diff --git a/navbar.js b/navbar.js
index b4fb1ab..b3e56f8 100644
--- a/navbar.js
+++ b/navbar.js
@@ -6,7 +6,15 @@ Drupal.navbar = Drupal.navbar || {};
  * Fix internal padding to the height of the navigation bar.
  */
 Drupal.behaviors.navbar = {
-  attach: function(context) {
+  attach: function(context, settings) {
+    // Initialize settings.
+    settings.navbar = $.extend({
+      suppress: false,
+    }, settings.navbar || {});
+    // Check whether navbar should be suppressed.
+    if (settings.navbar.suppress) {
+      return;
+    }
     $('body').css('paddingTop', Drupal.navbar.height() + Drupal.navbar.drawerHeight());
     $('#navbar-drawer').css('top', Drupal.navbar.height());
   }
diff --git a/navbar.module b/navbar.module
index 15b1f43..cfb4a70 100644
--- a/navbar.module
+++ b/navbar.module
@@ -34,6 +34,9 @@ function navbar_theme($existing, $type, $theme, $path) {
  * Add navigation bar to the page_top region automatically.
  */
 function navbar_page_build(&$page) {
+  if (navbar_suppress(FALSE)) {
+    return; 
+  }
   $page['page_top']['navbar'] = array(
     '#pre_render' => array('navbar_pre_render'),
     '#access' => user_access('access navbar'),
@@ -123,3 +126,26 @@ function navbar_view() {
 
   return $build;
 }
+
+/**
+ * Implementation of hook_suppress()
+ *
+ * Allows other modules to suppress display of Navbar
+ *
+ * This function should be called from within another module's page callback
+ * (preferably using module_invoke()) when the menu should not be displayed.
+ * This is useful for modules that implement popup pages or other special
+ * pages where the chat would be distracting or break the layout.
+ *
+ * @param $set
+ *   Defaults to TRUE. If called before hook_footer(), the navbar will not be
+ *   displayed. If FALSE is passed, the suppression state is returned.
+ **/
+function navbar_suppress($set = TRUE) {
+  static $suppress = FALSE;
+  if (!empty($set) && $suppress === FALSE) {
+    $suppress = TRUE;
+	drupal_add_js(array('navbar' => array('suppress' => 1)), 'setting');
+  }
+  return $suppress;
+}