thinkscript Basic Script Need some help please

[messi93 0]

Hi guys good nigth, the last day I was codding some basic script but it doesent work properlly beacause, the script never plot any signal or make some order, if you can help me, I'll be grateful

input mediamovilrapida = 4;
input mediamovilintermedia = 9;
input mediamovillenta = 18;
def ema1 = SimpleMovingAvg (length = mediamovilrapida);
def ema2 = SimpleMovingAvg (length = mediamovilintermedia);
def ema3 = SimpleMovingAvg (length = mediamovillenta);
def buy = mediamovilintermedia crosses above  mediamovillenta;
def sell = mediamovilintermedia crosses below mediamovillenta;
AddOrder(type = OrderType.BUY_TO_OPEN, condition = buy, arrowColor = Color.LIME, name = "Cruce de medias");
AddOrder(type = OrderType.SELL_TO_CLOSE, condition = sell, arrowColor = Color.LIME, name = "Cruce de mediasVenta")

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Edited May 28, 2019 by tradeshah