Index: openacs-4/packages/imsld/lib/activity-tree.adp
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/imsld/lib/activity-tree.adp,v
diff -u -r1.3.2.1 -r1.3.2.2
--- openacs-4/packages/imsld/lib/activity-tree.adp	28 Jul 2009 19:52:33 -0000	1.3.2.1
+++ openacs-4/packages/imsld/lib/activity-tree.adp	3 Aug 2009 12:09:28 -0000	1.3.2.2
@@ -1,9 +1,9 @@
 <ul>
   <li>
     @imsld_title@
-    <ul class="mktree">
+    <ul id="mktree_activities" class="mktree">
       <multiple name="activities">
-        <li><include src="act" act_id="@activities.act_id@" />
+        <li id="mktree_activities_@activities.act_id@"><include src="act" act_id="@activities.act_id@" />
           <ul>
             <group column="act_id">
               <include src="activity" run_id="@run_id@" type="@activities.type@"
Index: openacs-4/packages/imsld/lib/activity.adp
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/imsld/lib/activity.adp,v
diff -u -r1.4.2.1 -r1.4.2.2
--- openacs-4/packages/imsld/lib/activity.adp	28 Jul 2009 19:52:33 -0000	1.4.2.1
+++ openacs-4/packages/imsld/lib/activity.adp	3 Aug 2009 12:09:28 -0000	1.4.2.2
@@ -47,12 +47,12 @@
 
   <case value="structure">
     <if @started_p@ and @referenced_activities:rowcount@>
-      <li class="@class@">
+      <li id="mktree_activity_li_@structure_item_id@">
         <a href="@href@"
           onclick="return(loadContent('@div@'))">
           @activity_title@
         </a>
-        <ul>
+        <ul id="mktree_activity_@structure_item_id@">
           <multiple name="referenced_activities">
             <include src="activity" run_id="@run_id@"
               type="@referenced_activities.activity_type@" user_id="@user_id@"
Index: openacs-4/packages/imsld/lib/imsld-master.adp
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/imsld/lib/imsld-master.adp,v
diff -u -r1.5 -r1.5.2.1
--- openacs-4/packages/imsld/lib/imsld-master.adp	17 Jun 2009 08:00:01 -0000	1.5
+++ openacs-4/packages/imsld/lib/imsld-master.adp	3 Aug 2009 12:09:28 -0000	1.5.2.1
@@ -19,6 +19,9 @@
     <if @imsld_include_mktree@ not nil>
       <link rel="stylesheet" href="/resources/acs-templating/mktree.css" 
             type="text/css" media="all">
+      <script type="text/javascript">
+        var mktree_remember = true;
+      </script>
       <script type="text/javascript" 
               src="/resources/acs-templating/mktree.js"></script>
     </if>