int offeneorders= 0;

int anzahlorders=OrdersTotal();

   for(i=0;i<anzahlorders;i++) 
     {
      if (OrderSelect(i,SELECT_BY_POS, MODE_TRADES)) 
      
       if (OrderSymbol()== Symbol()&& OrderMagicNumber()==MagicNumber) 
            {
             offeneorders++;
            }       
        } 
     
//-------------------------------------------------------------------+
    if(offeneorders == 0 ) {   
    
      if(signal ==  "long")
        {
         ticket=OrderSend(Symbol(),OP_BUY,Lots,Ask,Slip,Ask-StopLoss*Point,Ask+TakeProfit*Point,"Buy",MagicNumber,0,Green);

         if(ticket>0)
           {
            if(OrderSelect(ticket,SELECT_BY_TICKET,MODE_TRADES)) Print("Kauforder geöffnet : ",OrderOpenPrice());       
           }
         else Print("Error opening BUY order : ",GetLastError(), kauf); 
         return(0); 
        }
        
//+------------------------------------------------------------------+

      if(signal == "short" )
        {
         ticket=OrderSend(Symbol(),OP_SELL,Lots,Bid,Slip,Bid+StopLoss*Point,Bid-TakeProfit*Point,"Sell",MagicNumber,0,Red);
         if(ticket>0)
           {
            if(OrderSelect(ticket,SELECT_BY_TICKET,MODE_TRADES)) Print("SELL order opened : ",OrderOpenPrice());
           }
         else Print("Error opening SELL order : ",GetLastError(), kauf); 
         return(0); 
        }
      return(0);
     

}

SLvalue = NormalizeDouble(TrailingSchritt * pips, Digits);
BreakEvenvalue = NormalizeDouble(TrailingStart * pips, Digits);

void TrailStops()
{
//BUY Bereich
   for(int b=OrdersTotal()-1;b>=0;b--)
     {
      if(OrderSelect(b,SELECT_BY_POS,MODE_TRADES))
         if(OrderMagicNumber()==magic)
            if(OrderSymbol()==Symbol())
               if(OrderType()==OP_BUY)
                  if(Bid-OrderOpenPrice()>BreakEvenvalue)
                     if(OrderStopLoss()<Bid-SLvalue)
                        CatchErrors= OrderModify(OrderTicket(),OrderOpenPrice(),Bid-SLvalue,OrderTakeProfit(),0,CLR_NONE);
     }
//SELL Bereich
   for(int s=OrdersTotal()-1;s>=0;s--)
     {
      if(OrderSelect(s,SELECT_BY_POS,MODE_TRADES))
         if(OrderMagicNumber()==magic)
            if(OrderSymbol()==Symbol())
               if(OrderType()==OP_SELL)
                   if(OrderOpenPrice()-Ask>BreakEvenvalue)
                     if(OrderStopLoss()>Ask+SLvalue )
                        CatchErrors= OrderModify(OrderTicket(),OrderOpenPrice(),Ask+SLvalue,OrderTakeProfit(),0,CLR_NONE);
     }   
       
}