diff --git a/Per-site-switches.md b/Per-site-switches.md
index 0814842..d0dac5d 100644
--- a/Per-site-switches.md
+++ b/Per-site-switches.md
@@ -26,7 +26,7 @@ However, when the overview panel is visible, toggling a per-site switch will cau
By default popups are allowed unless there is a filter to block them. When this setting is enabled, **all** popups will be unconditionally blocked for the current site, regardless of filters:
-
No popups for the current site: [Try it](http://jessehakanen.net/adblockpluspopupaddon/test.html)
+
Blocking popups depends on whether the proper filters are present in the selected filter lists, so this feature is most useful when a site creates popups for which there are no filters to take care of them in 3rd-party filter lists.