diff --git a/Scripts/updates.php b/Scripts/updates.php
new file mode 100755
index 000000000..18de99938
--- /dev/null
+++ b/Scripts/updates.php
@@ -0,0 +1,80 @@
+<?php
+/* updates.php - this file is part of SOGo
+ *
+ *  Copyright (C) 2006-2008 Inverse groupe conseil
+ *
+ * Author: Wolfgang Sourdeau <wsourdeau@inverse.ca>
+ *
+ * This file 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, or (at your option)
+ * any later version.
+ *
+ * This file 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 this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+/* This script handles the automatic propagation of extensions pertaining to a
+   SOGo site */
+$plugins
+= array("sogo-connector@inverse.ca"
+         => array( "application" => "thunderbird",
+                   "version" => "0.67",
+                   "filename" => "sogo-connector-0.80.xpi" ),
+        "sogo-integrator@inverse.ca"
+         => array( "application" => "thunderbird",
+                   "version" => "0.67",
+                   "filename" => "sogo-integrator-0.80-sogo-demo.xpi" ),
+        "{e2fda1a4-762b-4020-b5ad-a41df1933103}" 
+        => array( "application" => "thunderbird",
+		   "version" => "0.8",
+                   "filename" => "lightning-0.8.xpi" ));
+
+$applications
+= array( "thunderbird" => "<em:id>{3550f703-e582-4d05-9a08-453d09bdfdc6}</em:id>
+                <em:minVersion>1.5</em:minVersion>
+                <em:maxVersion>2.0.*</em:maxVersion>",
+	 "firefox" => "<em:id>{ec8030f7-c20a-464f-9b0e-13a3a9e97384}</em:id>
+                   <em:minVersion>1.5</em:minVersion>
+                   <em:maxVersion>2.0.*</em:maxVersion>" );
+
+$pluginname = $HTTP_GET_VARS["plugin"];
+$plugin =& $plugins[$pluginname];
+$application =& $applications[$plugin["application"]];
+
+if ($plugin) {
+  header("Content-type: text/xml; charset=utf-8");
+  echo ('<?xml version="1.0"?>' . "\n");
+?>
+<!DOCTYPE RDF>
+<RDF xmlns="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+  xmlns:em="http://www.mozilla.org/2004/em-rdf#">
+  <Description about="urn:mozilla:extension:<?= $pluginname ?>">
+    <em:updates>
+      <Seq>
+        <li>
+          <Description>
+            <em:version><?= $plugin["version"] ?></em:version>
+            <em:targetApplication>
+              <Description><?= $applications[$plugin["application"]] ?>
+		<em:updateLink>http://inverse.ca/downloads/extensions/<?= $plugin["filename"] ?></em:updateLink>
+	      </Description>
+            </em:targetApplication>
+          </Description>
+        </li>
+      </Seq>
+    </em:updates>
+  </Description>
+</RDF>
+<?php
+} else {
+  header("Content-type: text/plain; charset=utf-8", true, 404);
+  echo( 'Plugin not found' );
+}