diff --git a/mod/newmail b/mod/newmail
new file mode 100644
index 0000000..bc8fc50
--- /dev/null
+++ b/mod/newmail
@@ -0,0 +1,27 @@
+# vim: ft=ruby
+
+class NewMail < Worker
+	def mainloop()
+		while true do
+			if unread_mail?
+				self.write "%{F#{@my_config['ok_colour']}}#{@my_config['ok_message']}%{F-}"
+			else
+				self.write "%{F#{@my_config['crit_colour']}}#{@my_config['crit_message']}%{F-}"
+			end
+
+			sleep(3)
+		end
+	end
+
+	def unread_mail?
+		@my_config['maildirs'].each do |dir|
+			if (Dir.entries(dir + "/new") - [ '.', '..' ]).empty?
+				return true
+			end
+		end
+
+		return false
+	end
+end
+
+Modules.add("newmail", "NewMail")