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diff --git a/helm/ocaml/pxp/pxpUrlResolver.ml b/helm/ocaml/pxp/pxpUrlResolver.ml
deleted file mode 100644
index ec94b4e5e..000000000
--- a/helm/ocaml/pxp/pxpUrlResolver.ml
+++ /dev/null
@@ -1,84 +0,0 @@
-(* Copyright (C) 2000, HELM Team.
- * 
- * This file is part of HELM, an Hypertextual, Electronic
- * Library of Mathematics, developed at the Computer Science
- * Department, University of Bologna, Italy.
- * 
- * HELM is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- * 
- * HELM is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with HELM; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- * MA  02111-1307, USA.
- * 
- * For details, see the HELM World-Wide-Web page,
- * http://cs.unibo.it/helm/.
- *)
-
-(* cut and paste from ../getter/clientHTTP.ml *)
-exception HttpClientError of string * string;;	(* reason, uri *)
-
-let send cmd =
- try
-  ignore (Http_client.http_get cmd)
- with
-  e -> raise (HttpClientError (Printexc.to_string e, cmd))
-;;
-
-let get uri =
- try
-  Http_client.http_get uri
- with
-  e -> raise (HttpClientError (Printexc.to_string e, uri))
-;;
-
-let get_and_save uri dest_filename =
- let reply = get uri
- and out_channel = open_out dest_filename in
-  output_string out_channel reply ;
-  close_out out_channel
-;;
-
-let get_and_save_to_tmp uri =
- let flat_string s s' c =
-  let cs = String.copy s in
-   for i = 0 to (String.length s) - 1 do
-    if String.contains s' s.[i] then cs.[i] <- c
-   done ;
-   cs
- in
-  let user = try Unix.getlogin () with _ -> "" in
-  let tmp_file =
-    Filename.temp_file (user ^ flat_string uri ".-=:;!?/&" '_') ""
-  in
-  get_and_save uri tmp_file ;
-  tmp_file
-;;
-(* / cut and paste from ../getter/clientHTTP.ml *)
-
-let url_resolver =
- let url_of_id =
-  function
-     Pxp_types.System url ->
-      let http = Hashtbl.find Neturl.common_url_syntax "http" in
-       Neturl.url_of_string http url
-   | _ -> raise Pxp_reader.Not_competent
- in
- let channel_of_url _ url =
-  let file = get_and_save_to_tmp (Neturl.string_of_url url) in
-  let ch = open_in file in
-   Unix.unlink file ;
-   ch,None
- in
-  new Pxp_reader.resolve_read_url_channel
-   ~url_of_id ~channel_of_url ()
-;;
-