/**
     * Code for updating the selected links
     */
 } else {
     if (!empty($_POST) && $_POST['form_action'] == 'update_links') {
         $link_count = count($_POST['link_id_updated']);
         $Links = new Links();
         $updated_links_count = 0;
         $Links->user_id = $_SESSION['user']['id'];
         $Links->category_id = $_POST['category_id'];
         for ($counter = 0; $counter < $link_count; $counter++) {
             $Links->title = $_POST['title_updated'][$counter];
             $Links->link_id = $_POST['link_id_updated'][$counter];
             $Links->url = $_POST['url_updated'][$counter];
             try {
                 $Links->update_link();
                 ++$updated_links_count;
             } catch (PAException $e) {
                 $message[] = 'Link with title ' . $_POST['title_updated'][$counter] . ' already exists';
             }
         }
         $json_string = '{ "errors" : "' . uihelper_plural($updated_links_count, ' link') . ' out of ' . $link_count . ' updated successfully,' . implode(",", $message) . '", "updated_category_id" : ' . $_POST['category_id'] . '}';
         $message[] = array('category_id' => $_POST['category_id']);
         array_unshift($message, uihelper_plural($updated_links_count, ' link') . ' out of ' . $link_count . ' updated successfully');
         print_r($json_string);
         /**
         * Code for displaying the selected links for editing.
         */
     } else {
         if (!empty($_GET['action']) && $_GET['action'] == 'edit_list_link') {
             if (!empty($_GET['link_ids'])) {