{hidden_vars}
 {title}
 {error}
 {lang_eGroupWare-Popup_backend}
{lang_Enable_eGroupWare-Popup_backend}
{lang_Poll_interval}
 {lang_Windows-Popup_backend}
{lang_Enable_Windows-Popup_backend}
 {lang_SMS_backend}
{lang_Enable_SMS_backend}
{lang_Maximum_SMS_messages_per_notification}