Index: modules/system/system.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/system/system.module,v
retrieving revision 1.377
diff -u -r1.377 system.module
--- modules/system/system.module	9 Oct 2006 07:26:19 -0000	1.377
+++ modules/system/system.module	10 Oct 2006 00:43:20 -0000
@@ -1538,7 +1538,7 @@
     $packages[$module->info['package']][$module->name] = $module->info;
   }
   ksort($packages);
-
+  drupal_add_js('misc/collapse.js','core');
   // Display packages.
   $output = '';
   foreach ($packages as $package => $modules) {
@@ -1554,8 +1554,9 @@
       $row[] = array('data' => drupal_render($form['description'][$key]), 'class' => 'description');
       $rows[] = $row;
     }
-    $output .= '<h2>'. t($package) .'</h2>';
+    $output .= '<fieldset class="collapsible collapsed"><legend>'. t($package) .'</legend>';
     $output .= theme('table', $header, $rows, array('class' => 'package'));
+    $output .= '</fieldset>';
   }
 
   $output .= drupal_render($form);