Index: commerce_checkout.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/commerce/modules/checkout/commerce_checkout.module,v
retrieving revision 1.34
diff -u -r1.34 commerce_checkout.module
--- commerce_checkout.module	22 Oct 2010 13:02:15 -0000	1.34
+++ commerce_checkout.module	15 Nov 2010 02:11:44 -0000
@@ -256,6 +243,7 @@
         'submit_value' => t('Continue'),
         'prev_page' => NULL,
         'next_page' => NULL,
+        'use_fieldset' => TRUE,
       );
 
       $checkout_pages[$page_id] = (object) ((array) $checkout_page + $defaults);
Index: includes/commerce_checkout.pages.inc
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/commerce/modules/checkout/includes/commerce_checkout.pages.inc,v
retrieving revision 1.29
diff -u -r1.29 commerce_checkout.pages.inc
--- includes/commerce_checkout.pages.inc	12 Nov 2010 04:08:33 -0000	1.29
+++ includes/commerce_checkout.pages.inc	15 Nov 2010 02:11:44 -0000
@@ -83,14 +85,19 @@
       // pane's form callback.
       // $pane_values = isset($form_state['values'][$pane_id]) ? $form_state['values'][$pane_id] : array();
       if ($pane_form = $callback($form, $form_state, $checkout_pane, $order)) {
-        $form[$pane_id] = $pane_form + array(
-          '#type' => 'fieldset',
-          '#title' => check_plain($checkout_pane->title),
-          '#collapsible' => $checkout_pane->collapsible,
-          '#collapsed' => $checkout_pane->collapsed,
-          '#attributes' => array('class' => array($pane_id)),
-          '#tree' => TRUE,
-        );
+        if ($checkout_page->use_fieldset) {
+          $form[$pane_id] = $pane_form + array(
+            '#type' => 'fieldset',
+            '#title' => check_plain($checkout_pane->title),
+            '#collapsible' => $checkout_pane->collapsible,
+            '#collapsed' => $checkout_pane->collapsed,
+            '#attributes' => array('class' => array($pane_id)),
+            '#tree' => TRUE,
+          );
+        }
+        else {
+          $form += $pane_form;
+        }
       }
     }
   }