View difference between Paste ID: W7pPyrKR and Z4T7vzWX

 // Answer for question on Drupal Stack Exchange:
 // http://drupal.stackexchange.com/questions/27907/enable-a-nodes-menu-item-when-on-that-node
 
 // this is the template.php file!!
 // ....
 
 /**
  * @see http://api.drupal.org/api/drupal/includes!theme.inc/function/theme_link/7
  */
 function YOURTHEMENAME_link($variables) {
-    // in this example, I let "contact" and "node/9" links only be visible if the user is on these pages
+    // in this example, I let "node/425" link only be visible if the user is on this page
-    // and I let some other paths to be displayed at, see below...
+    $your_paths_to_hide_array = array('node/425'); // empty cache every time you change that
-    $your_paths_to_hide_array = array('contact', 'node/9'); // SUBSTITUTE IT with yours - empty cache every time you change that
+    $link_also_visible_on_paths = array(); // empty cache every time you change that
-    // these links will be visible only on their own pages -
+
-    // but here you can define other paths where they can be visible at
+
-    // if you don't want any other pages for these to be visible at, then
+
-    // leave it empty (like this: array()),
+
-    $link_also_visible_on_paths = array('node/3', 'any_other_path'); // SUBSTITUTE IT with your paths! - empty cache every time you change that
+
         if (!$element_can_be_visible) {
             return '';
         }
     }
     return '<a href="' . check_plain(url($variables['path'], $variables['options'])) . '"' . drupal_attributes($variables['options']['attributes']) . '>' . ($variables['options']['html'] ? $variables['text'] : check_plain($variables['text'])) . '</a>';
 }
 
 // ....