diff --git a/xpfe/browser/resources/content/fastnav.js b/xpfe/browser/resources/content/fastnav.js
index 04ce3490d78..b3e9547116c 100644
--- a/xpfe/browser/resources/content/fastnav.js
+++ b/xpfe/browser/resources/content/fastnav.js
@@ -1160,7 +1160,6 @@ function checkForDirectoryListing()
   if ( "HTTPIndex" in _content &&
        _content.HTTPIndex instanceof Components.interfaces.nsIHTTPIndex ) {
     _content.defaultCharacterset = getMarkupDocumentViewer().defaultCharacterSet;
-    _content.parentWindow = window;
   }
 }
 
diff --git a/xpfe/browser/resources/content/navigator.js b/xpfe/browser/resources/content/navigator.js
index 5e596021e22..c7d07cdf59f 100644
--- a/xpfe/browser/resources/content/navigator.js
+++ b/xpfe/browser/resources/content/navigator.js
@@ -1200,7 +1200,6 @@ function checkForDirectoryListing()
   if ( "HTTPIndex" in _content &&
        _content.HTTPIndex instanceof Components.interfaces.nsIHTTPIndex ) {
     _content.defaultCharacterset = getMarkupDocumentViewer().defaultCharacterSet;
-    _content.parentWindow = window;
   }
 }
 
diff --git a/xpfe/components/directory/directory.js b/xpfe/components/directory/directory.js
index 4ae52cacd44..14784dd2f5c 100644
--- a/xpfe/components/directory/directory.js
+++ b/xpfe/components/directory/directory.js
@@ -223,11 +223,7 @@ function Init()
     }
 
     // set window title
-    var theWindow = window._content.parentWindow;
-    if (theWindow)
-    {
-        theWindow.title = baseURI;
-    }
+    document.title = baseURI;
 
     tree.database.AddObserver(RDF_observer);
     debug("Directory: added observer\n");
@@ -263,9 +259,7 @@ function OnClick(event, node)
         window._content.location.href = url;
         
         // set window title
-        var theWindow = window._content.parentWindow;
-        if (theWindow)
-            theWindow.title = url;
+        document.title = url;
     }
 }