diff --git a/www/conservancy/static/js/supporter-page.js b/www/conservancy/static/js/supporter-page.js
index 5ecbde97831b0294ff421f992e6f3ff453f231e7..728d7a4efce220e8de6a794d8e8f73fbeb371b33 100644
--- a/www/conservancy/static/js/supporter-page.js
+++ b/www/conservancy/static/js/supporter-page.js
@@ -111,7 +111,7 @@ $(document).ready(function() {
         supportTypeSelector("#annual").click();
     }
 
-    var want_id = window.location.hash.substr(1);
+    var want_id = window.location.hash.substr(1) || "do not match any id";
     $('a.read-more').each(function(index, readmore) {
         var $readmore = $(readmore)
         var $content = $(readmore.hash);