[pygtk] reference: pygtk-gtktreemodelfilter: fix set_modify_func link

[Dieter Verfaillie <dieterv src gnome org>]

commit 4f8d510e9648feafaec144c32a4040263aea39a5
Author: Dieter Verfaillie <dieterv optionexplicit be>
Date:   Wed Mar 9 07:57:21 2011 +0100

    reference: pygtk-gtktreemodelfilter: fix set_modify_func link

 docs/reference/pygtk-gtktreemodelfilter.xml |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/docs/reference/pygtk-gtktreemodelfilter.xml b/docs/reference/pygtk-gtktreemodelfilter.xml
index 82de68c..bec5269 100644
--- a/docs/reference/pygtk-gtktreemodelfilter.xml
+++ b/docs/reference/pygtk-gtktreemodelfilter.xml
@@ -24,7 +24,7 @@ which hides parts of an underlying tree (new in PyGTK 2.4)</refpurpose>
 	<methodparam><parameter role="keyword">data</parameter><initializer>None</initializer></methodparam>
       </methodsynopsis>
       <methodsynopsis language="python">
-	<methodname><link linkend="method-gtktreemodelfilter- -set-modify-func">set_modify_func</link></methodname>
+	<methodname><link linkend="method-gtktreemodelfilter--set-modify-func">set_modify_func</link></methodname>
 	<methodparam><parameter role="keyword">types</parameter></methodparam>
 	<methodparam><parameter role="keyword">func</parameter></methodparam>
 	<methodparam><parameter role="keyword">data</parameter><initializer>None</initializer></methodparam>
@@ -219,7 +219,7 @@ should be visible.</para>
 
     </refsect2>
 
-    <refsect2 id="method-gtktreemodelfilter- -set-modify-func">
+    <refsect2 id="method-gtktreemodelfilter--set-modify-func">
       <title>gtk.TreeModelFilter.set_modify_func</title>
 
       <programlisting><methodsynopsis language="python">