can be done with Javascript?

diff --git a/doc/forum/appear_if_you_are_login_or_not_in_a_page.mdwn b/doc/forum/appear_if_you_are_login_or_not_in_a_page.mdwn
index 04f6cc9b8a4ee9fdeff128cb0992d9e57f121e49..ec3ca413863463b99de5c088036792bb44bffd30 100644 (file)
--- a/doc/forum/appear_if_you_are_login_or_not_in_a_page.mdwn
+++ b/doc/forum/appear_if_you_are_login_or_not_in_a_page.mdwn
@@ -14,3 +14,11 @@ Xan.
 > if at all. --[[Schmonz]]
 
 >> Thanks a lot, Xan.
+
+>>> Another possible trick would be to use some Javascript to make a
+>>> "who am I?" AJAX request to the CGI (the CGI would receive the
+>>> session cookie, if any, and be able to answer). Obviously, this
+>>> wouldn't work for users who've disabled Javascript, but since it's
+>>> non-essential, that's not so bad. You'd need to
+>>> [[write_a_plugin|plugins/write]] to add a suitable CGI action,
+>>> perhaps ?do=whoami, and insert the Javascript. --[[smcv]]