- Patch #786394 by casey: improve overlay keydown handler (TAB-navigation).

modules/overlay/overlay-parent.js

@@ -613,7 +613,7 @@ Drupal.overlay.eventhandlerRestrictKeyboardNavigation = function (event) {
     // move the focus along until it is.
     var direction = event.shiftKey ? -1 : 1;
     var current = this.$tabbables.index(event.target);
-    var $allowedParent = $('#overlay-container, .overlay-displace-top, .overlay-displace-bottom');
+    var $allowedParent = '#overlay-container, .overlay-displace-top, .overlay-displace-bottom';
     if (current != -1 && this.$tabbables[current + direction] && !this.$tabbables.eq(current + direction).closest($allowedParent).length) {
       while (this.$tabbables[current + direction] && !this.$tabbables.eq(current + direction).closest($allowedParent).length) {
         current = current + direction;