#property copyright "Copyright © 2007, Kang_Gun"
#property link      ""

#property indicator_chart_window
#property indicator_buffers 2
#property indicator_color1 Lime
#property indicator_color2 Yellow

extern bool Alert_ON = TRUE;
extern int MA = 4;
double g_ibuf_84[];
double g_ibuf_88[];
int gi_92 = 0;
int gi_96 = 0;

int init() {
   SetIndexStyle(0, DRAW_ARROW, EMPTY);
   SetIndexArrow(0, 233);
   SetIndexBuffer(0, g_ibuf_84);
   SetIndexStyle(1, DRAW_ARROW, EMPTY);
   SetIndexArrow(1, 234);
   SetIndexBuffer(1, g_ibuf_88);
   return (0);
}

int deinit() {
   return (0);
}

int start() {
   int li_8;
   double l_ima_20;
   double l_ima_28;
   double l_ima_36;
   double l_ima_44;
   double ld_52;
   double ld_60;
   double ld_unused_12 = 0;
   int li_68 = IndicatorCounted();
   if (li_68 < 0) return (-1);
   if (li_68 > 0) li_68--;
   int li_0 = Bars - li_68;
   for (int li_4 = 1; li_4 <= li_0; li_4++) {
      li_8 = li_4;
      ld_52 = 0;
      ld_60 = 0;
      for (li_8 = li_4; li_8 <= li_4 + 9; li_8++) ld_60 += MathAbs(High[li_8] - Low[li_8]);
      ld_52 = ld_60 / 10.0;
      l_ima_20 = iMA(NULL, 0, MA, -1, MODE_LWMA, PRICE_TYPICAL, li_4);
      l_ima_36 = iMA(NULL, 0, MA, -1, MODE_LWMA, PRICE_TYPICAL, li_4 + 1);
      l_ima_28 = iMA(NULL, 0, MA, 0, MODE_LWMA, PRICE_TYPICAL, li_4);
      l_ima_44 = iMA(NULL, 0, MA, 0, MODE_LWMA, PRICE_TYPICAL, li_4 + 1);
      g_ibuf_84[li_4] = 0;
      g_ibuf_88[li_4] = 0;
      if (l_ima_20 > l_ima_28 && l_ima_36 < l_ima_44) {
         if (li_4 == 1 && gi_92 == FALSE) {
            gi_92 = TRUE;
            gi_96 = FALSE;
            if (Alert_ON) {
               Alert("BUY signal at Ask=", Ask, 
                  "\n Bid=", Bid, 
                  "\n Time=", TimeToStr(TimeCurrent(), TIME_DATE), " ", TimeHour(TimeCurrent()), ":", TimeMinute(TimeCurrent()), 
               "\n Symbol=", Symbol(), " Period=", Period());
            }
         }
         g_ibuf_84[li_4] = Low[li_4] - ld_52 / 2.0;
      } else {
         if (l_ima_20 < l_ima_28 && l_ima_36 > l_ima_44) {
            if (li_4 == 1 && gi_96 == FALSE) {
               gi_96 = TRUE;
               gi_92 = FALSE;
               if (Alert_ON) {
                  Alert("SELL signal at Ask=", Ask, 
                     "\n Bid=", Bid, 
                     "\n Date=", TimeToStr(TimeCurrent(), TIME_DATE), " ", TimeHour(TimeCurrent()), ":", TimeMinute(TimeCurrent()), 
                  "\n Symbol=", Symbol(), " Period=", Period());
               }
            }
            g_ibuf_88[li_4] = High[li_4] + ld_52 / 2.0;
         }
      }
   }
   return (0);
}