moving average crossover with added functions:
if you want crossover with price set ma1 length to 1, or use as dual ma with both lengths, ability to turn ma's on and off leaving the crossover signals behind, ability to chose ma mode (sma, ema, rma, wma, vwma, swma and alma), ability to chose source (open, high, low, close, hl2, hlc3 or ohlc4).