Index: openacs-4/packages/xowiki/tcl/form-field-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/form-field-procs.tcl,v
diff -u -r1.284.2.226 -r1.284.2.227
--- openacs-4/packages/xowiki/tcl/form-field-procs.tcl	19 Oct 2022 18:29:39 -0000	1.284.2.226
+++ openacs-4/packages/xowiki/tcl/form-field-procs.tcl	24 Oct 2022 09:00:42 -0000	1.284.2.227
@@ -4586,8 +4586,18 @@
 
         if {$with_pie_charts} {
           if {![info exists ::__xotcl_highcharts_pie]} {
-            template::add_body_script -src "//code.highcharts.com/highcharts.js"
-            security::csp::require script-src code.highcharts.com
+            if {[template::head::can_resolve_urn urn:ad:js:highcharts]} {
+              #
+              # The highcharts package is available
+              #
+              template::add_body_script -src urn:ad:js:highcharts
+            } else {
+              #
+              # The highcharts package is not available, go straight to the CDN.
+              #
+              template::add_body_script -src "//code.highcharts.com/highcharts.js"
+              security::csp::require script-src code.highcharts.com
+            }
           }
           set graphID pie-[incr ::__xotcl_highcharts_pie]
         }