diff --git a/docs/en/programmers/advanced-features/advanced-features-outputfilters.xml b/docs/en/programmers/advanced-features/advanced-features-outputfilters.xml
index cc55a479..f7d381a5 100644
--- a/docs/en/programmers/advanced-features/advanced-features-outputfilters.xml
+++ b/docs/en/programmers/advanced-features/advanced-features-outputfilters.xml
@@ -3,19 +3,23 @@
   <sect1 id="advanced.features.outputfilters">
    <title>Output Filters</title>
    <para>
-    When the template is invoked via display() or fetch(), its output can be
-    sent through one or more output filters. This differs from postfilters
+    When the template is invoked via 
+    <link linkend="api.display">display()</link> or 
+    <link linkend="api.fetch">fetch()</link>, its output can be
+    sent through one or more output filters. This differs from 
+    <link linkend="advanced.features.postfilters">postfilters</link>
     because postfilters operate on compiled templates before they are saved to
-    the disk, and output filters operate on the template output when it is
+    the disk, wheras output filters operate on the template output when it is
     executed.
    </para>
 
    <para>
     Output filters can be either 
     <link linkend="api.register.outputfilter">registered</link> or loaded
-    from the plugins directory by using
+    from the 
+    <link linkend="variable.plugins.dir">plugins directory</link> by using the 
     <link linkend="api.load.filter">load_filter()</link> function or by
-    setting
+    setting the
     <link linkend="variable.autoload.filters">$autoload_filters</link>
     variable. Smarty will pass the template output as the first argument,
     and expect the function to return the result of the processing.
@@ -35,8 +39,8 @@ function protect_email($tpl_output, &$smarty)
 }
 
 // register the outputfilter
-$smarty->register_outputfilter("protect_email");
-$smarty->display("index.tpl");
+$smarty->register_outputfilter('protect_email');
+$smarty->display('index.tpl');
 
 // now any occurrence of an email address in the template output will have
 // a simple protection against spambots
@@ -44,6 +48,14 @@ $smarty->display("index.tpl");
 ]]>
     </programlisting>
    </example>
+   <para>
+   See also 
+   <link linkend="api.register.outputfilter">register_outpurfilter()</link>, 
+   <link linkend="api.load.filter">load_filter()</link>,
+   <link linkend="variable.autoload.filters">$autoload_filters</link>
+   <link linkend="advanced.features.postfilters">postfilters</link> and
+   <link linkend="variable.plugins.dir">plugins directory</link>.
+   </para>
 </sect1>
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