Parabolic Shadow afl

//PARABOLIC SHADOW CODE
/*

I have an idea on developing one indicator for senior AND hope some one can creat the afl for
I want Indicator that draw the support ressistance line of parabolic (parabolic settings to be 0.05 ,0.05
the line will start to draw on third dot only AND will move on each dot to show me the support ressistance line 
AND if break the third line to trigger Buy Sell arrow AND alert voice of the SAR support ressistance breakout .I hope some one can creat it AND post the afl for testing all timeframe
Thanks
*/
SetChartBkColor(64);
_SECTION_BEGIN("SAR1");
acc = Param("Acceleration", 0.05, 0, 1, 0.001 );
accm = Param("Max. acceleration", 0.5, 0, 1, 0.001 );
SARCOLOR =IIf(C>SAR(0.05,0.5),colorAqua,colorYellow);
Plot( SAR( acc, accm ), _DEFAULT_NAME(), SARCOLOR, ParamStyle("Style", styleDots | styleNoLine, maskDefault | styleDots | styleNoLine ) );
_SECTION_END();
Plot(Close,"C",COLORCYCLE,styleCandle);
//ADD SUPPORT RESISTANCE
LB= Param("Look Back Periods",10,1,30,1);
R=ValueWhen(Cross(MA(C,LB),C),HHV(H,LB),1);
S=ValueWhen(Cross(C,MA(C,LB)),LLV(L,LB),1);
Plot (R,"Resz",colorRed,8+16);
Plot (s,"Supp",colorLightBlue,8+16);