=== modified file 'includes/menu.inc'
--- includes/menu.inc	2006-08-30 08:46:16 +0000
+++ includes/menu.inc	2006-09-01 17:30:30 +0000
@@ -382,16 +382,20 @@ function menu_set_location($location) {
  * here may, as a side effect, change the active menu item so that later
  * menu functions (that display the menus and breadcrumbs, for example)
  * act as if the user were in a different location on the site.
+ *
+ * @param $path
+ *   A string representing the menu path to be executed.
+ * @return 
+ *   An simple array with the handler's $content as first element, and $show_blocks
+ *   boolean as second element.
  */
-function menu_execute_active_handler() {
+function menu_execute_active_handler($path = '') {
   if (_menu_site_is_offline()) {
     return MENU_SITE_OFFLINE;
   }
 
   $menu = menu_get_menu();
 
-  // Determine the menu item containing the callback.
-  $path = $_GET['q'];
   while ($path && !isset($menu['callbacks'][$path])) {
     $path = substr($path, 0, strrpos($path, '/'));
   }
@@ -414,8 +418,13 @@ function menu_execute_active_handler() {
   if (strlen($arg)) {
     $arguments = array_merge($arguments, explode('/', $arg));
   }
-
-  return call_user_func_array($menu['callbacks'][$path]['callback'], $arguments);
+  $return = call_user_func_array($menu['callbacks'][$path]['callback'], $arguments);
+  
+  // Unless otherwise specified, return an array with blocks enabled.
+  if (!is_array($return)) {
+    $return = array($return, TRUE);
+  }
+  return $return;
 }
 
 /**

=== modified file 'index.php'
--- index.php	2006-01-27 18:51:51 +0000
+++ index.php	2006-09-01 17:32:40 +0000
@@ -12,8 +12,8 @@
 require_once './includes/bootstrap.inc';
 drupal_bootstrap(DRUPAL_BOOTSTRAP_FULL);
 
-$return = menu_execute_active_handler();
-switch ($return) {
+list($content, $show_blocks) = menu_execute_active_handler($_GET['q']);
+switch ($content) {
   case MENU_NOT_FOUND:
     drupal_not_found();
     break;
@@ -24,9 +24,9 @@
     drupal_site_offline();
     break;
   default:
-    // Print any value (including an empty string) except NULL or undefined:
-    if (isset($return)) {
-      print theme('page', $return);
+    // Print any value (including an empty string) except NULL:
+    if ($content !== NULL) {
+      print theme('page', $content, $show_blocks);
     }
     break;
 }