The indicator calculates the correlation of the currency pairs.
Input Parameters:
extern string OtherChart="EURUSD"; extern int n=20; extern bool UseOpen=true; extern bool UseClose=false; extern bool UseHigh=false; extern bool UseLow=false; extern int CalcBars=400;Example with USDCHF and EURUSD:

Correlation
MA Reverse
A simple EA. It plays in the opposite direction on the specified difference between Bid and MA. It is considerably risky but it has own advantage.
Keltner_Chanel
The indicator of the Keltner's channel.