Based on Standard Deviation Indicator.
viewtopic.php?f=17&t=870This indicator provides Audio / Email Alerts on Two Standard Deviation Line Cross.
Dec 14, 2015: Compatibility issue Fixed. _Alert helper is not longer needed.
If you want to use updated version of this indicator,
please make sure to use TS Version 01.14.101415. or higher.
The indicator was revised and updated