Index: openacs-4/packages/xowf/tcl/xowf-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowf/tcl/xowf-procs.tcl,v
diff -u -r1.28.2.80 -r1.28.2.81
--- openacs-4/packages/xowf/tcl/xowf-procs.tcl	13 Sep 2022 10:00:20 -0000	1.28.2.80
+++ openacs-4/packages/xowf/tcl/xowf-procs.tcl	5 Oct 2022 14:06:00 -0000	1.28.2.81
@@ -1549,6 +1549,7 @@
             #$f append form_button_CSSclass " " [$action extra_css_class]
             $f CSSclass_list_add form_button_CSSclass [$action extra_css_class]
           }
+          $f CSSclass_list_add form_button_CSSclass prevent-double-click
           #ns_log notice "RENDER BUTTON has CSSclass [$f CSSclass] // [$f form_button_CSSclass]"
           if {[$action exists title]} {
             $f title [$action title]