var menu_normal = new Array(new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image());
menu_normal[0].src = "../templates/menu/btn_home_normal.jpg";
menu_normal[2].src = "../templates/menu/btn_vietnam_normal.jpg";
menu_normal[3].src = "../templates/menu/btn_laos_normal.jpg";
menu_normal[4].src = "../templates/menu/btn_cambodia_normal.jpg";
menu_normal[5].src = "../templates/menu/btn_thailand_normal.jpg";
menu_normal[6].src = "../templates/menu/btn_myanmar_normal.jpg";
menu_normal[1].src = "../templates/menu/btn_china_normal.jpg";
menu_normal[7].src = "../templates/menu/btn_seasia_normal.jpg";
//menu_normal[8].src = "../templates/menu/btn_grouptravel_normal.jpg";
menu_normal[9].src = "../images/interface/Request-This-Tour-Blue.jpg";
menu_normal[10].src = "../images/interface/Email-Your-Friend-Gray.jpg";
menu_normal[11].src = "../images/interface/Print-Itinerary-Gray.jpg";
menu_normal[12].src = "../images/interface/Request-This-Hotel-Blue.jpg";
menu_normal[13].src = "../images/PayPal-Blue.jpg";
menu_normal[14].src = "../images/NganLuong-Blue.jpg";
var menu_onmouseover = new Array(new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image(), new Image());
menu_onmouseover[0].src = "../templates/menu/btn_home_onmouseover.jpg";
menu_onmouseover[2].src = "../templates/menu/btn_vietnam_onmouseover.jpg";
menu_onmouseover[3].src = "../templates/menu/btn_laos_onmouseover.jpg";
menu_onmouseover[4].src = "../templates/menu/btn_cambodia_onmouseover.jpg";
menu_onmouseover[5].src = "../templates/menu/btn_thailand_onmouseover.jpg";
menu_onmouseover[6].src = "../templates/menu/btn_myanmar_onmouseover.jpg";
menu_onmouseover[1].src = "../templates/menu/btn_china_onmouseover.jpg";
menu_onmouseover[7].src = "../templates/menu/btn_seasia_onmouseover.jpg";
//menu_onmouseover[8].src = "../templates/menu/btn_grouptravel_onmouseover.jpg";
menu_onmouseover[9].src = "../images/interface/Request-This-Tour-Red.jpg";
menu_onmouseover[10].src = "../images/interface/Email-Your-Friend-Blue.jpg";
menu_onmouseover[11].src = "../images/interface/Print-Itinerary-Blue.jpg";
menu_onmouseover[12].src = "../images/interface/Request-This-Hotel-Red.jpg";
menu_onmouseover[13].src = "../images/PayPal-Red.jpg";
menu_onmouseover[14].src = "../images/NganLuong-Red.jpg";
function outMenu(id)
{
	var out = document.getElementById(id);	
	out.src = menu_normal[id].src

}
function overMenu(id)
{
	var over = document.getElementById(id);	
	over.src = menu_onmouseover[id].src
}
function outMenuX(id)
{
	var out1 = document.getElementById(id+10);	
	out1.src = menu_normal[id].src
	var out2 = document.getElementById(id+20);	
	out2.src = menu_normal[id].src
}
function overMenuX(id)
{
	var over1 = document.getElementById(id+10);	
	over1.src = menu_onmouseover[id].src
	var over2 = document.getElementById(id+20);	
	over2.src = menu_onmouseover[id].src
}
/* ----------------------------------------------------------------------------------------- */
var tour1 = new Image();
tour1.src = "../images/interface/find_tour_active.gif";
var tour2 = new Image();
tour2.src = "../images/interface/find_tour.gif";
var hotel1 = new Image();
hotel1.src = "../images/interface/find_hotel_active.gif";
var hotel2 = new Image();
hotel2.src = "../images/interface/find_hotel.gif";
var map1 = new Image();
map1.src = "../images/interface/find_map_active.gif";
var map2 = new Image();
map2.src = "../images/interface/find_map.gif";
function changeActive(id)
{
	var find_tour = document.getElementById("find_tour");
	var find_hotel = document.getElementById("find_hotel");
	var find_map = document.getElementById("find_map");
	var find_tour_content = document.getElementById("find_tour_content");
	var find_hotel_content = document.getElementById("find_hotel_content");
	var find_map_content = document.getElementById("find_map_content");
	if(id==1)
	{
		find_tour.src = tour1.src;
		find_hotel.src = hotel2.src;
		find_map.src = map2.src;
		find_hotel_content.style.display = "none";
		find_tour_content.style.display = "block";
		find_map_content.style.display = "none";
	}
	if(id==2)
	{
		find_tour.src = tour2.src;
		find_hotel.src = hotel1.src;
		find_map.src = map2.src;
		find_hotel_content.style.display = "block";
		find_tour_content.style.display = "none";
		find_map_content.style.display = "none";
	}
	if(id==3)
	{
		find_tour.src = tour2.src;
		find_hotel.src = hotel2.src;
		find_map.src = map1.src;
		find_hotel_content.style.display = "none";
		find_tour_content.style.display = "none";
		find_map_content.style.display = "block";
	}
}
var vb1 = new Image();
vb1.src = "../images/interface/video-box/vietnam-video-r.jpg";
var vb2 = new Image();
vb2.src = "../images/interface/video-box/vietnam-video-b.jpg";
var vb3 = new Image();
vb3.src = "../images/interface/video-box/laos-video-r.jpg";
var vb4 = new Image();
vb4.src = "../images/interface/video-box/laos-video-b.jpg";
var vb5 = new Image();
vb5.src = "../images/interface/video-box/cambodia-video-r.jpg";
var vb6 = new Image();
vb6.src = "../images/interface/video-box/cambodia-video-b.jpg";
function changeActive2(id)
{
	var vietnam_vb = document.getElementById("vietnam_vb");
	var laos_vb = document.getElementById("laos_vb");
	var cambodia_vb = document.getElementById("cambodia_vb");
	var vietnam = document.getElementById("vietnam");
	var laos = document.getElementById("laos");
	var cambodia = document.getElementById("cambodia");
	if(id==1)
	{
		vietnam_vb.src = vb1.src;
		laos_vb.src = vb4.src;
		cambodia_vb.src = vb6.src;
		vietnam.style.display = "block";
		laos.style.display = "none";
		cambodia.style.display = "none";
	}
	if(id==2)
	{
		vietnam_vb.src = vb2.src;
		laos_vb.src = vb3.src;
		cambodia_vb.src = vb6.src;
		laos.style.display = "block";
		vietnam.style.display = "none";
		cambodia.style.display = "none";
	}
	if(id==3)
	{
		vietnam_vb.src = vb2.src;
		laos_vb.src = vb4.src;
		cambodia_vb.src = vb5.src;
		cambodia.style.display = "block";
		vietnam.style.display = "none";
		laos.style.display = "none";
	}
}
var map = new Image();
map.src = "../images/interface/seasia.gif";
var vn_map = new Image();
vn_map.src = "../images/interface/seasia_vn.gif"
var laos_map = new Image();
laos_map.src = "../images/interface/seasia_laos.gif"
var cambodia_map = new Image();
cambodia_map.src = "../images/interface/seasia_cambodia.gif"
var thailand_map = new Image();
thailand_map.src = "../images/interface/seasia_thailand.gif"
var myanmar_map = new Image();
myanmar_map.src = "../images/interface/seasia_myanmar.gif"
function showMap(id)
{
	obj = document.getElementById("seasia");
	if(id == 1)
	{
		obj.src = vn_map.src
	}
	if(id == 2)
	{
		obj.src = laos_map.src
	}
	if(id == 3)
	{
		obj.src = cambodia_map.src
	}
	if(id == 4)
	{
		obj.src = thailand_map.src
	}
	if(id == 5)
	{
		obj.src = myanmar_map.src
	}
}
function check_special_character(element)// useful for reuse
{
	re = /[^A-Za-z0-9_]/;
	if(re.test(element.value))
	{
		alert("Don't input special character: * \' ? + $ & % ...");
		element.value="";
		element.focus();
		return false;
	}
	else
	{
		return true;	
	}
}
function check_tailor_made_tour()
{
	with(document.customtour_form)
	{
		if(txtFirstName.value == "")
		{
			alert("You have to input your first name.");
			txtFirstName.focus();
			return false;
		}
		if(txtLastName.value == "")
		{
			alert("You have to input your last name.");
			txtLastName.focus();
			return false;
		}
	    if(txtHomeAddress.value == "" && txtOfficeAddress.value=="")
		{
			alert("You have to input home address or office address.");
			txtHomeAddress.focus();
			return false;
		}
		if(txtCity.value == "")
		{
			alert("You have to input your city.");
			txtCity.focus();
			return false;
		}
		if(txtEmail.value == "")
		{
			alert("You have to input your email.");
			txtEmail.focus();
			return false;
		}
		re=/^[a-zA-Z0-9\_\.]+@[a-zA-Z0-9\_]+(\.\w+)+$/;
		if(!re.test(txtEmail.value))
		{
			alert("You have to input your correct email.");
			txtEmail.select();
			return false;
		}
		re1 = /[^0-9]/;
		if(txtHomePhone.value == "")
		{
			alert("Contact phone is not blank.");
			txtHomePhone.focus();
			return false;
		}
		if(re1.test(txtHomePhone.value))
		{
			alert("Contact phone is number.");
			txtHomePhone.focus();
			return false;	
		}
		if(txtAnticipateDate.value == "")
		{
			alert("You have to input your anticipate date.");
			txtAnticipateDate.focus();
			return false;
		}
		date = /^[0-9]{1,2}-[0-9]{1,2}-[0-9]{4}$/;
		if(!date.test(txtAnticipateDate.value))
		{
			alert("You have input correct date format : dd-mm-yyyy ");
			txtAnticipateDate.select();
			return false;
		}
		if(txtPeopleNumber.value == "")
		{
			alert("You have to input your people number.");
			txtPeopleNumber.focus();
			return false;
		}
		if(re1.test(txtPeopleNumber.value))
		{
			alert("People number is number");
			txtPeopleNumber.select();
			return false;
		}
		if(txtDayNumber.value == "")
		{
			alert("You have to input your day number.");
			txtDayNumber.focus();
			return false;
		}
		if(re1.test(txtDayNumber.value))
		{
			alert("People number is number");
			txtDayNumber.select();
			return false;
		}
		if(slAccommodation.value == 0)
		{
			alert("You have to choose one option");
			slAccommodation.focus();
			return false;
		}
	}
	return true;
}
function check_agree()
{
	if(document.getElementById("agree").checked == true)
	{
		document.getElementById("btnSubmit").disabled = false;	
	}
	else
	{
		document.getElementById("btnSubmit").disabled = true;
	}
}
function check_travel_agent()
{
	with(document.travelagent_form)
	{
		if(txtUsername.value == "")
		{
			alert("You have to input username.");
			txtUsername.focus();
			return false;
		}
		if(txtPassword.value == "")
		{
			alert("You have to input password");
			txtPassword.focus();
			return false;
		}
		if(txtPassword.value.length < 6)
		{
			alert("Password contains at least 6 character");
			txtPassword.focus();
			return false;
		}
		if(txtRetype.value == "")
		{
			alert("You have to retype password.");
			txtRetype.focus();
			return false;
		}
		if(txtRetype.value.length < 6)
		{
			alert("Password contains at least 6 character");
			txtRetype.focus();
			return false;
		}
		if(txtPassword.value != txtRetype.value)
		{
			alert("Password and Retype Password is not the same.");
			txtRetype.select();
			return false;
		}
		if(txtAnswer.value == "")
		{
			alert("You have to input answer.");
			txtAnswer.focus();
			return false;
		}
		if(txtFirstName.value == "")
		{
			alert("You have to input firstname.");
			txtFirstName.focus();
			return false;
		}
		if(txtLastName.value == "")
		{
			alert("You have to input lastname.");
			txtLastName.focus();
			return false;
		}
		if(slNationality.value == 0)
		{
			alert("You have choose your nationality.");
			slNationality.focus();
			return false;
		}
		if(txtEmail.value == "")
		{
			alert("You have to input email.");
			txtEmail.focus();
			return false;
		}
		re=/^[a-zA-Z0-9\_\.]+@[a-zA-Z0-9\_]+(\.\w+)+$/;
		if(!re.test(txtEmail.value))
		{
			alert("You have to input correct email.");
			txtEmail.select();
			return false;
		}
		if(txtOfficeName.value == "")
		{
			alert("You have to input Company name.");
			txtOfficeName.focus();
			return false;
		}
		if(txtOfficeAddress.value == "")
		{
			alert("You have to input Company Address.");
			txtOfficeAddress.focus();
			return false;
		}
		if(txtOfficeEmail.value == "")
		{
			alert("You have to input Company email.");
			txtOfficeEmail.focus();
			return false;
		}
		re1=/^[a-zA-Z0-9\_\.]+@[a-zA-Z0-9\_]+(\.\w+)+$/;
		if(!re1.test(txtOfficeEmail.value))
		{
			alert("You have to input correct Company email.");
			txtOfficeEmail.select();
			return false;
		}
		if(txtOfficePhone.value == "")
		{
			alert("You have to input phone number.");
			txtOfficePhone.focus();
			return false;
		}
		re2 = /[^0-9]/;
		if(re2.test(txtOfficePhone.value))
		{
			alert("Phone number only contain number.");
			txtOfficePhone.focus();
			return false;
		}
		if(txtOfficeFax.value == "")
		{
			alert("You have to input fax number.");
			txtOfficeFax.focus();
			return false;
		}
		if(re2.test(txtOfficeFax.value))
		{
			alert("Fax number only contain number.");
			txtOfficeFax.focus();
			return false;
		}
		if(txtOfficeEstablish.value == "")
		{
			alert("You have to input date of company establish.");
			txtOfficeEstablish.focus();
			return false;
		}
		date = /^[0-9]{1,2}-[0-9]{1,2}-[0-9]{4}$/;
		if(!date.test(txtOfficeEstablish.value))
		{
			alert("You have input correct date format : dd-mm-yyyy ");
			txtOfficeEstablish.select();
			return false;
		}
		if(txtOfficeStaff.value == "")
		{
			alert("You have to input your staff number.");
			txtOfficeStaff.focus();
			return false;
		}
		re3 = /[^0-9]/;
		if(re3.test(txtOfficeStaff.value))
		{
			alert("Staff number only contain number.");
			txtOfficeStaff.focus();
			return false;
		}
		if(txtOfficeMarket.value == "")
		{
			alert("You have to input market");
			txtOfficeMarket.focus();
			return false;
		}
		if(ckbAgree.checked == false)
		{
			alert("You have to agree our terms and conditions.");
			return false;
		}
	}
	return true;
}
function check_login_travel_agent()
{
	with(document.logintravelagent_form)
	{
		if(txtUsername.value == "")
		{
			alert("You have to input username.");
			txtUsername.focus();
			return false;
		}
		var arrString = txtUsername.value.split(" ");
		if(arrString.length > 1)
		{
			alert("Please remove blank space from your username");
			txtUsername.select();
			return false;
		}
		if(!check_special_character(txtUsername))
		{
			return false;	
		}
		if(txtPassword.value == "")
		{
			alert("You have to input password");
			txtPassword.focus();
			return false;
		}
		if(!check_special_character(txtPassword))
		{
			return false;	
		}
	}
	return true;
}
function check_forget_travel_agent()
{
	with(document.forgettravelagent_form)
	{
		if(txtUsername.value == "")
		{
			alert("You have to input username.");
			txtUsername.focus();
			return false;
		}
		if(!check_special_character(txtUsername))
		{
			return false;	
		}
		if(txtAnswer.value == "")
		{
			alert("You have to input your answer");
			txtAnswer.focus();
			return false;
		}
		if(!check_special_character(txtPassword))
		{
			return false;	
		}
	}
	return true;
}
function check_change_pass()
{
	with(document.changepass_form)
	{
		if(txtNewPassword.value.length < 6)
		{
			alert("Password contain at least 6 characters.");
			txtNewPassword.focus();
			return false;
		}
		if(!check_special_character(txtNewPassword))
		{
			return false;	
		}
		if(txtRetype.value.length < 6)
		{
			alert("Retype password contain at least 6 characters.");
			txtRetype.focus();
			return false;
		}
		if(!check_special_character(txtRetype))
		{
			return false;	
		}
		if(txtNewPassword.value != txtRetype.value)
		{
			alert("New password and Retype password is not the same.");
			txtRetype.select();
			return false;
		}
	}
	return true;
}
function check_contact_information(frm)
{
	with(frm)
	{
		if(txtFirstName.value == "")
		{
			alert("You have to input your first name.");
			txtFirstName.focus();
			return false;
		}
		if(txtLastName.value == "")
		{
			alert("You have to input your last name.");
			txtLastName.focus();
			return false;
		}
		if(slNationality.value == 0)
		{
			alert("You have to input your nationality.");
			slNationality.focus();
			return false;
		}
	    if(txtHomeAddress.value == "" && txtOfficeAddress.value=="")
		{
			alert("You have to input home address or office address.");
			txtHomeAddress.focus();
			return false;
		}
		if(txtCity.value == "")
		{
			alert("You have to input your city.");
			txtCity.focus();
			return false;
		}
		if(slCountry.value == 0)
		{
			alert("You have to input your country.");
			slCountry.focus();
			return false;
		}
		if(txtEmail.value == "")
		{
			alert("You have to input your email.");
			txtEmail.focus();
			return false;
		}
		re=/^[a-zA-Z0-9\_\.]+@[a-zA-Z0-9\_]+(\.\w+)+$/;
		if(!re.test(txtEmail.value))
		{
			alert("You have to input your correct email.");
			txtEmail.select();
			return false;
		}
		re1 = /[^0-9]/;
		if(txtHomePhone.value == "")
		{
			alert("Contact phone is not blank.");
			txtHomePhone.focus();
			return false;
		}
		if(re1.test(txtHomePhone.value))
		{
			alert("Contact phone is number.");
			txtHomePhone.focus();
			return false;	
		}
		return true;
	}
}
function check_tour_booking()
{
	with(document.tourbooking_form)
	{
		if(!check_contact_information(document.tourbooking_form))
		{
			return false;		
		}	
		if(txtTravelDate.value == "")
		{
			alert("Start date is not blank.");
			txtTravelDate.focus();
			return false;
		}
		date = /^[0-9]{1,2}-[0-9]{1,2}-[0-9]{4}$/;
		if(!date.test(txtTravelDate.value))
		{
			alert("You have input correct date format : dd-mm-yyyy ");
			txtTravelDate.select();
			return false;
		}
		if(txtEndDate.value == "")
		{
			alert("End date is not blank.");
			txtEndDate.focus();
			return false;
		}
		if(!date.test(txtEndDate.value))
		{
			alert("You have input correct date format : dd-mm-yyyy ");
			txtEndDate.select();
			return false;
		}
		if(txtArrival.value == "")
		{
			alert("Arrival flight is not blank.");
			txtArrival.focus();
			return false;
		}
		if(txtDeparture.value == "")
		{
			alert("Departure flight is not blank.");
			txtDeparture.focus();
			return false;
		}
		if(!rAgree[0].checked && !rAgree[1].checked)
		{
			alert("Please agree with our terms and conditions before continuing.");
			rAgree[0].focus();
			return false;
		}
	}
	return true;
}
function check_hotel_booking()
{
	with(document.hotelbooking_form)
	{
		if(!check_contact_information(document.hotelbooking_form))
		{
			return false;		
		}
		if(txtCheckin.value == "")
		{
			alert("Check in is not blank.");
			txtCheckin.focus();
			return false;
		}
		date = /^[0-9]{1,2}-[0-9]{1,2}-[0-9]{4}$/;
		if(!date.test(txtCheckin.value))
		{
			alert("You have input correct date format : dd-mm-yyyy ");
			txtCheckin.select();
			return false;
		}
		if(txtCheckout.value == "")
		{
			alert("Check out is not blank.");
			txtCheckin.focus();
			return false;
		}
		if(!date.test(txtCheckout.value))
		{
			alert("You have input correct date format : dd-mm-yyyy ");
			txtCheckout.select();
			return false;
		}
		if(txtArrival.value == "")
		{
			alert("Arrival flight is not blank.");
			txtArrival.focus();
			return false;
		}
		if(txtDeparture.value == "")
		{
			alert("Departure flight is not blank.");
			txtDeparture.focus();
			return false;
		}
	}
	return true;
}
function check_add_feedback()
{
	with(document.feedback_form)
	{
		if(txtTourName.value == "")
		{
			alert("You have to input your tour name.");
			txtTourName.focus();
			return false;
		}
		if(txtFirstName.value == "")
		{
			alert("You have to input your first name.");
			txtFirstName.focus();
			return false;
		}
		if(txtLastName.value == "")
		{
			alert("You have to input your last name.");
			txtLastName.focus();
			return false;
		}
		if(slNationality.value == 0)
		{
			alert("You have to input your nationality.");
			slNationality.focus();
			return false;
		}
		if(txtStartDate.value == "")
		{
			alert("You have to input tour's start date.");
			txtStartDate.focus();
			return false;
		}
		date = /^[0-9]{1,2}-[0-9]{1,2}-[0-9]{4}$/;
		if(!date.test(txtStartDate.value))
		{
			alert("You have input correct date format : dd-mm-yyyy ");
			txtStartDate.select();
			return false;
		}
		if(txtEndDate.value == "")
		{
			alert("You have to input tour's end date.");
			txtEndDate.focus();
			return false;
		}
		if(!date.test(txtEndDate.value))
		{
			alert("You have input correct date format : dd-mm-yyyy ");
			txtEndDate.select();
			return false;
		}
		if(taOther.value == "")
		{
			alert("You have input your content.");
			taOther.focus();
			return false;
		}
	}
	return true;
}
function check_visa()
{
	with(document.visa_form)
	{
		date = /^[0-9]{1,2}-[0-9]{1,2}-[0-9]{4}$/;
		if(txtGivenName.value == "")
		{
			alert("You have to input your givenname.");
			txtGivenName.focus();
			return false;
		}
		if(txtSurName.value == "")
		{
			alert("You have to input your surname.");
			txtSurName.focus();
			return false;
		}
		if(slNationality.value == 0)
		{
			alert("You have to input your nationality.");
			slNationality.focus();
			return false;	
		}
		if(txtBirthDate.value == "")
		{
			alert("You have to input your birth date.");
			txtBirthDate.focus();
			return false;
		}
		if(!date.test(txtBirthDate.value))
		{
			alert("You have input correct date format : dd-mm-yyyy ");
			txtBirthDate.select();
			return false;
		}
		if(txtBirthPlace.value == "")
		{
			alert("You have to input your place of birth.");
			txtBirthPlace.focus();
			return false;
		}
		if(txtPassportNo.value == "")
		{
			alert("You have to input your passport no.");
			txtPassportNo.focus();
			return false;
		}
		if(txtBirthDate.value == "")
		{
			alert("You have to input your birth date.");
			txtBirthDate.focus();
			return false;
		}
		if(txtIssue.value == "")
		{
			alert("You have to input your issue date.");
			txtIssue.focus();
			return false;
		}
		if(!date.test(txtIssue.value))
		{
			alert("You have input correct date format : dd-mm-yyyy ");
			txtIssue.select();
			return false;
		}
		if(txtExpire.value == "")
		{
			alert("You have to input your expire date.");
			txtExpire.focus();
			return false;
		}
		if(!date.test(txtExpire.value))
		{
			alert("You have input correct date format : dd-mm-yyyy ");
			txtExpire.select();
			return false;
		}
		if(txtEntryDate.value == "")
		{
			alert("You have to input your entry date.");
			txtEntryDate.focus();
			return false;
		}
		if(!date.test(txtEntryDate.value))
		{
			alert("You have input correct date format : dd-mm-yyyy ");
			txtEntryDate.select();
			return false;
		}
		if(txtEntryBorder.value == "")
		{
			alert("You have to input entry border.");
			txtEntryBorder.focus();
			return false;
		}
		if(txtOccupation.value == "")
		{
			alert("You have to input your occupation.");
			txtOccupation.focus();
			return false;
		}
		if(txtContactNumber.value == "")
		{
			alert("You have to input your contact number.");
			txtContactNumber.focus();
			return false;
		}
		if(txtEmail.value == "")
		{
			alert("You have to input your email number.");
			txtEmail.focus();
			return false;
		}
		re1=/^[a-zA-Z0-9\_\.]+@[a-zA-Z0-9\_]+(\.\w+)+$/;
		if(!re1.test(txtEmail.value))
		{
			alert("You have to input correct email.");
			txtEmail.select();
			return false;
		}
		if(!txtCompanyName.disabled)
		{
			if(txtCompanyName.value == "")
			{
				alert("You have to input your company name.");
				txtCompanyName.focus();
				return false;
			}
		}
	}
	return true;
}
function check_news_letter_subcriber()
{
	with(document.subcriber_form)
	{
		if(txtFullName.value == "")
		{
			alert("You have to input your full name.");
			txtFullName.focus();
			return false;
		}
		if(txtEmail.value == "")
		{
			alert("You have to input your email.");
			txtEmail.focus();
			return false;
		}
		re1=/^[a-zA-Z0-9\_\.]+@[a-zA-Z0-9\_]+(\.\w+)+$/;
		if(!re1.test(txtEmail.value))
		{
			alert("You have to input correct email.");
			txtEmail.select();
			return false;
		}
		if(captcha_code.value == "")
		{
			alert("Please input protection code.");
			captcha_code.focus();
			return false;
		}
		return true;
	}
}
function time ()
{	
   var now = new Date();
   var yr = now.getFullYear();
   var mName = now.getMonth() + 1;
   var dName = now.getDay() + 1;
   var dayNr = ((now.getDate()<10) ? "0" : "")+ now.getDate();
   var ampm = (now.getHours() >= 12) ? " P.M." : " A.M."
   var hours = now.getHours();
   hours = ((hours > 12) ? hours - 12 : hours);
   var minutes = ((now.getMinutes() < 10) ? ":0" : ":") + now.getMinutes();
   var seconds = ((now.getSeconds() < 10) ? ":0" : ":") + now.getSeconds();
   if(dName==1) Day = "Sunday";
   if(dName==2) Day = "Monday";
   if(dName==3) Day = "Tuesday";
   if(dName==4) Day = "Wednesday";
   if(dName==5) Day = "Thursday";
   if(dName==6) Day = "Friday";
   if(dName==7) Day = "Saturday";
   if(mName==1) Month="January";
   if(mName==2) Month="February";
   if(mName==3) Month="March";
   if(mName==4) Month="April";
   if(mName==5) Month="May";
   if(mName==6) Month="June";
   if(mName==7) Month="July";
   if(mName==8) Month="August";
   if(mName==9) Month="September";
   if(mName==10) Month="October";
   if(mName==11) Month="November";
   if(mName==12) Month="December";
   // String to display current date.
   var DayOfWeek = (" "+ Day + ",");
   var MonthDayYear = (" " + Month + " " + dayNr + ", "+ yr + "  ");
   var TimeValue = (" " + hours + minutes + seconds + " " + ampm);
   document.getElementById("datetime").innerHTML = TimeValue +" - "+ DayOfWeek + MonthDayYear;
   document.getElementById("datetime").style.display = 'inline';
   timerID = setTimeout("time()",1000);
   /*	var w = screen.width;
	var h = screen.height;
	var fb = document.getElementById("create-feedback");
	w = w - 145;
	h = h - 355;
	var l = new String(w);
	var t =  new String(h);
	l = l + "px";
	t = t + "px";
	fb.style.left = l;
	fb.style.top =  t; */
}
function check_contact_form()
{
	with(document.contact_us)
	{
		if(txtFullName.value == "")
		{
			alert("You have to input your full name.");
			txtFullName.focus();
			return false;
		}
		if(txtEmail.value == "")
		{
			alert("You have to input your email.");
			txtEmail.focus();
			return false;
		}
		re1=/^[a-zA-Z0-9\_\.]+@[a-zA-Z0-9\_]+(\.\w+)+$/;
		if(!re1.test(txtEmail.value))
		{
			alert("You have to input correct email.");
			txtEmail.select();
			return false;
		}
		if(taContent.value == "")
		{
			alert("You have to input your content.");
			taContent.focus();
			return false;
		}
		if(captcha_code.value == "")
		{
			alert("Please input protection code.");
			captcha_code.focus();
			return false;
		}
		return true;	
	}
}
function disableCompanyName()
{
	with(document.visa_form)
	{
		txtCompanyName.disabled = true;
		txtCompanyName.value = "";
		document.getElementById("txtCompanyName").style.backgroundColor= '#CCC';
	}
}
function enableCompanyName()
{
	with(document.visa_form)
	{
		txtCompanyName.disabled = false;
		document.getElementById("txtCompanyName").style.backgroundColor = '#FFF';
	}
}
function check_request_form()
{
	with(document.request_form)
	{
		if(txtFullName.value == "")
		{
			alert("Please input your name.");
			txtFullName.focus();
			return false;
		}
		if(slNationality.value == 0)
		{
			alert("Please select your nationality.");
			slNationality.focus();
			return false;	
		}
		if(txtPhone.value == "")
		{
			alert("Please input your phone.");
			txtPhone.focus();
			return false;	
		}
		if(txtEmail.value == "")
		{
			alert("Please input your email.");
			txtEmail.focus();
			return false;	
		}
		re1=/^[a-zA-Z0-9\_\.]+@[a-zA-Z0-9\_]+(\.\w+)+$/;
		if(!re1.test(txtEmail.value))
		{
			alert("You have to input correct email.");
			txtEmail.select();
			return false;
		}
		if(txtPerson.value == "")
		{
			alert("Please input person number in your group.");
			txtPerson.focus();
			return false;
		}
		if(txtTime.value == "")
		{
			alert("Please input your date of departure.");
			txtTime.focus();
			return false;
		}
		if(txtService.value == "")
		{
			alert("Please input the service.");
			txtService.focus();
			return false;
		}
		return true;
	}
}