Set Unpub date

global $tmplvars;
global $unpub_date;

if (isset($tmplvars['EndDate'])) {
  $date = is_array($tmplvars['EndDate']) ? $tmplvars['EndDate'][1] : $tmplvars['EndDate'];
  $unpub_date = strtotime($date) + 24*60*60;
  $min = date("i", $unpub_date);
  $sec = date("s", $unpub_date);
  $hrs = date("H", $unpub_date);
  $unpub_date -= $sec + $min * 60 + $hrs * 3600;
}