diff --git a/brozzler/behaviors.yaml b/brozzler/behaviors.yaml
index 69f2c5f..e03c93e 100644
--- a/brozzler/behaviors.yaml
+++ b/brozzler/behaviors.yaml
@@ -25,9 +25,10 @@
   url_regex: '^https?://americaspresidents\.si\.edu/gallery.*$'
   behavior_js_template: umbraBehavior.js.j2
   default_parameters:
+    interval: 2000
     actions:
       - selector: div.see-more, li.next
-        idcheck: false
+        skipIDcheck: 1
 -
   url_regex: '^https?://(?:www\.)?marquette\.edu/.*$'
   behavior_js_template: marquette_edu.js