diff --git a/reference/strings/functions/strripos.xml b/reference/strings/functions/strripos.xml
index 755033b9da..fc45831457 100644
--- a/reference/strings/functions/strripos.xml
+++ b/reference/strings/functions/strripos.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
   <refentry id="function.strripos">
    <refnamediv>
     <refname>strripos</refname>
@@ -13,6 +13,7 @@
      <type>int</type><methodname>strripos</methodname>
      <methodparam><type>string</type><parameter>haystack</parameter></methodparam>
      <methodparam><type>string</type><parameter>needle</parameter></methodparam>
+     <methodparam choice="opt"><type>int</type><parameter>offset</parameter></methodparam>
     </methodsynopsis>
     <para>
      Returns the numeric position of the last occurrence of
@@ -61,6 +62,11 @@ if ($pos === false) {
       </programlisting>
      </example>
     </para>
+    <simpara>
+     <parameter>offset</parameter> may be specified to begin searching an 
+     arbitrary number of characters into the string.  Negative values will 
+     stop searching at an arbitrary point prior to the end of the string.
+    </simpara>
     <para>
      See also <function>strrpos</function>,
      <function>strrchr</function>, 
diff --git a/reference/strings/functions/strrpos.xml b/reference/strings/functions/strrpos.xml
index 9b7af22daa..d24ce9338d 100644
--- a/reference/strings/functions/strrpos.xml
+++ b/reference/strings/functions/strrpos.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
 <!-- splitted from ./en/functions/strings.xml, last change in rev 1.8 -->
   <refentry id="function.strrpos">
    <refnamediv>
@@ -14,6 +14,7 @@
       <type>int</type><methodname>strrpos</methodname>
       <methodparam><type>string</type><parameter>haystack</parameter></methodparam>
       <methodparam><type>string</type><parameter>needle</parameter></methodparam>
+      <methodparam choice="opt"><type>int</type><parameter>offset</parameter></methodparam>
      </methodsynopsis>
     <para>
      Returns the numeric position of the last occurrence of
@@ -55,11 +56,20 @@ if (is_string($pos) && !$pos) {
      If <parameter>needle</parameter> is not a string, it is converted
      to an integer and applied as the ordinal value of a character.
     </para>
-    <para>
-     The <parameter>needle</parameter> may be a string of more than one
-     character as of PHP 5, and numbers are converted to a string instead of
-     being applied as the ordinal value of a character.
-    </para>
+    <note>
+     <simpara>
+      As of <literal>PHP 5.0.0</literal> <parameter>offset</parameter> may
+      be specified to begin searching an arbitrary number of characters into
+      the string.  Negative values will stop searching at an arbitrary point
+      prior to the end of the string.
+     </simpara>
+    </note>
+    <note>
+     <simpara>
+      The <parameter>needle</parameter> may be a string of more than one
+      character as of <literal>PHP 5.0.0</literal>.
+     </simpara>
+    </note>
     <para>
      See also <function>strpos</function>,
      <function>strripos</function>,