function change_A01()
{
	ii=document.getElementById("a0").value
	kk=document.getElementById("a1").value
	if (kk != "") 
	{
		window.location.href="TtoC_Index.asp?persons="+ii+"&select="+kk
	}
}
function change_A02()
{
	ii=document.getElementById("a0").value
	kk=document.getElementById("a1").value
	ll=document.getElementById("a2").value
	if (kk != "" && ll != "")
	{
		window.location.href="TtoC_Index.asp?persons="+ii+"&select="+kk+"&go="+ll
	}
}
function change_A03()
{
	ii=document.getElementById("a0").value
	kk=document.getElementById("a1").value
	ll=document.getElementById("a2").value
	mm=document.getElementById("a3").value
	if (kk != "" && ll != "" && mm != "")
	{
		window.location.href="TtoC_Index.asp?persons="+ii+"&select="+kk+"&go="+ll+"&back="+mm
	}
}
function change_B01()
{
	kk=document.getElementById("b1").value
	if (kk != "") 
	{
		window.location.href="CtoT_Index.asp?select="+kk
	}
}
function change_B02()
{
	kk=document.getElementById("b1").value
	ll=document.getElementById("b2").value
	if (kk != "" && ll != "") 
	{
		window.location.href="CtoT_Index.asp?select="+kk+"&go="+ll
	}
}
function check01()
{
	if (document.getElementById("a1").value=="")
	{
		alert("請選擇機票種類")
		return false
	}
	if (document.getElementById("a2").value=="")
	{
		alert("請選擇出發地")
		return false
	}
	if (document.getElementById("a3").value=="")
	{
		alert("請選擇目的地")
		return false
	}
}
function check02()
{
	if (document.getElementById("b1").value=="")
	{
		alert("請選擇機票種類")
		return false
	}
	if (document.getElementById("b2").value=="")
	{
		alert("請選擇出發地")
		return false
	}
	if (document.getElementById("b3").value=="")
	{
		alert("請選擇目的地")
		return false
	}
}