diff --git a/xedit/browser.py b/xedit/browser.py
index 2309129..e5a1499 100644
--- a/xedit/browser.py
+++ b/xedit/browser.py
@@ -74,7 +74,8 @@ class ExternalEditorView(object):
 
     def setHeaders(self, size):
         response = self.request.response
-        response.setHeader('Content-Type', 'application/x-zope-xedit')
+        response.setHeader('Content-Type', 'application/x-zope-edit')
+        #response.setHeader('Content-Type', 'application/x-zope-xedit')
         response.setHeader('Content-Length', size)
 
 
diff --git a/xedit/configure.zcml b/xedit/configure.zcml
index d6c780e..5490be7 100644
--- a/xedit/configure.zcml
+++ b/xedit/configure.zcml
@@ -5,12 +5,21 @@
    xmlns:zope="http://namespaces.zope.org/zope"
    i18n_domain="zope">
 
+  <zope:view for="*" name="LOCK"
+      type="zope.publisher.interfaces.http.IHTTPRequest"
+      factory="cybertools.xedit.handler.NullLOCK"
+      permission="zope.Public" allowed_attributes="LOCK" />
+  <zope:view for="*" name="UNLOCK"
+      type="zope.publisher.interfaces.http.IHTTPRequest"
+      factory="cybertools.xedit.handler.NullLOCK"
+      permission="zope.Public" allowed_attributes="UNLOCK" />
+
   <resource name="edit.gif" file="edit.gif" />
-  
+
   <pages for="loops.interfaces.IResource"
          class=".browser.ExternalEditorView"
          permission="zope.ManageContent">
-         
+
     <page name="external_edit" attribute="load" />
     <!--
     <page name="save" attribute="save" />
diff --git a/xedit/handler.py b/xedit/handler.py
new file mode 100644
index 0000000..cb6e5f8
--- /dev/null
+++ b/xedit/handler.py
@@ -0,0 +1,69 @@
+#
+#  Copyright (c) 2007 Helmut Merz helmutm@cy55.de
+#
+#  This program 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.
+#
+#  This program 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; if not, write to the Free Software
+#  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#
+
+"""
+HTTP method handler.
+
+$Id$
+"""
+
+"""
+A real response to a LOCK request would look like this:
+
+HTTP/1.1 200 OK
+Content-Type: text/xml; charset="utf-8"
+Content-Length: XXXX
+
+<?xml version="1.0" encoding="utf-8" ?>
+<d:prop xmlns:d="DAV:">
+  <d:lockdiscovery>
+    <d:activelock>
+      <d:locktype><d:write/></d:locktype>
+      <d:lockscope><d:exclusive/></d:lockscope>
+      <d:depth>Infinity</d:depth>
+      <d:owner>
+        <d:href>http://www.contoso.com/~user/contact.htm</d:href>
+      </d:owner>
+      <d:timeout>Second-345600</d:timeout>
+      <d:locktoken>
+        <d:href>opaquelocktoken:e71d4fae-5dec-22df-fea5-00a0c93bd5eb1</d:href>
+      </d:locktoken>
+    </d:activelock>
+  </d:lockdiscovery>
+</d:prop>
+"""
+
+class NullLOCK(object):
+
+    def __init__(self, context, request):
+        self.context = context
+        self.request = request
+
+    def LOCK(self):
+        request = self.request
+        #self.printRequest(request)
+        response = request.response
+        #response.setStatus(200)
+        message = '<data>opaquelocktoken:dummy</data>'
+        return message
+
+    def UNLOCK(self):
+        return ''
+
+    def printRequest(self, request):
+        print self.request['wsgi.input'].read()