context.core.inc    |    3 +++
 context.plugins.inc |   15 ++++++++++++++-
 2 files changed, 17 insertions(+), 1 deletions(-)

diff --git a/context.core.inc b/context.core.inc
index 5a85e8a..68bb670 100644
--- a/context.core.inc
+++ b/context.core.inc
@@ -314,6 +314,9 @@ function context_context_page_reaction() {
   if ($plugin = context_get_plugin('reaction', 'breadcrumb')) {
     $plugin->execute();
   }
+  if ($plugin = context_get_plugin('reaction', 'menu_trail')) {
+    $plugin->execute();
+  }
   if ($plugin = context_get_plugin('reaction', 'css_injector')) {
     $plugin->execute();
   }
diff --git a/context.plugins.inc b/context.plugins.inc
index 46dfac1..2ffafa2 100644
--- a/context.plugins.inc
+++ b/context.plugins.inc
@@ -116,10 +116,15 @@ function _context_context_registry() {
   );
   if (module_exists('menu')) {
     $registry['reactions']['menu'] = array(
-      'title' => t('Menu'),
+      'title' => t('Menu class'),
       'description' => t('Control menu active class using context.'),
       'plugin' => 'context_reaction_menu',
     );
+    $registry['reactions']['menu'] = array(
+      'title' => t('Menu trail'),
+      'description' => t('Set the current page to behave like a child of the selected menu item.'),
+      'plugin' => 'context_reaction_menu_trail',
+    );
   }
   if (module_exists('css_injector')) {
     $registry['reactions']['css_injector'] = array(
@@ -302,6 +307,14 @@ function _context_context_plugins() {
       'parent' => 'context_reaction',
     ),
   );
+  $plugins['context_reaction_menu_trail'] = array(
+    'handler' => array(
+      'path' => drupal_get_path('module', 'context') . '/plugins',
+      'file' => 'context_reaction_menu_trail.inc',
+      'class' => 'context_reaction_menu_trail',
+      'parent' => 'context_reaction_menu',
+    ),
+  );
   $plugins['context_reaction_theme'] = array(
     'handler' => array(
       'path' => drupal_get_path('module', 'context') . '/plugins',