diff --git a/modules/commons/commons_trusted_contacts/commons_trusted_contacts.module b/modules/commons/commons_trusted_contacts/commons_trusted_contacts.module
index b16bfac..632d545 100644
--- a/modules/commons/commons_trusted_contacts/commons_trusted_contacts.module
+++ b/modules/commons/commons_trusted_contacts/commons_trusted_contacts.module
@@ -107,9 +107,9 @@ function commons_trusted_contacts_menu() {
     'type' => MENU_CALLBACK,
   );
 
-  $items['user/%user/contacts/messages/popup/%user'] = array(
-    'page callback' => 'drupal_get_form',
-    'page arguments' => array('commons_trusted_contacts_messages_popup', 5),
+  $items['user/%user/contacts/messages/%ctools_js/popup/%user'] = array(
+    'page callback' => 'commons_trusted_contacts_messages_popup_wrapper',
+    'page arguments' => array(4, 6),
     'access callback' => 'commons_trusted_contacts_privatemsg_write_access',
     'access arguments' => array(5),
     'type' => MENU_CALLBACK,
@@ -167,7 +167,7 @@ function commons_trusted_contacts_menu_alter(&$items) {
  */
 function commons_trusted_contacts_admin_paths() {
   $paths = array(
-    'user/*/contacts/messages/popup/*' => TRUE,
+    'user/*/contacts/messages/*/popup/*' => TRUE,
   );
 
   return $paths;
@@ -324,7 +324,14 @@ function commons_trusted_contacts_field_formatter_view($entity_type, $entity, $f
 
       if ($user_is_active_member) {
         $links['title'] = t('Message');
-        $links['href'] = 'user/' . $user->uid . '/contacts/messages/popup/' . $id;
+        $links['href'] = 'user/' . $user->uid . '/contacts/messages/nojs/popup/' . $id;
+        if (module_exists('modal_forms')) {
+          $links['options'] = array(
+            'attributes' => array(
+              'class' => array('ctools-use-modal', 'ctools-modal-modal-popup-medium'),
+            ),
+          );
+        }
       }
       else {
         if (og_is_member($entity_type, $id, 'user', $account, array(OG_STATE_PENDING))) {
@@ -1051,6 +1058,39 @@ function commons_trusted_contacts_operations_load_action_includes() {
   return $files;
 }
 
+/*
+ * A modal user login callback.
+ */
+function commons_trusted_contacts_messages_popup_wrapper($js = NULL, $account) {
+  // Fall back if $js is not set.
+  if (!$js) {
+    return drupal_get_form('commons_trusted_contacts_messages_popup', $account);
+  }
+
+  ctools_include('modal');
+  ctools_include('ajax');
+  $form_state = array(
+    // 'title' => t('Send message'),
+    'ajax' => TRUE,
+    'build_info' => array('args' => array($account)),
+  );
+
+  $output = ctools_modal_form_wrapper('commons_trusted_contacts_messages_popup', $form_state, $account);
+  if (!empty($form_state['executed'])) {
+    // We'll just overwrite the form output if it was successful.
+    $output = array();
+    ctools_add_js('ajax-responder');
+    if (isset($_GET['destination'])) {
+      $output[] = ctools_ajax_command_redirect($_GET['destination']);
+    }
+    else {
+      $output[] = ctools_ajax_command_reload();
+    }
+  }
+  print ajax_render($output);
+}
+
+
 /**
  * Menu callback; Write Private Message popup form.
  *