Do you mean:
<form class="DetailsPage Dark_Default" id="Results_Dark_Default" .....
and this needs to be done for product_results.php and product_detail.php pages?
What happen with the easy workflow from before ... Half of the Extensions are working the old way half Extensions are not and they have to be integrated ... I can way to see what kind of surprises I am going to get going trough the check out process and pages.