public function openingWeekend()
{
if (empty($this->openingWeekend)) {
$page = $this->getPage("BoxOffice");
if (@preg_match("!<h5>Opening Weekend</h5>\n*(.*?)<br/>\n*<h5!ims", $page, $opWe)) {
// Opening Weekend
$openingWeekend = $opWe[1];
}
$this->openingWeekend = $this->get_openingWeekend($openingWeekend);
}
return $this->openingWeekend;
}