function isDateString(sDate)
{	var iaMonthDays = [31,28,31,30,31,30,31,31,30,31,30,31]
	var iaDate = new Array(3)
	var year, month, day

	if (arguments.length != 1) return false
	iaDate = sDate.toString().split("-")
	if (iaDate.length != 3) return false
	if (iaDate[1].length > 2 || iaDate[2].length > 2) return false

	year = parseFloat(iaDate[0])
	month = parseFloat(iaDate[1])
	day=parseFloat(iaDate[2])

	if (year < 1900 || year > 2100) return false
	if (((year % 4 == 0) && (year % 100 != 0)) || (year % 400 == 0)) iaMonthDays[1]=29;
	if (month < 1 || month > 12) return false
	if (day < 1 || day > iaMonthDays[month - 1]) return false
	return true
}

function stringToDate(sDate, bIgnore)
{	var bValidDate, year, month, day
	var iaDate = new Array(3)
	
	if (bIgnore) bValidDate = true
	else bValidDate = isDateString(sDate)
	
	if (bValidDate)
	{  iaDate = sDate.toString().split("-")
		year = parseFloat(iaDate[0])
		month = parseFloat(iaDate[1]) - 1
		day=parseFloat(iaDate[2])
		return (new Date(year,month,day))
	}
	else return (new Date(1900,1,1))
}
function checkAll(form)
{
	var returnvalue = true;
	var errorstr="";
	//µ¥³Ì

	if(form.triptype[0].checked)
	{
		if(form.startCode1.value=="non" || form.destinationCode1.value=="non")
		{
			returnvalue=false;
			errorstr+="Input Departing from/Going to City./\n";
		}
		
		if(form.startCode1.value== form.destinationCode1.value)
		{
			returnvalue=false;
			errorstr+="Departing from/Going to City Can't be same.\n";
		}

		
		if(!isDateString(form.takeoffDate1.value))
		{
			returnvalue=false
			errorstr+="Format Date.\n YYYY-MM-DD\n";
		}
		var d = new Date();
		var s = d.getFullYear()+"-"+(d.getMonth()+1)+"-"+d.getDate();
		if(stringToDate(form.takeoffDate1.value)<stringToDate(s))
		{
			returnvalue=false
			errorstr+="Invalid date.\n";
		}

	}
	//Íù·µ
	else if(form.triptype[1].checked)
	{
		if(!isDateString(form.takeoffDate1.value) )
		{
			returnvalue=false;
			errorstr+="Format Date.\n YYYY-MM-DD\n";
		}
		if(!isDateString(form.takeoffDate2.value) )
		{
			returnvalue=false;
			errorstr+="Format Date.\n YYYY-MM-DD\n";
		}
		if(stringToDate(form.takeoffDate1.value)<=new Date())
		{
			returnvalue=false
			errorstr+="Invalid date.\n";
		}
		if(form.startCode1.value=="non" || form.destinationCode1.value=="non")
		{
			returnvalue=false;
			errorstr+="Input Departing from/Going to City.\n";
		}
		if(form.startCode1.value== form.destinationCode1.value)
		{
			returnvalue=false;
			errorstr+="Departing from/Going to City Can't be same.\n";
		}
		if(stringToDate(form.takeoffDate2.value)<stringToDate(form.takeoffDate1.value))
		{
			returnvalue=false
			errorstr+="Return time is early Depart time.\n";
		}
	}
	//¶à³Ì
	else if(form.triptype[2].checked)
	{
		if(!isDateString(form.takeoffDate1.value) )
		{
			returnvalue=false;
			errorstr+="Input first depart time.\n YYYY-MM-DD\n";
		}
		if(!isDateString(form.takeoffDate2.value) )
		{
			returnvalue=false;
			errorstr+="Input second depart time.\n YYYY-MM-DD\n";
		}
		if(!isDateString(form.takeoffDate3.value) )
		{
			returnvalue=false;
			errorstr+="Input third depart time.\n YYYY-MM-DD\n";
		}
		if(stringToDate(form.takeoffDate1.value)<=new Date())
		{
			returnvalue=false
			errorstr+="Invalid date.\n";
		}
		if(form.startCode1.value=="non" || form.destinationCode1.value=="non" || form.startCode2.value=="non" || form.startCode3.value=="non" || form.destinationCode2.value=="non" || form.destinationCode3.value=="non")
		{
			returnvalue=false;
			errorstr+="Input Departing from/Going to City.\n";
		}
		if(form.startCode1.value== form.destinationCode1.value || form.startCode2.value== form.destinationCode2.value || form.startCode3.value== form.destinationCode3.value)
		{
			returnvalue=false;
			errorstr+="Departing from/Going to City Can't be same.\n";
		}
		if(stringToDate(form.takeoffDate2.value)<stringToDate(form.takeoffDate1.value))
		{
			returnvalue=false;
			errorstr+="Second depart time is early first depart time.\n";
		}
		if(stringToDate(form.takeoffDate3.value)<stringToDate(form.takeoffDate2.value))
		{
			returnvalue=false
			errorstr+="Third depart time is early second depart time.\n";
		}
	}
	if (!returnvalue)
		alert(errorstr);

	c_hostname = location.hostname
	c_hostname = c_hostname.split(".")
	//if (c_hostname[0] != "www" && c_hostname[0] != "yoee" && c_hostname[0] != "yuee" && c_hostname[0] != ""){
	if (c_hostname[0] == "beijing" ){
	  form.action= "http://" +c_hostname[0] +".rose.yoee.com/waiting.jsp"
	}
	return returnvalue;
}