Index: openacs-4/packages/xowiki/tcl/bootstrap-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/bootstrap-procs.tcl,v
diff -u -N -r1.11.2.19 -r1.11.2.20
--- openacs-4/packages/xowiki/tcl/bootstrap-procs.tcl	25 Dec 2021 16:10:21 -0000	1.11.2.19
+++ openacs-4/packages/xowiki/tcl/bootstrap-procs.tcl	5 Jan 2022 18:00:00 -0000	1.11.2.20
@@ -547,14 +547,15 @@
         if {[$line exists $__name.href]
             && [set href [$line set $__name.href]] ne ""
           } {
-          # use the CSS class rather from the Field than not the line
           $line instvar [list $__name.title title] [list $__name.target target]
           if {[$line exists $__name.onclick]} {
             set id [::xowiki::Includelet html_id $line]
             template::add_event_listener \
                 -id $id \
                 -script "[$line set $__name.onclick];"
           }
+          # Default class is from the field definition. To it we
+          # append the class coming from the line.
           set CSSclass ${:CSSclass}
           if {[$line exists $__name.CSSclass]} {
             set lineCSSclass [$line set $__name.CSSclass]