diff --git a/mozilla/mailnews/base/prefs/resources/content/am-server.js b/mozilla/mailnews/base/prefs/resources/content/am-server.js
index 48000cd7608..dec3dc6d536 100644
--- a/mozilla/mailnews/base/prefs/resources/content/am-server.js
+++ b/mozilla/mailnews/base/prefs/resources/content/am-server.js
@@ -221,7 +221,7 @@ function setupFixedUI()
   //
   // but for now, this isn't needed.  we'll assume those who implement
   // redirector types want to show fixed values.
-  var showFixedValues = gRedirectorType != null;
+  var showFixedValues = gRedirectorType ? true : false;
 
   var controls = [document.getElementById("fixedServerName"), 
                   document.getElementById("fixedUserName"),