Please help me with buy sell arrows

[chdvicky]

Please help me by plotting buy sell arrows on below mentioned afl ( buy if pink line changes to green / sell if green line changes to pink)


_SECTION_BEGIN("HEIKENASHI");

SetChartOptions(0,chartShowArrows | chartShowDates);

HaClose = (O + H + L + C)/4;
HaOpen = AMA( Ref( HaClose, -1 ), 0.5 );
HaHigh = Max( H, Max( HaClose, HaOpen ) );
HaLow = Min( L, Min( HaClose, HaOpen ) );
xDiff = (HaHigh - Halow) * 10000;
barcolor = IIf(HaClose >= HaOpen,colorGreen,colorRed);
PlotOHLC( HaOpen, HaHigh, HaLow, HaClose, "", barcolor, styleCandle );
_SECTION_BEGIN("Small Triggers");
p1 = Param("TL 1 Periods", 20, 5, 50, 1);
p2 = Param("TL 2 Periods", 5, 3, 25, 1);
TL1 = LinearReg(C, p1);
TL2 = EMA(TL1, p2);
Col1 = IIf(TL1 > TL2, ParamColor("TL Up Colour", colorBrightGreen), ParamColor("TL Dn Colour", colorCustom12));
Plot(TL1, "TriggerLine 1", Col1, styleLine|styleThick|styleNoLabel);
Plot(TL2, "TriggerLine 2", Col1, styleLine|styleThick|styleNoLabel);


_SECTION_END();