--- includes/webform.report.inc	Wed Sep 29 20:38:20 2010
+++ includes/webform.report.inc	Tue Dec 14 12:09:39 2010
@@ -143,7 +143,7 @@
  */
 function theme_webform_results_submissions_header($node) {
   $columns = array(
-    array('data' => t('#'), 'field' => 'sid', 'sort' => 'asc'),
+    array('data' => t('#'), 'field' => 'sid', 'sort' => 'desc'),
     array('data' => t('Submitted'), 'field' => 'submitted'),
   );
   if (webform_results_access($node)) {
@@ -191,7 +191,7 @@
 
 function theme_webform_results_table_header($node) {
   return array(
-    array('data' => t('#'), 'field' => 'sid', 'sort' => 'asc'),
+    array('data' => t('#'), 'field' => 'sid', 'sort' => 'desc'),
     array('data' => t('Submitted'), 'field' => 'submitted'),
     array('data' => t('User'), 'field' => 'name'),
     array('data' => t('IP Address'), 'field' => 'remote_addr'),