{hidden_vars}
 {title}
 {error}
 {lang_Mail_backend}
{lang_choose_from_mailsettings_used_for_notification}
 {lang_eGroupWare-Popup_backend}
{lang_Poll_interval}
 {lang_Windows-Popup_backend}
{lang_Enable_Windows-Popup_backend}
{lang_Signature}
{lang_Signature_added_to_every_change_notification}
{lang_You_can_also_use} {lang_addressbook} {lang_placeholders_with_user/_prefix}