Index: openacs-4/packages/forums/lib/message/post.adp
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/forums/lib/message/post.adp,v
diff -u -r1.4 -r1.5
--- openacs-4/packages/forums/lib/message/post.adp	7 Aug 2017 23:48:11 -0000	1.4
+++ openacs-4/packages/forums/lib/message/post.adp	19 Aug 2017 17:08:03 -0000	1.5
@@ -1,8 +1,10 @@
+<property name="displayed_object_id">@forum_id;literal@</property>
 <if @parent_id@ ne "">
   <div id="forum-thread">
     <include src="row" &message="parent_message" preview="1">
   </div>
 </if>
+
 <if @useScreenNameP;literal@ true>#forums.in_this_forum_your_screename_is_used# "<a href="@pvt_home@">@screen_name@</a>"</if><br>
 <if @anonymous_allowed_p;literal@ true>#forums.anonymious_posts_are_allowed#</if>
 <formtemplate id="message"></formtemplate>
Index: openacs-4/packages/forums/www/message-post.adp
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/forums/www/message-post.adp,v
diff -u -r1.16 -r1.17
--- openacs-4/packages/forums/www/message-post.adp	7 Aug 2017 23:48:11 -0000	1.16
+++ openacs-4/packages/forums/www/message-post.adp	19 Aug 2017 17:08:03 -0000	1.17
@@ -2,6 +2,7 @@
 <property name="doc(title)">#forums.Post_to_Forum# @forum.name;noquote@</property>
 <property name="context">@context;literal@</property>
 <property name="focus">message.subject</property>
+<property name="displayed_object_id">@forum_id;literal@</property>
 
 <include src="/packages/forums/lib/message/post" &="forum_id" 
                              &="parent_message"