Index: openacs-4/packages/acs-templating/www/resources/tooltip.css
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-templating/www/resources/Attic/tooltip.css,v
diff -u -r1.1.2.1 -r1.1.2.2
--- openacs-4/packages/acs-templating/www/resources/tooltip.css	1 Aug 2023 14:59:56 -0000	1.1.2.1
+++ openacs-4/packages/acs-templating/www/resources/tooltip.css	2 Aug 2023 14:57:25 -0000	1.1.2.2
@@ -2,6 +2,8 @@
 
    ACS Tooltip CSS
 
+   See also: https://www.w3schools.com/css/css_tooltip.asp
+
 */
 
 .acs-tooltip {