--- D:/Taf/Kalys/drupal6/sites/all/modules/ubercart/uc_store/uc_store.module	Wed Nov 19 09:51:06 2008
+++ D:/Taf/Kalys/drupal6/sites/all/modules/ubercart/uc_store/uc_store_diff.module	Wed Nov 19 09:55:10 2008
@@ -1762,7 +1762,10 @@
 
   // Loop through the columns and create the header array.
   foreach ($form['#value']['columns'] as $col) {
-    $header[] = $col['cell'];
+    $header[] = array(
+      'data' => $col['cell'],
+      'class' => $col['id'],
+    );   
   }
 
   // Loop through the row data and create rows with the data in the right order.