Support & Resistance Indicator

#property copyright "Copyright © 2012, Wiwin Wijaya"
#property link "http://forexiswhat.blogspot.com"
#property indicator_color1 Gold
#property indicator_color2 DarkOrange
#property indicator_chart_window
#property indicator_buffers 2

//---- buffers
double w1[];
double w2[];
double x1;
double x2;
int Y;
int init()
{ IndicatorBuffers(2);
//---- drawing settings
SetIndexArrow(0, 119);
SetIndexArrow(1, 119);
SetIndexStyle(1,DRAW_LINE,STYLE_DASH,1,DarkOrange) ;
SetIndexDrawBegin(1,Y-1);
SetIndexBuffer(1, w2);
SetIndexLabel(1,"Support");
SetIndexStyle(0,DRAW_LINE,STYLE_DASH,1,Gold);
SetIndexDrawBegin(0,Y-1);
SetIndexBuffer(0, w1);
SetIndexLabel(0,"Resistance");
return(0); }

int start()
{
Y=Bars;
while(Y>=0)
{
x1 = iFractals(NULL, 0, MODE_UPPER,Y);
if (x1 > 0)
w1[Y]=High[Y];
else
w1[Y] = w1[Y+1];
x2 = iFractals(NULL, 0, MODE_LOWER,Y);
if (x2 > 0)
w2[Y]=Low[Y];
else
w2[Y] = w2[Y+1];

Y--;
}
return(0);
}

//+------------------------------------------------------------------+