%- SET today = date.format(date.now, "%Y%m%d") %]

##</code><code>##

[% IF today < 20060406 %]
<p>Guess what.  On April 6, 2006, we're going to do something special!
On April 7th, this paragraph disappears!  Neat!</p>
[% END %]

##</code><code>##

  [% FILTER ByDate
       start = '2006-04-15'
       until = '2006-06-28' %]
  This is only visible from April 15 through June 28, 2006.
  [% END %]