Modified RSI Indicator(5) for Amibroker (AFL)

                                                                     
                                                                     
                                                                     
                                             
_SECTION_BEGIN("MODIFIED RSI by Gowtham ");
SetChartBkColor(ParamColor("Panel color ",colorBlack));
//hellogowtham@gmail.com
RP = Param("RSI",7,2,20,1);
UL= Param("Upper Limit",70,0,100,1);
LL= Param("Lower Limit",30,0,100,1);
PlotGrid(UL,colorBlue);    
PlotGrid(LL,colorBlue); 
R= RSIa(C, RP);
Plot(R, "MODIFIED RSI",  colorLime, styleThick);

Overbought=70;
Oversold=30;
Plot(Overbought,"Overbought Zone",colorBlue);
Plot(Oversold,"Oversold Zone",colorGreen);

Overbought=70;
Oversold=30;
Buy = Cross(R, Oversold) AND R > Oversold;
Sell = Cross(Overbought, R) AND R < Overbought;

PlotShapes(IIf(Sell, shapeDownArrow , shapeNone), colorRed);
PlotShapes(IIf(Buy, shapeUpArrow , shapeNone), colorGreen); 

_SECTION_END();

MaxGraph=10;
Period1=Param("Period 1", 10, 5, 50, 1);
Period2=Param("Period 2", 10, 5, 50, 1);
EMA1= EMA(R,Period1);
EMA2= EMA(EMA1,Period2);
Difference= EMA1 - EMA2;
ZeroLagEMA= EMA1 + Difference;
PR=abs(ZeroLagEMA); 

Graph0=PR;

MoveAvg=MA(PR,5);  

Graph1=MoveAvg;          //Remove the // if you want a Crossover MA to plot
Graph1Color=colorTan;

Graph0Style=4;
upbar= PR>= MoveAvg AND PR>= Ref(PR,-1) ;
downbar=(PR < MoveAvg) OR PR>= MoveAvg AND PR< Ref(PR,-1) ;
barcolor = IIf( downbar,colorRed, IIf( upbar, colorBrightGreen, 7));
Graph0BarColor = ValueWhen( barcolor != 0, barcolor );
Graph2=30;
Graph3=70;

Graph2Style=Graph3Style=Graph4Style=1;
Graph4Color=2;
Graph2Color=5;
Graph3Color=4;