#property indicator_chart_window
#property indicator_buffers 2
#property indicator_color1 Red
#property indicator_width1 2
#property indicator_color2 Lime
#property indicator_width2 2

extern int SignalGap = 4;

int dist=24;
double b1[];
double b2[];

int init() {
SetIndexStyle( 0,DRAW_ARROW, STYLE_SOLID, 1);
SetIndexStyle( 1,DRAW_ARROW, STYLE_SOLID, 1);
SetIndexArrow( 1,233);
SetIndexArrow( 0,234);
SetIndexBuffer( 0,b1);
SetIndexBuffer( 1,b2);
return(0);
}
int start() {
int counted_bars= IndicatorCounted ();
int k,i,j,limit, hhb,llb;

if (counted_bars< 0) return(-1);
if (counted_bars> 0) counted_bars--;
limit=Bars-1;
if(counted_bars>=1) limit=Bars-counted_bars-1;
if (limit<0) limit=0;

for (i=limit;i>= 0;i--) {
hhb = Highest(NULL, 0,MODE_HIGH, dist,i-dist/ 2);
llb = Lowest(NULL, 0,MODE_LOW, dist,i-dist/ 2);

if (i==hhb)
b1[i]=High[hhb] +SignalGap* Point;
if (i==llb)
b2[i]=Low[llb] -SignalGap* Point;
}
return(0);
}