diff --git a/reference/domxml/functions.xml b/reference/domxml/functions.xml
index ff837178ea..bb8e6c943b 100644
--- a/reference/domxml/functions.xml
+++ b/reference/domxml/functions.xml
@@ -52,6 +52,7 @@
 &reference.domxml.functions.DomNode-prefix;
 &reference.domxml.functions.DomNode-previous-sibling;
 &reference.domxml.functions.DomNode-remove-child;
+&reference.domxml.functions.DomNode-replace-child;
 &reference.domxml.functions.DomNode-replace-node;
 &reference.domxml.functions.DomNode-set-content;
 &reference.domxml.functions.DomNode-set-name;
diff --git a/reference/domxml/functions/DomNode-replace-child.xml b/reference/domxml/functions/DomNode-replace-child.xml
new file mode 100644
index 0000000000..c221f0ca44
--- /dev/null
+++ b/reference/domxml/functions/DomNode-replace-child.xml
@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- $Revision: 1.1 $ -->
+  <refentry id='function.DomNode-replace-child'>
+   <refnamediv>
+    <refname>DomNode->replace_child</refname>
+    <refpurpose>
+     Replaces a child
+    </refpurpose>
+   </refnamediv>
+   <refsect1>
+    <title>Description</title>
+    <methodsynopsis>
+     <type>object</type><methodname>DomNode->replace_child</methodname>
+     <methodparam><type>object</type><parameter>oldnode</parameter></methodparam>
+     <methodparam><type>object</type><parameter>newnode</parameter></methodparam>
+     <void/>
+    </methodsynopsis>
+    <para>
+     This function replaces the child <parameter>oldnode</parameter>
+     with the passed new node. If the new node is already a child it
+     will not be added a second time. If the old node cannot be found
+     the function returns false. If the replacement succeds the old node
+     is returned.
+    </para>
+    <para>
+     See also <function>DomNode_append_child</function>
+   </refsect1>
+  </refentry>
+
+<!-- Keep this comment at the end of the file
+Local variables:
+mode: sgml
+sgml-omittag:t
+sgml-shorttag:t
+sgml-minimize-attributes:nil
+sgml-always-quote-attributes:t
+sgml-indent-step:1
+sgml-indent-data:t
+indent-tabs-mode:nil
+sgml-parent-document:nil
+sgml-default-dtd-file:"../../../../manual.ced"
+sgml-exposed-tags:nil
+sgml-local-catalogs:nil
+sgml-local-ecat-files:nil
+End:
+vim600: syn=xml fen fdm=syntax fdl=2 si
+vim: et tw=78 syn=sgml
+vi: ts=1 sw=1
+-->
diff --git a/reference/domxml/functions/DomNode-replace-node.xml b/reference/domxml/functions/DomNode-replace-node.xml
index bddba9cc00..1bb2cf65c0 100644
--- a/reference/domxml/functions/DomNode-replace-node.xml
+++ b/reference/domxml/functions/DomNode-replace-node.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
 <!-- splitted from ./en/functions/domxml.xml, last change in rev 1.39 -->
   <refentry id='function.DomNode-replace-node'>
    <refnamediv>
@@ -18,9 +18,10 @@
     <para>
      This function replaces an existing node with the passed
      new node. Before the replacement
-     <parameter>newnode</parameter> is copied to make sure a node which is
+     <parameter>newnode</parameter> is copied if it has a parent to
+     make sure a node which is
      already in the document will not be inserted a second time. This
-     behaviour enforces to do all modifications on the node before the
+     behaviour enforces doing all modifications on the node before the
      replacement or to refetch the inserted node afterwards with functions like
      <function>DomNode_first_child</function>,
      <function>DomNode_child_nodes</function> etc..