diff --git a/app/assets/javascripts/announcements.js.coffee b/app/assets/javascripts/announcements.js.coffee
new file mode 100644
--- /dev/null
+++ b/app/assets/javascripts/announcements.js.coffee
@@ -0,0 +1,15 @@
+#js for announcement
+$ ->
+  $('.ajax-toggle').on 'click', (event) ->
+    console.log event.target.id
+    target = $(event.target)
+    target.removeClass 'btn-default'
+    target.removeClass 'btn-success'
+    target.addClass 'btn-warning'
+    target.text '...'
+    return
+
+  $(document).ajaxError (event, jqxhr, settings, exception) ->
+    if jqxhr.status
+      alert 'We\'re sorry, but something went wrong (' + jqxhr.status + ')'
+    return