function FillDest(obj)
{
	
	var AirlineValue=document.getElementById(obj.id).value
		
	if(AirlineValue=='ALL')
	{
			var DestFromCode="LON/LGW/LHR/BHX/MAN/GLA";
			var DestFromValues="London All/Londan Gatwick/London Heathrow/Birmingham/Manchester/Glasgow";
		 	ShowCitys(document.FlightSearch.FDestFrom,DestFromCode,DestFromValues);
			document.FlightSearch.FDestFrom.selectedIndex=0;
	}
	
	if(AirlineValue=='9W')
	{
	 var DestFromCode="LHR";
	 var DestFromValues="London Heathrow"
 	 ShowCitys(document.FlightSearch.FDestFrom,DestFromCode,DestFromValues);
	}
					
	if(AirlineValue=='AI')
	{
	 var DestFromCode="LHR";
	 var DestFromValues="London Heathrow"
 	 ShowCitys(document.FlightSearch.FDestFrom,DestFromCode,DestFromValues);
	}

	
	if(AirlineValue=='BA')
	{
	 var DestFromCode="LHR";
	 var DestFromValues="London Heathrow"
 	 ShowCitys(document.FlightSearch.FDestFrom,DestFromCode,DestFromValues);
	}


	if(AirlineValue=='EK')
	{
	 var DestFromCode="LON/LHR/LGW/BHX/MAN/GLA";
	 var DestFromValues="London All/London Heathrow/London Gatwick/Birmingham/Manchester/Glasgow"
 	 ShowCitys(document.FlightSearch.FDestFrom,DestFromCode,DestFromValues);
	}

	if(AirlineValue=='EY')
	{
	 var DestFromCode="LON/LHR/MAN";
	 var DestFromValues="London All/London Heathrow/Manchester"
 	 ShowCitys(document.FlightSearch.FDestFrom,DestFromCode,DestFromValues);
	}
	
	
	if(AirlineValue=='QR')
	{
	 var DestFromCode="LON/LHR/LGW/MAN";
	 var DestFromValues="London All/London Heathrow/London Gatwick/Manchester"
 	 ShowCitys(document.FlightSearch.FDestFrom,DestFromCode,DestFromValues);
	}
}
function ShowCitys(SortField,DestFromCode,DestFromValues)
{

var SplitNameCode,SplitNameText
SplitNameCode = DestFromCode.split("/")
SplitNameText = DestFromValues.split("/")

var newIndex, d, sorttext;
index = 0;

while(SortField.options.length)
{
	d = SortField.options.length - 1;
	SortField.remove(d);
}

	 for (var i=0;i<SplitNameCode.length;i++)
		{
			SortField.options[i] =  new Option();
			SortField.options[i].text = SplitNameText[i];
			SortField.options[i].value = SplitNameCode[i];
		}

}
function fillDestTo(obj)
{

	var AirlineValue=document.getElementById(obj.id).value

	if(AirlineValue=='ALL')
	{
			var DestToCode="DAC/CGP/ZYL";
			var DestToValues="Dhaka/Chittagong/Sylhet";
		 	ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
			document.FlightSearch.FDestTo.selectedIndex=0;
	}
	if(AirlineValue=='9W')
	{
		if(document.getElementById("FDestFrom").value=='LHR')
		{
			 var DestToCode="DAC";
			 var DestToValues="Dhaka"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
		
	}
	
	if(AirlineValue=='AI')
	{
//		if(document.getElementById("FDestFrom").value=='LON')
//		{
//			 var DestToCode="DAC";
//			 var DestToValues="Dhaka"
//		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
//		}
		
		if(document.getElementById("FDestFrom").value=='LHR')
		{
			 var DestToCode="DAC";
			 var DestToValues="Dhaka"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
		
	}
	
	if(AirlineValue=='QR')
	{
		if(document.getElementById("FDestFrom").value=='LON')
		{
			 var DestToCode="DAC/CGP/ZYL";
			 var DestToValues="Dhaka/Chittagong/Sylhet"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
		if(document.getElementById("FDestFrom").value=='LHR')
		{
			 var DestToCode="DAC/CGP/ZYL";
			 var DestToValues="Dhaka/Chittagong/Sylhet"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
		if(document.getElementById("FDestFrom").value=='LGW')
		{
			 var DestToCode="DAC/CGP/ZYL";
			 var DestToValues="Dhaka/Chittagong/Sylhet"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
		
		if(document.getElementById("FDestFrom").value=='MAN')
		{
			 var DestToCode="DAC/CGP/ZYL";
			 var DestToValues="Dhaka/Chittagong/Sylhet"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
		
		
	}
	
	if(AirlineValue=='EY')
	{
		if(document.getElementById("FDestFrom").value=='LON')
		{
			 var DestToCode="DAC/CGP/ZYL";
			 var DestToValues="Dhaka/Chittagong/Sylhet"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
		
		if(document.getElementById("FDestFrom").value=='LHR')
		{
			 var DestToCode="DAC/CGP/ZYL";
			 var DestToValues="Dhaka/Chittagong/Sylhet"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}

			
		if(document.getElementById("FDestFrom").value=='MAN')
		{
			 var DestToCode="DAC/CGP/ZYL";
			 var DestToValues="Dhaka/Chittagong/Sylhet"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
					
	}

	if(AirlineValue=='BA')
	{
		 if(document.getElementById("FDestFrom").value=='LHR')
		{
			 var DestToCode="DAC";
			 var DestToValues="Dhaka"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
//		 if(document.getElementById("FDestFrom").value=='LON')
//		{
//			 var DestToCode="DAC/CGP/ZYL";
//			 var DestToValues="Dhaka/Chittagong/Sylhet"
//		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
//		}		
					
	}

		
	if(AirlineValue=='EK')
	{
	
	     if(document.getElementById("FDestFrom").value=='LON')
		{
			 var DestToCode="DAC";
			 var DestToValues="Dhaka"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
	
		 if(document.getElementById("FDestFrom").value=='LHR')
		{
			 var DestToCode="DAC";
			 var DestToValues="Dhaka"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
		if(document.getElementById("FDestFrom").value=='LGW')
		{
			 var DestToCode="DAC";
			 var DestToValues="Dhaka"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
		
		
		if(document.getElementById("FDestFrom").value=='BHX')
		{
			 var DestToCode="DAC";
			 var DestToValues="Dhaka"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
		
		if(document.getElementById("FDestFrom").value=='MAN')
		{
			 var DestToCode="DAC";
			 var DestToValues="Dhaka"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
					
		if(document.getElementById("FDestFrom").value=='GLA')
		{
			 var DestToCode="DAC";
			 var DestToValues="Dhaka"
		 	 ShowCitys(document.FlightSearch.FDestTo,DestToCode,DestToValues);
		}
	}
	
	
	
}