//省内线路选择
	function sclt ( i )
	{
		switch(i){
			case 1:
			document.getElementById("sclt1").style.display="block";
			document.getElementById("sclt2").style.display="none";
			document.getElementById("sclt3").style.display="none";
			document.getElementById("sclt4").style.display="none";
			document.getElementById("sclt5").style.display="none";
			document.getElementById("sclt6").style.display="none";
			document.getElementById("scbg1").style.display="block";
			document.getElementById("scbg2").style.display="none";
			document.getElementById("scbg3").style.display="none";
			document.getElementById("scbg4").style.display="none";
			document.getElementById("scbg5").style.display="none";
			document.getElementById("scbg6").style.display="none";
			break;
			case 2:
			document.getElementById("sclt1").style.display="none";
			document.getElementById("sclt2").style.display="block";
			document.getElementById("sclt3").style.display="none";
			document.getElementById("sclt4").style.display="none";
			document.getElementById("sclt5").style.display="none";
			document.getElementById("sclt6").style.display="none";
			document.getElementById("scbg1").style.display="none";
			document.getElementById("scbg2").style.display="block";
			document.getElementById("scbg3").style.display="none";
			document.getElementById("scbg4").style.display="none";
			document.getElementById("scbg5").style.display="none";
			document.getElementById("scbg6").style.display="none";
			break;
			case 3:
			document.getElementById("sclt1").style.display="none";
			document.getElementById("sclt2").style.display="none";
			document.getElementById("sclt3").style.display="block";
			document.getElementById("sclt4").style.display="none";
			document.getElementById("sclt5").style.display="none";
			document.getElementById("sclt6").style.display="none";
			document.getElementById("scbg1").style.display="none";
			document.getElementById("scbg2").style.display="none";
			document.getElementById("scbg3").style.display="block";
			document.getElementById("scbg4").style.display="none";
			document.getElementById("scbg5").style.display="none";
			document.getElementById("scbg6").style.display="none";
			break;
			case 4:
			document.getElementById("sclt1").style.display="none";
			document.getElementById("sclt2").style.display="none";
			document.getElementById("sclt3").style.display="none";
			document.getElementById("sclt4").style.display="block";
			document.getElementById("sclt5").style.display="none";
			document.getElementById("sclt6").style.display="none";
			document.getElementById("scbg1").style.display="none";
			document.getElementById("scbg2").style.display="none";
			document.getElementById("scbg3").style.display="none";
			document.getElementById("scbg4").style.display="block";
			document.getElementById("scbg5").style.display="none";
			document.getElementById("scbg6").style.display="none";
			break;
			case 5:
			document.getElementById("sclt1").style.display="none";
			document.getElementById("sclt2").style.display="none";
			document.getElementById("sclt3").style.display="none";
			document.getElementById("sclt4").style.display="none";
			document.getElementById("sclt5").style.display="block";
			document.getElementById("sclt6").style.display="none";
			document.getElementById("scbg1").style.display="none";
			document.getElementById("scbg2").style.display="none";
			document.getElementById("scbg3").style.display="none";
			document.getElementById("scbg4").style.display="none";
			document.getElementById("scbg5").style.display="block";
			document.getElementById("scbg6").style.display="none";
			break;
			case 6:
			document.getElementById("sclt1").style.display="none";
			document.getElementById("sclt2").style.display="none";
			document.getElementById("sclt3").style.display="none";
			document.getElementById("sclt4").style.display="none";
			document.getElementById("sclt5").style.display="none";
			document.getElementById("sclt6").style.display="block";
			document.getElementById("scbg1").style.display="none";
			document.getElementById("scbg2").style.display="none";
			document.getElementById("scbg3").style.display="none";
			document.getElementById("scbg4").style.display="none";
			document.getElementById("scbg5").style.display="none";
			document.getElementById("scbg6").style.display="block";
			break;	
	}
	
}

  //国内线路选择左
	function gnlt ( i )
	{
		switch(i){
			case 1:
			document.getElementById("gnlt1").style.display="block";
			document.getElementById("gnlt2").style.display="none";
			document.getElementById("gnlt3").style.display="none";
			document.getElementById("gnlt4").style.display="none";
			document.getElementById("gnbg1").style.display="block";
			document.getElementById("gnbg2").style.display="none";
			document.getElementById("gnbg3").style.display="none";
			document.getElementById("gnbg4").style.display="none";
			break;
			case 2:
			document.getElementById("gnlt1").style.display="none";
			document.getElementById("gnlt2").style.display="block";
			document.getElementById("gnlt3").style.display="none";
			document.getElementById("gnlt4").style.display="none";
			document.getElementById("gnbg1").style.display="none";
			document.getElementById("gnbg2").style.display="block";
			document.getElementById("gnbg3").style.display="none";
			document.getElementById("gnbg4").style.display="none";
			break;
			case 3:
			document.getElementById("gnlt1").style.display="none";
			document.getElementById("gnlt2").style.display="none";
			document.getElementById("gnlt3").style.display="block";
			document.getElementById("gnlt4").style.display="none";
			document.getElementById("gnbg1").style.display="none";
			document.getElementById("gnbg2").style.display="none";
			document.getElementById("gnbg3").style.display="block";
			document.getElementById("gnbg4").style.display="none";
			break;
			case 4:
			document.getElementById("gnlt1").style.display="none";
			document.getElementById("gnlt2").style.display="none";
			document.getElementById("gnlt3").style.display="none";
			document.getElementById("gnlt4").style.display="block";
			document.getElementById("gnbg1").style.display="none";
			document.getElementById("gnbg2").style.display="none";
			document.getElementById("gnbg3").style.display="none";
			document.getElementById("gnbg4").style.display="block";
			break;
		}
	
}

//国内线路选择右
	function gnltr ( i )
	{
		switch(i){
			case 1:
			document.getElementById("gnltr1").style.display="block";
			document.getElementById("gnltr2").style.display="none";
			document.getElementById("gnltr3").style.display="none";
			document.getElementById("gnltr4").style.display="none";
			document.getElementById("gnbgr1").style.display="block";
			document.getElementById("gnbgr2").style.display="none";
			document.getElementById("gnbgr3").style.display="none";
			document.getElementById("gnbgr4").style.display="none";
			break;
			case 2:
			document.getElementById("gnltr1").style.display="none";
			document.getElementById("gnltr2").style.display="block";
			document.getElementById("gnltr3").style.display="none";
			document.getElementById("gnltr4").style.display="none";
			document.getElementById("gnbgr1").style.display="none";
			document.getElementById("gnbgr2").style.display="block";
			document.getElementById("gnbgr3").style.display="none";
			document.getElementById("gnbgr4").style.display="none";
			break;
			case 3:
			document.getElementById("gnltr1").style.display="none";
			document.getElementById("gnltr2").style.display="none";
			document.getElementById("gnltr3").style.display="block";
			document.getElementById("gnltr4").style.display="none";
			document.getElementById("gnbgr1").style.display="none";
			document.getElementById("gnbgr2").style.display="none";
			document.getElementById("gnbgr3").style.display="block";
			document.getElementById("gnbgr4").style.display="none";
			break;
			case 4:
			document.getElementById("gnltr1").style.display="none";
			document.getElementById("gnltr2").style.display="none";
			document.getElementById("gnltr3").style.display="none";
			document.getElementById("gnltr4").style.display="block";
			document.getElementById("gnbgr1").style.display="none";
			document.getElementById("gnbgr2").style.display="none";
			document.getElementById("gnbgr3").style.display="none";
			document.getElementById("gnbgr4").style.display="block";
			break;
		}
	
}

//国外线路选择1
	function gwlt ( i )
	{
		switch(i){
			case 1:
			document.getElementById("gwlt1").style.display="block";
			document.getElementById("gwlt2").style.display="none";
			document.getElementById("gwlt3").style.display="none";
			document.getElementById("gwbg1").style.display="block";
			document.getElementById("gwbg2").style.display="none";
			document.getElementById("gwbg3").style.display="none";
			break;
			case 2:
			document.getElementById("gwlt1").style.display="none";
			document.getElementById("gwlt2").style.display="block";
			document.getElementById("gwlt3").style.display="none";
			document.getElementById("gwbg1").style.display="none";
			document.getElementById("gwbg2").style.display="block";
			document.getElementById("gwbg3").style.display="none";
			break;
			case 3:
			document.getElementById("gwlt1").style.display="none";
			document.getElementById("gwlt2").style.display="none";
			document.getElementById("gwlt3").style.display="block";
			document.getElementById("gwbg1").style.display="none";
			document.getElementById("gwbg2").style.display="none";
			document.getElementById("gwbg3").style.display="block";
			break;
	}
	
}

//国外线路选择2
function gwltr ( i )
	{
		switch(i){
			case 1:
			document.getElementById("gwltr1").style.display="block";
			document.getElementById("gwltr2").style.display="none";
			document.getElementById("gwltr3").style.display="none";
			document.getElementById("gwltr4").style.display="none";
			document.getElementById("gwbgr1").style.display="block";
			document.getElementById("gwbgr2").style.display="none";
			document.getElementById("gwbgr3").style.display="none";
			document.getElementById("gwbgr4").style.display="none";

			break;
			case 2:
			document.getElementById("gwltr1").style.display="none";
			document.getElementById("gwltr2").style.display="block";
			document.getElementById("gwltr3").style.display="none";
			document.getElementById("gwltr4").style.display="none";
			document.getElementById("gwbgr1").style.display="none";
			document.getElementById("gwbgr2").style.display="block";
			document.getElementById("gwbgr3").style.display="none";
			document.getElementById("gwbgr4").style.display="none";

			break;
			case 3:
			document.getElementById("gwltr1").style.display="none";
			document.getElementById("gwltr2").style.display="none";
			document.getElementById("gwltr3").style.display="block";
			document.getElementById("gwltr4").style.display="none";
			document.getElementById("gwbgr1").style.display="none";
			document.getElementById("gwbgr2").style.display="none";
			document.getElementById("gwbgr3").style.display="block";
			document.getElementById("gwbgr4").style.display="none";
			break;
			case 4:
			document.getElementById("gwltr1").style.display="none";
			document.getElementById("gwltr2").style.display="none";
			document.getElementById("gwltr3").style.display="none";
			document.getElementById("gwltr4").style.display="block";
			document.getElementById("gwbgr1").style.display="none";
			document.getElementById("gwbgr2").style.display="none";
			document.getElementById("gwbgr3").style.display="none";
			document.getElementById("gwbgr4").style.display="block";
			break;
		
	}
	
}