Combo 2/20 EMA & Bull And Bear Balance

This is combo strategies for get a cumulative signal.

First strategy
This indicator plots 2/20 exponential moving average. For the Mov
Avg X 2/20 Indicator, the EMA bar will be painted when the Alert criteria is met.

Second strategy
This new indicator analyzes the balance between bullish and
bearish sentiment.
One can cay that it is an improved analogue of Elder Ray indicator.
To get more information please see "Bull And Bear Balance Indicator"
by Vadim Gimelfarb.

WARNING:
- For purpose educate only
- This script to change bars colors.