diff --git a/app/views/main/list.html.haml b/app/views/main/list.html.haml
--- a/app/views/main/list.html.haml
+++ b/app/views/main/list.html.haml
@@ -32,6 +32,7 @@
 
 %hr/
 
-:javascript
+%script{:type => 'text/javascript'}
+  = "Announcement.refreshUrl = '#{url_for :controller => 'main', :action => 'announcements'}';"
   Announcement.registerRefreshEventTimer();
 
diff --git a/public/javascripts/announcement_refresh.js b/public/javascripts/announcement_refresh.js
--- a/public/javascripts/announcement_refresh.js
+++ b/public/javascripts/announcement_refresh.js
@@ -3,6 +3,8 @@
 
     mostRecentId: 0,
 
+    refreshUrl: '/main/announcements',
+
     setMostRecentId: function(id) {
 	Announcement.mostRecentId = id;
     },
@@ -13,7 +15,7 @@
     },
 
     refreshAnnouncement: function() {
-	var url = '/main/announcements';
+	var url = Announcement.refreshUrl;
 	new Ajax.Request(url, {
 	    method: 'get',
 	    parameters: { recent: Announcement.mostRecentId },