Switch() coding help in MT4

 
Hello,

can someone please help me convert the following MT3 code to MT4:


switch Symbol
{
  case "USDCHF":
    StartMinute=  1;
	EndMinute  =  5;
	break;
  case "GBPUSD":
	StartMinute=  6;
	EndMinute  = 10;
	break;
  case "USDJPY":
	StartMinute= 11;
	EndMinute  = 15;
	break;
default:
 	StartMinute= 56;
	EndMinute  = 59;
	break;
};





thanks

 
   string symbol=Symbol();
   if(symbol=="USDCHF")
     {
      StartMinute =  1;
      EndMinute  =  5;
     }
   else if(symbol=="GBPUSD")
    {
      StartMinute =  6;
      EndMinute  =  10;
     }
   else if(symbol=="USDJPY")
    {
      StartMinute = 11;
      EndMinute  =  15;
     }
   else
     {
      StartMinute = 56;
      EndMinute  =  59;
     }
 
thank you