Finish checkin of bug 141410 for blake.

xpfe/communicator/resources/content/tasksOverlay.js

@@ -59,7 +59,7 @@ function toDownloadManager()
     dlmgrWindow.focus();
   }
   else {
-    dlmgr.open(window);
+    dlmgr.open(window, null);
   }
 }