Pending Orders SD

extern double MAGICMA  =20050610;
extern double Lots = 0.1;
extern double MaximumRisk        = 0.02;
extern double DecreaseFactor     = 3;

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int start()
  {
  

double nlots=0.1,order;
int dd=0,hh=0,cnt=0,expiration; 

expiration=CurTime()+PERIOD_D1*60;

for(cnt=0 ;cnt< OrdersTotal(); cnt++)
 {
    OrderSelect(cnt, SELECT_BY_POS, MODE_TRADES);
      if (OrderType() == OP_SELL && OrderSymbol()==Symbol()) hh=1;
      
      if (OrderType() == OP_BUY && OrderSymbol()==Symbol()) dd=1;
      
}         








   if (OrdersTotal() >0) return;


   

 

   int ticket = OrderSend(Symbol(),OP_SELLSTOP,LotsOptimized(),Bid-30*Point,3,Bid+30*Point,Bid-60*Point,"",MAGICMA,expiration,Red); 





   if (OrdersTotal() >1) return;


   

 

   ticket = OrderSend(Symbol(),OP_BUYSTOP,LotsOptimized(),Ask+30*Point,3,Ask-30*Point,Ask+60*Point,"",MAGICMA,expiration,Green); 
}

double LotsOptimized()
  {
   double lot=Lots;
   int    orders=HistoryTotal();     // history orders total
   int    losses=0;                  // number of losses orders without a break
//---- select lot size
   lot=NormalizeDouble(AccountFreeMargin()*MaximumRisk/1000.0,1);
//---- calcuulate number of losses orders without a break
   if(DecreaseFactor>0)
     {
      for(int i=orders-1;i>=0;i--)
        {
         if(OrderSelect(i,SELECT_BY_POS,MODE_HISTORY)==false) { Print("Error in history!"); break; }
         if(OrderSymbol()!=Symbol() || OrderType()>OP_SELL) continue;
         //----
         if(OrderProfit()>0) break;
         if(OrderProfit()<0) losses++;
        }
      if(losses>1) lot=NormalizeDouble(lot-lot*losses/DecreaseFactor,1);
     }
//---- return lot size
   if(lot<0.1) lot=0.1;
   if(lot>10) lot=10;
   return(lot);
  }