Index: openacs-4/packages/acs-admin/www/apm/packages-install.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-admin/www/apm/packages-install.tcl,v
diff -u -r1.24.2.4 -r1.24.2.5
--- openacs-4/packages/acs-admin/www/apm/packages-install.tcl	10 Sep 2016 11:53:38 -0000	1.24.2.4
+++ openacs-4/packages/acs-admin/www/apm/packages-install.tcl	2 Oct 2016 16:47:30 -0000	1.24.2.5
@@ -103,25 +103,25 @@
     }]
     
     set formName "pkgsForm"
-    template::add_body_script -script [subst {
-        document.getElementById('check_all').addEventListener('click', function (event) {
+    template::add_event_listener \
+        -id check_all \
+        -script [subst {
             var install_form = document.getElementsByName('$formName')\[0\];
-            event.preventDefault();
             for (var i = 0; i < install_form.length; ++i) {
                 install_form.elements\[i\].checked = true;
                 //install_form.elements\[i\].href = '';
             }
-            return false;            
-        });
-        document.getElementById('uncheck_all').addEventListener('click', function (event) {
+        }]
+
+    template::add_event_listener \
+        -id uncheck_all \
+        -script [subst {
             var install_form = document.getElementsByName('$formName')\[0\];
-            event.preventDefault();
             for (var i = 0; i < install_form.length; ++i) {
                 install_form.elements\[i\].checked = false;
             }
-            return false;            
-        });
-    }]
+        }]
+
     append body {
         <a href="#" id="uncheck_all"><b>uncheck all boxes</b></a> |
         <a href="#" id="check_all"><b>check all boxes</b></a>