Macd time frame for Amibroker (AFL)

_SECTION_BEGIN("Macd time frame");

TimeFrameSet( inDaily);
LongTermEMA = EMA(Close, 10);
TimeFrameRestore( );

TimeFrameSet( inHourly) ;
MediumTermEMA = EMA(Close, 10);
TimeFrameRestore( );

fMACD = MACD(6,19);
fSignal = Signal(6,19, 9);

Buy = Cross(fMACD, fSignal);
Sell = Cross(fSignal, fMACD);

Plot(TimeFrameExpand(LongTermEMA, inDaily), "Daily EMA", 
colorRed);
Plot(TimeFrameExpand(MediumTermEMA, inHourly), "\nHourly EMA", 
colorBlue);
Plot(fMACD, "\nCurrent chart MACD", colorGreen, styleOwnScale) ;
Plot(fSignal, "\nCurrent chart Signal", colorGreen, styleDashed | 
styleOwnScale) ;

PlotShapes(Buy * shapeUpArrow, colorGreen);
PlotShapes(Sell * shapeDownArrow, colorRed);
// program end
_SECTION_END();