--- //Applications/MAMP/htdocs/storm/sites/all/modules/storm/stormtimetracking/stormtimetracking.admin.inc	2009-12-30 23:05:29.000000000 +0100
+++ /Applications/MAMP/htdocs/storm/sites/all/modules/storm/stormtimetracking/new_stormtimetracking.admin.inc	2010-03-29 12:44:32.000000000 +0200
@@ -82,6 +82,10 @@ function stormtimetracking_list() {
       'style' => 'text-align: right;'
     ),
     array(
+      'data' => t('Billing duration (h)'),
+      'style' => 'text-align: right;'
+    ),
+    array(
       'data' => storm_icon_l('report', '', t('Reports'), '', array(), $report_attrs) .' '. storm_icon_add_node($i, $_GET),
       'class' => 'storm_list_operations',
     ),
@@ -89,6 +93,8 @@ function stormtimetracking_list() {
 
   $s = "SELECT n.*,  stt.* FROM {node} n INNER JOIN {stormtimetracking} stt ON n.vid=stt.vid
   WHERE n.status=1 AND n.type='stormtimetracking' ";
+  
+  $s_duration_worked = "SELECT SUM(duration) FROM {stormtimetracking} stt INNER JOIN {node} n ON n.vid=stt.vid WHERE n.status=1 AND n.type='stormtimetracking' ";
 
   $s_duration = "SELECT SUM(billing_duration) FROM {stormtimetracking} stt INNER JOIN {node} n ON n.vid=stt.vid WHERE n.status=1 AND n.type='stormtimetracking' ";
 
@@ -168,6 +174,10 @@ function stormtimetracking_list() {
   $tablesort = tablesort_sql($header);
   $r = pager_query($s . $tablesort, $itemsperpage, 0, NULL, $args);
 
+  $s_duration_worked = stormtimetracking_access_sql($s_duration_worked, $where);
+  $s_duration_worked = db_rewrite_sql($s_duration_worked);
+  $duration_worked = db_result(db_query($s_duration_worked, $args));
+
   $s_duration = stormtimetracking_access_sql($s_duration, $where);
   $s_duration = db_rewrite_sql($s_duration);
   $duration = db_result(db_query($s_duration, $args));
@@ -180,7 +190,7 @@ function stormtimetracking_list() {
     $timetrackings[] = $item;
   }
 
-  $o .= theme('stormtimetracking_list', $header, $timetrackings, $duration);
+  $o .= theme('stormtimetracking_list', $header, $timetrackings, $duration, $duration_worked);
   $o .= theme('pager', NULL, $itemsperpage, 0);
   $o .= drupal_get_form('stormtimetracking_list_form_report');
   print theme('page', $o);