- * $login_extra - Some extra fields needed by SquirrelMail for the
- * login. YOU SHOULD ALWAYS INCLUDE THIS FIELD!!
+ * $login_extra - Some extra form fields needed by SquirrelMail
+ * for the login. Template designers SHOULD ALWAYS
+ * INCLUDE this value somewhere in the form.
+ * $plugin_output - An array of extra output that may be added by
+ * plugin(s).