Index: lams_learning/web/optionsActivity.jsp
===================================================================
diff -u -rfe19797ec82718905555353176ed719bec11043e -r21f82ef5c6ab672a3ad2848d330824c97b877738
--- lams_learning/web/optionsActivity.jsp	(.../optionsActivity.jsp)	(revision fe19797ec82718905555353176ed719bec11043e)
+++ lams_learning/web/optionsActivity.jsp	(.../optionsActivity.jsp)	(revision 21f82ef5c6ab672a3ad2848d330824c97b877738)
@@ -54,7 +54,7 @@
 				}
 			}
 			if (!validated) {
-				alert("<fmt:message key="message.activity.options.noActivitySelected" />");
+				alert("<spring:escapeBody javaScriptEscape='true'><fmt:message key='message.activity.options.noActivitySelected' /></spring:escapeBody>");
 				return false;
 			} else {
 				return true;