--- a/src/about.html.luan	Thu Feb 27 22:50:46 2025 -0700
+++ b/src/about.html.luan	Fri Feb 28 14:37:11 2025 -0700
@@ -25,7 +25,7 @@
 			<p>As a simple service, this doesn't implement features that can be handled elsewhere.  In particular it doesn't provide:</p>
 			<ul>
 				<li>file transfer - Use email instead.</li>
-				<li>voice, video, and screen share - Use <a href="https://talky.io/">talky</a> instead.  Just make a talky URL and then post it in our chat.</li>
+				<li>voice, video, and screen share - Use <a href="https://talky.io/">Talky</a> or <a href="https://www.zoom.com/">Zoom</a> instead.  With Talky, you can set a Talky URL to be your voice URL for easy access.  With Zoom, post a meeting URL in chat.</li>
 			</ul>
 
 			<p>For questions, <a href="https://chat.luan.software/?with=fschmidt@gmail.com">contact me</a>.  This is an open <a href="https://hg.reactionary.software/repo/chat/">source</a> project.</p>

--- a/src/account.html.luan	Thu Feb 27 22:50:46 2025 -0700
+++ b/src/account.html.luan	Fri Feb 28 14:37:11 2025 -0700
@@ -171,6 +171,7 @@
 			</div>
 		</dialog>
 		<script> init(); </script>
+		<!-- ID = <%=user.id%> -->
 	</body>
 </html>
 <%

--- a/src/lib/Notify.luan	Thu Feb 27 22:50:46 2025 -0700
+++ b/src/lib/Notify.luan	Fri Feb 28 14:37:11 2025 -0700
@@ -22,7 +22,7 @@
 
 local Notify = {}
 
-local url = Http.domain and "https://"..Http.domain.."/" or "http://localhost:8080/"
+local base_url = Http.domain and "https://"..Http.domain or "http://localhost:8080"
 
 local wait = Time.period{seconds=10}
 
@@ -62,13 +62,15 @@
 				local user = get_user_by_id(user_id)
 				-- logger.info("notify "..user.notify_email.." "..user_id)
 				send_mail {
-					From = "Web Chat <chat@luan.software>"
 					To = user.notify_email
 					Subject = "New Messages"
 					body = `%>
 You have received new messages.
 
-<%= url %>
+<%= base_url %>/
+
+To unsubscribe:
+<%= base_url %>/unsubscribe.html?user=<%=user_id%>&password=<%=user.password%>
 <%					`
 				}
 				users[user_id] = nil

--- a/src/lib/Shared.luan	Thu Feb 27 22:50:46 2025 -0700
+++ b/src/lib/Shared.luan	Fri Feb 28 14:37:11 2025 -0700
@@ -18,6 +18,8 @@
 local chat_search = Chat.search or error()
 local Utils = require "site:/lib/Utils.luan"
 local base_url = Utils.base_url or error()
+local Logging = require "luan:logging/Logging.luan"
+local logger = Logging.logger "Shared"
 
 
 local Shared = {}
@@ -25,10 +27,23 @@
 local started = Time.now()
 Shared.started = started
 
+local title
+local domain = Http.domain
+if domain == "chat.luan.software" then
+	title = "Web Chat"
+elseif domain == "test.chat.luan.software" then
+	title = "Web Chat test"
+elseif domain == nil then
+	title = "Web Chat local"
+else
+	error(domain)
+end
+Shared.title = title
+
 function Shared.head()
 %>
 		<meta name="viewport" content="width=device-width, initial-scale=1">
-		<title>Web Chat</title>
+		<title><%=title%></title>
 		<style>
 			@import "/site.css?s=<%=started%>";
 		</style>
@@ -90,12 +105,18 @@
 	end
 end
 
-local send_mail = Mail.sender(Shared.config.mail_server).send
-Shared.send_mail = send_mail
+local default_from = title.." <chat@luan.software>"
+local send_mail0 = Mail.sender(Shared.config.mail_server).send
+function Shared.send_mail(mail)
+	mail.From = mail.From or default_from
+	send_mail0(mail)
+end
 
 function Shared.send_mail_async(mail)
+	mail.From = mail.From or default_from
+logger.info(mail.From)
 	thread_run( function()
-		send_mail(mail)
+		send_mail0(mail)
 	end )
 end
 

--- a/src/login.js.luan	Thu Feb 27 22:50:46 2025 -0700
+++ b/src/login.js.luan	Fri Feb 28 14:37:11 2025 -0700
@@ -22,7 +22,6 @@
 		url = url.."&with="..email
 	end
 	send_mail_async {
-		From = "Web Chat <chat@luan.software>"
 		To = email
 		Subject = "Login"
 		body = `%>

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/unsubscribe.html.luan	Fri Feb 28 14:37:11 2025 -0700
@@ -0,0 +1,38 @@
+local Luan = require "luan:Luan.luan"
+local error = Luan.error
+local Io = require "luan:Io.luan"
+local Http = require "luan:http/Http.luan"
+local Shared = require "site:/lib/Shared.luan"
+local head = Shared.head or error()
+local header = Shared.header or error()
+local User = require "site:/lib/User.luan"
+local Db = require "site:/lib/Db.luan"
+local run_in_transaction = Db.run_in_transaction or error()
+
+
+return function()
+	local user_id = Http.request.parameters.user or error()
+	local password = Http.request.parameters.password or error()
+	run_in_transaction( function()
+		local user = User.get_by_id(user_id) or error()
+		user.password == password or error()
+		user.notify_email = nil
+		user.save()
+	end )
+	Io.stdout = Http.response.text_writer()
+%>
+<!doctype html>
+<html>
+	<head>
+<%		head() %>
+	</head>
+	<body>
+<%		header() %>
+		<div content>
+			<h1>Unsubscribe</h1>
+			<p>You have been unsubscribed from notification emails.</p>
+		</div>
+	</body>
+</html>
+<%
+end