Index: openacs-4/packages/xowiki/tcl/adp-generator-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/adp-generator-procs.tcl,v
diff -u -r1.45.2.7 -r1.45.2.8
--- openacs-4/packages/xowiki/tcl/adp-generator-procs.tcl	6 Oct 2016 09:24:47 -0000	1.45.2.7
+++ openacs-4/packages/xowiki/tcl/adp-generator-procs.tcl	9 Oct 2016 08:47:30 -0000	1.45.2.8
@@ -136,7 +136,7 @@
   ADP_Generator create oacs-view -master 1 -footer 1 \
       -extra_header_stuff {
         <link rel='stylesheet' href='/resources/xowiki/cattree.css' media='all' >
-        <script language='javascript' src='/resources/acs-templating/mktree.js' type='text/javascript'></script>
+        <script language='javascript' src='/resources/acs-templating/mktreeg.js' async type='text/javascript'></script>
       } \
       -proc content_part {} {
         set open_page {-open_page [list @name@]}
@@ -165,7 +165,7 @@
       -extra_header_stuff {
         <link rel='stylesheet' href='/resources/xowiki/cattree.css' media='all' >
         <link rel='stylesheet' href='/resources/calendar/calendar.css' media='all' >
-        <script language='javascript' src='/resources/acs-templating/mktree.js' type='text/javascript'></script>
+        <script language='javascript' src='/resources/acs-templating/mktree.js' async type='text/javascript'></script>
       } \
       -proc before_render {page} {
         ::xo::cc set_parameter weblog_page weblog-portlet
@@ -228,7 +228,7 @@
         </style>
         <link rel='stylesheet' href='/resources/xowiki/cattree.css' media='all' >
         <link rel='stylesheet' href='/resources/calendar/calendar.css' media='all' >
-        <script language='javascript' src='/resources/acs-templating/mktree.js' type='text/javascript'></script>
+        <script language='javascript' src='/resources/acs-templating/mktree.js' async type='text/javascript'></script>
       } \
       -proc before_render {page} {
         ::xo::cc set_parameter weblog_page weblog-portlet
@@ -293,7 +293,7 @@
         </style>
         <link rel='stylesheet' href='/resources/xowiki/cattree.css' media='all' >
         <link rel='stylesheet' href='/resources/calendar/calendar.css' media='all' >
-        <script language='javascript' src='/resources/acs-templating/mktree.js' type='text/javascript'></script>
+        <script language='javascript' src='/resources/acs-templating/mktree.js' async type='text/javascript'></script>
       } \
       -proc before_render {page} {
         ::xo::cc set_parameter weblog_page weblog-portlet
@@ -375,13 +375,13 @@
 if {$book_prev_link ne ""} {
   template::add_event_listener \
       -id bookNavPrev.a \
-      -prevent_preventdefault=false \
+      -preventdefault=false \
       -script [subst {TocTree.getPage("$book_prev_link");}]
 }
 if {$book_next_link ne ""} {
   template::add_event_listener \
       -id bookNavNext.a \
-      -prevent_preventdefault=false \
+      -preventdefault=false \
       -script [subst {TocTree.getPage("$book_next_link");}]
 }
 %>                      <div style="float:left; width: 25%; font-size: .8em;