function Verify()
{
var oop1=document.getElementById("fromCity").value;
var oop2=document.getElementById("toCity").value;
var oop3=document.getElementById("LinkCity").value;
if(oop1=="Nul"||oop2=="Nul")
{
alert("请您选择旅行城市！\n");
	ValidationPassed = false;
	return;
}
else if(oop1==oop2)
{
    alert("您必须跨城市旅行！\n");
	ValidationPassed = false;
	return;
}
else if(document.all.r3.checked&&oop3=="Nul")
{
	alert("请您选择转乘城市！\n");
	ValidationPassed = false;
	return;
}
else if(document.all.r3.checked&&oop1==oop3)
{
    alert("转乘城市与出发城市不能相同！\n");
	ValidationPassed = false;
	return;
}
else if(document.all.r3.checked&&oop2==oop3)
{
    alert("转乘城市与到达城市不能相同！\n");
	ValidationPassed = false;
	return;
}
else if(document.getElementById("DepartDate").value=="")
{
    alert("请选择出发日期！\n");
    ValidationPassed = false;
	return;
}
else if(document.all.r2.checked&&document.getElementById("ReturnDate").value=="")
{

    alert("请选择返回日期！\n");
    ValidationPassed = false;
	return;
  
}
else if(document.all.r3.checked&&document.all.TransferDate.value=="")
{

    alert("请选择转程日期！\n");
    ValidationPassed = false;
	return;
} 
else if(document.all.r3.checked&&document.all.LinkCity.value=="Nul")
{
    alert("请选择转程城市！\n");
    ValidationPassed = false;
	return;
}
else
{
ValidationPassed =true;
return true;
}
}

function checkdate()
{
var sdate=document.getElementById("DepartDate").value;
var arraydate=sdate.split("-");
if(sdate!="")
{
var od=new Date();
var oyear=od.getFullYear();
var omonth=od.getMonth()+1;
var odate=od.getDate();
if(oyear>arraydate[0])
{
alert("不能订购以前的票！");
document.getElementById("DepartDate").value="";
}
else if(oyear==arraydate[0]&&omonth>arraydate[1])
{
alert("不能订购以前的票！");
document.getElementById("DepartDate").value="";
}
else if(oyear==arraydate[0]&&omonth==arraydate[1]&&odate>arraydate[2])
{
alert("不能订购以前的票！");
document.getElementById("DepartDate").value="";
}
}
//var rdate=document.getElementById("ReturnDate").value;
//if(rdate!="")
//{
//var arrayrdate=rdate.split("-"); 
//if(arraydate[0]>arrayrdate[0])
//{
//alert("返程日期不能小于出发日期！");
//document.getElementById("ReturnDate").value="";
//}
//else if(arraydate[0]==arrayrdate[0]&&arraydate[1]>arrayrdate[1])
//{
//alert("返程日期不能小于出发日期！");
//document.getElementById("ReturnDate").value="";
//}
//else if(arraydate[0]==arrayrdate[0]&&arraydate[1]==arrayrdate[1]&&arraydate[2]>arrayrdate[2])
//{
//alert("返程日期不能小于出发日期！");
//document.getElementById("ReturnDate").value="";
//} 
//}
//var tdate=document.all.TransferDate.value;
//if(tdate!="")
//{
//var arraytdate=tdate.split("-");
//if(arraydate[0]>arraytdate[0])
//{
//alert("转程日期不能小于出发日期！");
//document.all.TransferDate.value="";
//}
//else if(arraydate[0]==arraytdate[0]&&arraydate[1]>arraytdate[1])
//{
//alert("转程日期不能小于出发日期！");
//document.all.TransferDate.value="";
//}
//else if(arraydate[0]==arraytdate[0]&&arraydate[1]==arraytdate[1]&&arraydate[2]>arraytdate[2])
//{
//alert("转程日期不能小于出发日期！");
//document.all.TransferDate.value="";
//}
//}
}



function DefaultCity(fromcit,tostcit,lincit)
{
for(i=0;i<document.all.fromCity.options.length;i++)
{
if(fromcit==document.all.fromCity.options[i].value)
{
document.all.fromCity.options[i].selected=true;
}
if(tostcit==document.all.toCity.options[i].value)
{
document.all.toCity.options[i].selected=true;
}
}
}
	
function travletype(typeID)
{
switch(typeID)
{
case "1":
document.all.hide_return_time.style.display="none";
///document.all.hide10.style.display="none";
document.getElementById("DepartDate").value="";
document.getElementById("ReturnDate").value="";
//document.getElementById("TransferDate").value="";
break;
case "2":
document.all.hide_return_time.style.display="block";
//document.all.hide10.style.display="none";
document.getElementById("DepartDate").value="";
document.getElementById("ReturnDate").value="";
//document.getElementById("TransferDate").value="";
break;
case "3":
//document.all("hide9").style.display="none";
//document.all.hide10.style.display="block";
document.getElementById("DepartDate").value="";
document.getElementById("ReturnDate").value="";
//document.getElementById("TransferDate").value="";
break;
}
}

function gjcheckdate()
{
var sdate=document.all.DpDate.value;
var arraydate=sdate.split("-");
if(sdate!="")
{
var od=new Date();
var oyear=od.getFullYear();
var omonth=od.getMonth()+1;
var odate=od.getDate();
if(oyear>arraydate[0])
{
alert("不能订购以前的票！");
document.all.DpDate.value="";
}
else if(oyear==arraydate[0]&&omonth>arraydate[1])
{
alert("不能订购以前的票！");
document.all.DpDate.value="";
}
else if(oyear==arraydate[0]&&omonth==arraydate[1]&&odate>arraydate[2])
{
alert("不能订购以前的票！");
document.all.DpDate.value="";
}
}
if(document.all.gjr2.checked)
{
var rdate=document.all.RtDate.value;
if(rdate!="")
{
var arrayrdate=rdate.split("-"); 
if(arraydate[0]>arrayrdate[0])
{
alert("返程日期不能小于出发日期！");
document.all.RtDate.value="";
}
else if(arraydate[0]==arrayrdate[0]&&arraydate[1]>arrayrdate[1])
{
alert("返程日期不能小于出发日期！");
document.all.RtDate.value="";
}
else if(arraydate[0]==arrayrdate[0]&&arraydate[1]==arrayrdate[1]&&arraydate[2]>arrayrdate[2])
{
alert("返程日期不能小于出发日期！");
document.all.RtDate.value="";
} 
}
}
}
function gjverify()
{
var jstar=document.all.gjsite;
if(jstar.value=="")
{
alert("请选择出发城市！\n");
return false;
}
var jend=document.all.gjtermini;
if(jend.value=="")
{
alert("请选择转程城市！\n");
return false;
}
if(jend.value==jstar.value)
{
alert("您必须跨城市旅行！\n");
return false;
}
var jsdate=document.all.DpDate;
if(jsdate.value=="")
{
alert("请选择出发日期！\n");
return false;
}
if(document.all.gjr2.checked)
{
var jedate=document.all.RtDate;
if(jedate.value=="")
{
alert("请选择返回日期！\n");
return false;
}
}
}