Updated vesion of the script including the crossover in the background can be found here: tradingview.com/v/yzuq4cuY/
Trix with a EMA or SMA.
Length: Length of the Trix Use Ema: True will use an ema, false will use an SMA. Moving Average: Moving Average used on the TRIX Value. Histogram Multiplier: Exaggerate the difference between the TRIX and Moving Average.