[LegacyColorValue = true]; 

{ TSMTruRngMomVolume: True Range Momentum Volume
  Copyright 1999, P.J.Kaufman. All rights reserved.
}
  inputs: price(numeric), length(numericsimple), p(numericsimple);

  TSMTruRngMomVolume = ((price - price[length]) / average(truerange,p))
		* average(volume,length);