function open_plane() {
	plane.style.display='';
	hotel.style.display='none';
	holiday.style.display='none';
	img_plane.src='images/images/search_02.jpg';
	img_hotel.src='images/images/search_04.jpg';
	img_holiday.src='images/images/search_06.jpg';
}	
function open_hotel() {
    hotel.style.display='';
	plane.style.display='none';
	holiday.style.display='none';
	img_plane.src='images/images/search_02_1.jpg';
	img_hotel.src='images/images/search_04_1.jpg';
	img_holiday.src='images/images/search_06.jpg';	
}	
function open_holiday() {
    holiday.style.display='';
	plane.style.display='none';
	hotel.style.display='none';
	img_plane.src='images/images/search_02_1.jpg';
	img_hotel.src='images/images/search_04.jpg';
	img_holiday.src='images/images/search_06_1.jpg';		
}

function checkformplane(){
      if (document.InlandForm.BeginCity.value==""){
          alert("请填写出发城市!");
          document.InlandForm.BeginCity.focus();
          return false;
          }

	  if (document.InlandForm.EndCity.value==""){
          alert("请填写目的城市!");
          document.InlandForm.EndCity.focus();
          return false;
          }

      if (document.InlandForm.BeginDate.value==""){
          alert("请填写出发日期!");
          document.InlandForm.BeginDate.focus();
          return false;
          }

		if(!isDateString(InlandForm.BeginDate.value))
		{
		  alert("请填写正确的日期格式!");
          document.InlandForm.BeginDate.focus();
          return false;
		}
		var d = new Date();
		var s = d.getFullYear()+"-"+(d.getMonth()+1)+"-"+d.getDate();
		if(stringToDate(InlandForm.BeginDate.value)< stringToDate(s))
		{
		  alert("您输入的日期无效!");
          document.InlandForm.BeginDate.focus();
          return false;
		}

	 if(document.InlandForm.LeaveType(1).checked){
	   if (stringToDate(InlandForm.BeginDate.value,true)>stringToDate(InlandForm.BackDate.value,true)){
	   alert("返程日期不能早于出发日期！");
       document.InlandForm.BackDate.focus();
       return false;
	   }
	  }
	  if (document.InlandForm.LeaveType(0).checked)
	  document.dcform.radio.value=1;
	  else
	  document.dcform.radio.value=2;
	  document.dcform.startcity01.value=document.InlandForm.BeginCity.value;
	  document.dcform.EndCity01.value=document.InlandForm.EndCity.value;
	  document.dcform.StrDate01.value=document.InlandForm.BeginDate.value;
	  document.dcform.strDate03.value=document.InlandForm.BackDate.value;
	  document.dcform.submit();
	  //return true;
}

	function CheckDate(strDate1,strDate2) {
		//var tmp1=strDate1.split('-');
		//var tmp2=strDate2.split('-');
		//var date1=eval('new Date('+tmp1[0]+','+tmp1[1]+','+tmp1[2]+')');
		//var date2=eval('new Date('+tmp2[0]+','+tmp2[1]+','+tmp2[2]+')');
		//return (date2>date1);
		return(stringToDate(strDate1, true)<stringToDate(strDate2, 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 compareDate(strDate1,strDate2) {
		var tmp1=strDate1.split('-');
		var tmp2=strDate2.split('-');
		var date1=eval('new Date('+tmp1[0]+','+tmp1[1]+','+tmp1[2]+')');
		var date2=eval('new Date('+tmp2[0]+','+tmp2[1]+','+tmp2[2]+')');
		if ((date2.valueOf()-date1.valueOf())>=20*24*60*60*1000)
		{
			return true;
		}
		else
		{
			return false;
		}
	}
	
	function compareDate1(strDate1,strDate2) {
		var tmp1=strDate1.split('-');
		var tmp2=strDate2.split('-');
		var date1=eval('new Date('+tmp1[0]+','+tmp1[1]+','+tmp1[2]+')');
		var date2=eval('new Date('+tmp2[0]+','+tmp2[1]+','+tmp2[2]+')');
		if ((date2.valueOf()-date1.valueOf())>=60*24*60*60*1000)
		{
			return true;
		}
		else
		{
			return false;
		}
	}
	
	function isDateString1(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 < 2010 || year > 2100) return false
	  if (month < 3 || year > 2100) return false
	  if (day < 10 && month <= 3) 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 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 < 2010 || year > 2100) return false
	  if (month < 3 || 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 checkformhotel(){	

		if(!isDateString1(document.searchList.CheckInDate.value)){
		  alert("请输入正确的日期格式\nYYYY-MM-DD");
		  return false;
		  }
	
		if(!isDateString(document.searchList.CheckOutDate.value)){
		  alert("请输入正确的日期格式\nYYYY-MM-DD");
		  return false;
		  }
	
		if (document.searchList.CheckInDate.value==""  || document.searchList.CheckOutDate.value=="" || document.searchList.CheckInDate.value=="yyyy-mm-dd" || document.searchList.CheckOutDate.value=="yyyy-mm-dd"){
			alert("请输入入住/离开酒店日期！");
			return false;
		  }
		  
		 if (! CheckDate(document.searchList.CheckInDate.value,document.searchList.CheckOutDate.value))
		{
			 alert("离店日期必须大于入店日期");
			return false;
		}
	document.searchList.submit();
	}		
	
	function ct()
{
	document.searchForm.CategoryID.length=0;
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('请选择','');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('散客拼团', '20');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('港澳线', '23');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('云南', '28');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('西安', '34');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('北京', '37');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('温泉特辑', '39');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('新疆线', '35');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('山东大连线', '36');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('省内游', '13');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('散客拼团', '29');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('黄山', '26');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('四川', '27');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('散客拼团', '30');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('省内游', '14');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('散客拼团', '31');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('广西', '11');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('都市风情', '8');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('海南', '10');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('华东线', '33');
	
}

function cy()
{
	document.searchForm.CategoryID.length=0;
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('请选择','');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('日韩', '25');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('泰国', '6');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('巴厘岛', '17');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('新加坡', '18');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('普吉岛', '24');
	
	document.searchForm.CategoryID.options[document.searchForm.CategoryID.length] = new Option('越柬', '32');
	
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
function openScript(url, width, height){
	var Win = window.open(url,"openScript",'width=' + width + ',height=' + height + ',resizable=1,scrollbars=yes,menubar=no,status=no' );
}
function killErrors() { 
return true; 
} 
//window.onerror = killErrors;
function i(ur,w,h){
	document.write('<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" width="'+w+'" height="'+h+'"> ');
	document.write('<param name="movie" value="' + ur + '">');
	document.write('<param name="quality" value="high"> ');
	document.write('<param name="wmode" value="Opaque">');
	document.write('<embed src="' + ur + '" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="'+w+'" height="'+h+'"></embed> ');
	document.write('</object> ');
}