/////////验证登陆表单
function CheckLogin()
{
	var email = document.formlogin.Email.value;
	if(email=="")
	{
		document.formlogin.Email.focus();
		alert("Email address is required.");
		//document.getElementById("Email2").innerText="*请输入用户名或电子邮件!";
		return false;
	}
	if(!/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/.test(email))
	{
		document.formlogin.Email.focus();
		alert("Email address format error.");
		//document.getElementById("Email").className="input_2";
		//document.getElementById("Email4").innerText="*Incorrect email format box!";
		return false;
	}
	
	if(document.formlogin.Password.value=="")
	{
		document.formlogin.Password.focus();
		alert("Password is required.");
		//document.getElementById("Password").className="input_2";
		//document.getElementById("Password2").innerText="*请输入登陆密码!";
		return false;
	}
	if(document.formlogin.Password.value.length<4 || document.formlogin.Password.value.length>10)
	{
		document.formlogin.Password.focus();
		alert("The length of password must be more than 4");
		//document.getElementById("Password").className="input_2";
		//document.getElementById("Password2").innerText="*密码格式不正确，请重新输入!";
		return false;
	}
	if(document.formlogin.Yzm.value=="")
	{
		document.formlogin.Yzm.focus();
		alert("Verify code is required.");
		//document.getElementById("Yzm").className="input_2";
		//document.getElementById("Yzm2").innerText="*请输入验证码!";
		return false;
	}
	if(document.formlogin.Yzm.value.length!=4)
	{
		document.formlogin.Yzm.focus();
		alert("Verify code is error.");
		//document.getElementById("Yzm").className="input_2";
		//document.getElementById("Yzm2").innerText="*验证码格式不正确!";
		return false;
	}
}

/////////验证注册表单
function CheckReg()
{
	
	if(document.formreg.Username.value=="")
	{
		document.formreg.Username.focus();
		alert("Desired ID is required.");
		//document.getElementById("Nickname").className="input_2";
		//document.getElementById("Nickname4").innerText="*Full name is required!";
		
		return false;
	}
	//
	if(document.formreg.Username.value.length<4 || document.formreg.Username.value.length>16)
	{
		document.formreg.Username.focus();
		alert("Desired ID  length can be 4-10 bits.");
		return false;
	}
	
	
	var email = document.formreg.Email.value;
	if(email=="")
	{
		document.formreg.Email.focus();
		alert("Email is required.");
		//document.getElementById("Email").className="input_2";
		//document.getElementById("Email4").innerText="*Incorrect email format box!";
		return false;
	}
	
	if(!/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/.test(email))
	{
		document.formreg.Email.focus();
		alert("Email address format error.");
		//document.getElementById("Email").className="input_2";
		//document.getElementById("Email4").innerText="*Incorrect email format box!";
		return false;
	}
	
	if(document.formreg.Password.value=="")
	{
		document.formreg.Password.focus();
		alert("Password is required,Password length can be 4-10 bits");
		//document.getElementById("Password3").className="input_2";
		//document.getElementById("Password4").innerText="*Password is required!";
		return false;
	}
	if(document.formreg.Password.value.length<4 ||document.formreg.Password.value.length>10)
	{
		document.formreg.Password.focus();
		alert("Password format is not correct, Password length can be 4-10 bits.");
		//document.getElementById("Password3").className="input_2";
		//document.getElementById("Password4").innerText="*Password format is not correct, Password length can be 4-10 bits.";
		return false;
	}
	if(document.formreg.Repassword.value=="") {
		document.formreg.Repassword.focus();
		alert("Confirm password is required.");
		//document.getElementById("Repassword").className="input_2";
		//document.getElementById("Repassword4").innerText="*Confirm password is required!";
		return false;
   }
	if(document.formreg.Repassword.value!=document.formreg.Password.value)
	{
		document.formreg.Repassword.focus();
		alert("Password and Confirm Password must be match.");
		//document.getElementById("Repassword").className="input_2";
		//document.getElementById("Repassword4").innerText="*The two passwords are not, please re-enter!";
		return false;
	}


	if(document.formreg.Firstname.value=="")
	{
		document.formreg.Firstname.focus();
		alert("Firstname is required.");
		//document.getElementById("Nickname").className="input_2";
		//document.getElementById("Nickname2").innerText="*Enter true name,Please!";
		return false;
	}
	if(document.formreg.Lastname.value=="")
	{
		document.formreg.Lastname.focus();
		alert("Lastname is required.");
		//document.getElementById("Nickname").className="input_2";
		//document.getElementById("Nickname2").innerText="*Enter true name,Please!";
		return false;
	}
	if(document.formreg.Street.value=="")
	{
		document.formreg.Street.focus();
		alert("Address is required.");
		//document.getElementById("Street").className="input_2";
		//document.getElementById("Street2").innerText="*Enter your address,Please!";
		return false;
	}
	if(document.formreg.City.value=="")
	{
		document.formreg.City.focus();
		alert("City is required.");
		//document.getElementById("City").className="input_2";
		//document.getElementById("City2").innerText="*Enter City&State,Please!";
		return false;
	}
	if(document.formreg.Province.value=="")
	{
		document.formreg.Province.focus();
		alert("State/Province is required.");
		return false;
	}
	if(document.formreg.Zip.value=="")
	{
		document.formreg.Zip.focus();
		alert("Zip code is required.");
		return false;
	}
	
	if(document.formreg.Country_id.value=="")
	{
		document.formreg.Country_id.focus();
		alert("Select country,please.");
		return false;
	}
	
	
	
	if(document.formreg.Phone.value=="")
	{
		document.formreg.Phone.focus();
		alert("Telephone is required.");
		return false;
	}
/*
	if(document.formreg.Yzm.value=="")
	{
		document.formreg.Yzm.focus();
		//alert("请输入验证码。");
		//document.getElementById("Yzm").className="input_2";
		document.getElementById("Yzm4").innerText="*Verify code is required!";
		return false;
	}
	if(document.formreg.Yzm.value.length!=4)
	{
		document.formreg.Yzm.focus();
		//alert("验证码格式不正确。");
		//document.getElementById("Yzm").className="input_2";
		document.getElementById("Yzm4").innerText="*Verify code is wrong!";
		return false;
	}
	
	var tids = document.getElementsByName("Agree");
	var tid2 = false;
	for(var i=0;i<tids.length;i++)
	{
		if(tids[i].checked){
		
		tid2=true;
		}
		
	}
	if(tid2==false){
	 
		alert("You have not read and agree to 'Terms Of User' and 'Privacy Policy'!");
		
		return false;
	}
	*/
	
}

/////////验证修改会员档案表单
function CheckAccount()
{
	
	var email = document.formreg.Email.value;
	if(email=="")
	{
		document.formreg.Email.focus();
		alert("Email is required.");
		//document.getElementById("Email").className="input_2";
		//document.getElementById("Email2").innerText="*Enter Your Emaill Address,please!";
		return false;
	}
	
	if(!/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/.test(email))
	{
		document.formreg.Email.focus();
		alert("Email format error.");
		//document.getElementById("Email").className="input_2";
		//document.getElementById("Email2").innerText="*E-mail is not formatted correctly!";
		return false;
	}
	
	if(document.formreg.Nickname.value=="")
	{
		document.formreg.Nickname.focus();
		alert("Username is required.");
		//document.getElementById("Nickname").className="input_2";
		//document.getElementById("Nickname2").innerText="*Enter true name,Please!";
		return false;
	}
	
	if(document.formreg.Country_id.value=="")
	{
		document.formreg.Country_id.focus();
		alert("Select country,please.");
		
		//document.getElementById("Country_id").className="input_2";
		//document.getElementById("Country_id2").innerText="*Select Country ,Please!";
		return false;
	}
	if(document.formreg.City.value=="")
	{
		document.formreg.City.focus();
		alert("City is required.");
		//document.getElementById("City").className="input_2";
		//document.getElementById("City2").innerText="*Enter City&State,Please!";
		return false;
	}
	if(document.formreg.Province.value=="")
	{
		document.formreg.Province.focus();
		alert("Province is required.");
		//document.getElementById("City").className="input_2";
		//document.getElementById("City2").innerText="*Enter City&State,Please!";
		return false;
	}
	if(document.formreg.Street.value=="")
	{
		document.formreg.Street.focus();
		alert("Address is required");
		//document.getElementById("Street").className="input_2";
		//document.getElementById("Street2").innerText="*Enter your address,Please!";
		return false;
	}
	if(document.formreg.Zip.value=="")
	{
		document.formreg.Zip.focus();
		alert("Zip code is required.");
		//document.getElementById("Zip").className="input_2";
		//document.getElementById("Zip2").innerText="*Enter zip/postal code,Please!";
		return false;
	}
	if(document.formreg.Phone.value=="")
	{
		document.formreg.Phone.focus();
		alert("Telephone is required.");
		//document.getElementById("Phone").className="input_2";
		//document.getElementById("Phone2").innerText="*Enter phone number,Please!";
		return false;
	}	
}



/////////验证修改密码表单
function CheckPassword()
{
	
	if(document.formpwd.oldpassword.value=="")
	{
		document.formpwd.oldpassword.focus();
		alert("Original password is required.");
		//document.getElementById("oldpassword").className="input_2";
		//document.getElementById("oldpassword2").innerText="Please enter the original password.";
		return false;
	}
	if(document.formpwd.oldpassword.value.length<4 || document.formpwd.oldpassword.value.length>10)
	{
		document.formpwd.oldpassword.focus();
		alert("Original password format error.");
		//document.getElementById("oldpassword").className="input_2";
		//document.getElementById("oldpassword2").innerText="*Old password length greater than or equal to 4 to less than or equal to 10 characters";
		return false;
	}
	
	if(document.formpwd.newpassword.value=="")
	{
		document.formpwd.newpassword.focus();
		alert("New password is required.");
		//document.getElementById("newpassword").className="input_2";
		//document.getElementById("newpassword2").innerText="Please enter a new password!";
		return false;
	}
	
	if(document.formpwd.newpassword.value.length<4 || document.formpwd.newpassword.value.length>10)
	{
		document.formpwd.newpassword.focus();
		alert("New password length greater than or equal to 4 to less than or equal to 10 characters");
		//document.getElementById("newpassword").className="input_2";
		//document.getElementById("newpassword2").innerText="*New password length greater than or equal to 4 to less than or equal to 10 characters";
		return false;
	}
	
	if(document.formpwd.renewpassword.value=="")
	{
		document.formpwd.renewpassword.focus();
		alert("Confirm New Password length greater than or equal to 4 to less than or equal to 10 characters");
		//document.getElementById("renewpassword").className="input_2";
		//document.getElementById("renewpassword2").innerText="Please enter the Confirm New Password!";
		return false;
	}
	
	if(document.formpwd.renewpassword.value!=document.formpwd.newpassword.value)
	{
		document.formpwd.renewpassword.focus();
		alert("New password and Confirm New Password must be match.");
		//document.getElementById("renewpassword").className="input_2";
		//document.getElementById("renewpassword2").innerText="Enter the new password twice not the same as!";
		return false;
	}
	
	
}


/////////验证找回密码表单
function checkgetpwd()
{
	if(document.getpwd.Firstname.value=="")
	{
		document.getpwd.Firstname.focus();
		alert("Username is required.");
		//document.getElementById("Firstname").className="input_2";
		//document.getElementById("Firstname2").innerText="*Enter Username,please!";
		return false;
	}
	if(document.getpwd.Email.value=="")
	{
		document.getpwd.Email.focus();
		alert("Email is required.");
		//document.getElementById("Email").className="input_2";
		//document.getElementById("Email2").innerText="*Enter your email-address,please!";
		return false;
	}
	
}

////验证会员的地址
function CheckAddress()
{
		if(document.forma.Firstname.value=="")
		{
			alert("First name name is required");
			document.forma.Firstname.focus();
			//document.getElementById("Consignee2").innerText="Enter Consignee,Please!";
			return false;
		}
		if(document.forma.Lastname.value=="")
		{
			alert("Last name name is required");
			document.forma.Lastname.focus();
			//document.getElementById("Consignee2").innerText="Enter Consignee,Please!";
			return false;
		}
		
		if(document.forma.Street.value=="")
		{
			alert("Street is required");
			document.forma.Street.focus();
			//document.getElementById("province2").innerText="Enter Province,Please!";
			return false;
		}
		
		if(document.forma.City.value=="")
		{
			alert("City is required");
			document.forma.City.focus();
			//document.getElementById("City2").innerText="Enter City,Please!";
			return false;
		}
		
		if(document.forma.Province.value=="")
		{
			alert("State/Province is required");
			document.forma.Province.focus();
			//document.getElementById("Street2").innerText="Enter Street,Please!";
			return false;
		}	
		
		if(document.forma.Country_id.value=="")
		{
			alert("Country is required");
			document.forma.Country_id.focus();
			//document.getElementById("Country_id2").innerText="*Select Country,Please!";
			return false;
		}
		
		if(document.forma.Zip.value=="")
		{
			document.forma.Zip.focus();
			alert("Postcode is required.");
			//document.getElementById("Zip2").innerText="*Enter zip/postal code,Please!";
			return false;
		}
		
		if(document.forma.Phone.value=="")
		{
			alert("Phone is required.");
			document.forma.Phone.focus();
			//document.getElementById("Phone2").innerText="*Enter telephone,Please!";
			return false;
		}
	
	
	
  
}

/////////验证查询
function CheckInquiry()
{
	if(document.form4.key.value=="")
	{
		document.form4.key.focus();
		document.form4.key.value="";
		return false;
	}
	if(document.form4.key.value.substr(0,3)=="Ple")
	{
		document.form4.key.focus();
		document.form4.key.value="";
		return false;
	}
	
}


/////////验证搜索
function CheckSearch()
{
	if(document.formsearch.key.value=="")
	{
		document.formsearch.key.focus();
		document.formsearch.key.value="";
		return false;
	}
	//alert(document.formsearch.key.value.substr(0,3));
	if(document.formsearch.key.value.substr(0,3)=="Sea")
	{
		document.formsearch.key.focus();
		document.formsearch.key.value="";
		return false;
	}
}

////验证购物车中的收货地址
function CheckShipAddress()
{
	if(document.formcart.guestbuy.value=="1"){
		
		
		if(document.formcart.Firstname.value=="")
		{
			alert("First name is required");
			document.formcart.Firstname.focus();
			//document.getElementById("Consignee2").innerText="Enter Consignee,Please!";
			return false;
		}
		if(document.formcart.Lastname.value=="")
		{
			alert("Last name is required");
			document.formcart.Lastname.focus();
			//document.getElementById("Consignee2").innerText="Enter Consignee,Please!";
			return false;
		}
		
		var email = document.formcart.Email.value;
		if(email=="")
		{
			document.formcart.Email.focus();
			alert("Email address is required.");
			//document.getElementById("Email2").innerText="*请输入用户名或电子邮件!";
			return false;
		}
		if(!/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/.test(email))
		{
			document.formcart.Email.focus();
			alert("Email address format error.");
			//document.getElementById("Email").className="input_2";
			//document.getElementById("Email4").innerText="*Incorrect email format box!";
			return false;
		}
		if(document.formcart.Street.value=="")
		{
			alert("Street is required");
			document.formcart.Street.focus();
			//document.getElementById("province2").innerText="Enter Province,Please!";
			return false;
		}
		
		if(document.formcart.City.value=="")
		{
			alert("City is required");
			document.formcart.City.focus();
			//document.getElementById("City2").innerText="Enter City,Please!";
			return false;
		}
		
		if(document.formcart.Province.value=="")
		{
			alert("State/Province is required");
			document.formcart.Province.focus();
			//document.getElementById("Street2").innerText="Enter Street,Please!";
			return false;
		}	
		
		if(document.formcart.Country_id.value=="")
		{
			alert("Country is required");
			document.formcart.Country_id.focus();
			//document.getElementById("Country_id2").innerText="*Select Country,Please!";
			return false;
		}
		
		if(document.formcart.Zip.value=="")
		{
			document.formcart.Zip.focus();
			alert("Postcode is required.");
			//document.getElementById("Zip2").innerText="*Enter zip/postal code,Please!";
			return false;
		}
		
		if(document.formcart.Phone.value=="")
		{
			alert("Phone is required.");
			document.formcart.Phone.focus();
			//document.getElementById("Phone2").innerText="*Enter telephone,Please!";
			return false;
		}
		
	}else if(document.formcart.guestbuy.value=="0" && document.formcart.bill_id=="NewAddress"){
	   
		if(document.formcart.Firstname.value=="")
		{
			alert("First name name is required");
			document.formcart.Firstname.focus();
			//document.getElementById("Consignee2").innerText="Enter Consignee,Please!";
			return false;
		}
		if(document.formcart.Lastname.value=="")
		{
			alert("Last name name is required");
			document.formcart.Lastname.focus();
			//document.getElementById("Consignee2").innerText="Enter Consignee,Please!";
			return false;
		}
		
		if(document.formcart.Street.value=="")
		{
			alert("Street is required");
			document.formcart.Street.focus();
			//document.getElementById("province2").innerText="Enter Province,Please!";
			return false;
		}
		
		if(document.formcart.City.value=="")
		{
			alert("City is required");
			document.formcart.City.focus();
			//document.getElementById("City2").innerText="Enter City,Please!";
			return false;
		}
		
		if(document.formcart.Province.value=="")
		{
			alert("State/Province is required");
			document.formcart.Province.focus();
			//document.getElementById("Street2").innerText="Enter Street,Please!";
			return false;
		}	
		
		if(document.formcart.Country_id.value=="")
		{
			alert("Country is required");
			document.formcart.Country_id.focus();
			//document.getElementById("Country_id2").innerText="*Select Country,Please!";
			return false;
		}
		
		if(document.formcart.Zip.value=="")
		{
			document.formcart.Zip.focus();
			alert("Postcode is required.");
			//document.getElementById("Zip2").innerText="*Enter zip/postal code,Please!";
			return false;
		}
		
		if(document.formcart.Phone.value=="")
		{
			alert("Phone is required.");
			document.formcart.Phone.focus();
			//document.getElementById("Phone2").innerText="*Enter telephone,Please!";
			return false;
		}
	
	
	}else{
	    ///选择默认帐单地址
		var smids = document.getElementsById("bill_id");
		var smid2 = false;
		var smstr="";
		for(var i=0;i<smids.length;i++)
		{
			if(smids[i].checked){
			smstr=smids[i].value;
			smid2=true;
			}
			
		}
		if(smid2==false){
		 
			alert("Choose address,please!");
			//document.getElementById("tranment2").innerText="(*Select Shipping Method,Please!)";
			return false;
		}
	}
  
}

////验证断购物车中的收货地址，支付方式和配关方式
function CheckCartAddress()
{
	if(document.formcart.guestbuy.value=="1"){
		
		//////billing address
		if(document.formcart.Firstname3.value=="")
		{
			alert("Full name is required in billing address");
			document.formcart.Firstname3.focus();
			//document.getElementById("Consignee2").innerText="Enter Consignee,Please!";
			return false;
		}
		if(document.formcart.Street3.value=="")
		{
			alert("Street is required in billing address");
			document.formcart.Street3.focus();
			//document.getElementById("province2").innerText="Enter Province,Please!";
			return false;
		}
		/*
		if(document.formcart.City3.value=="")
		{
			alert("City is required in billing address");
			document.formcart.City3.focus();
			//document.getElementById("City2").innerText="Enter City,Please!";
			return false;
		}
		
		if(document.formcart.Province3.value=="")
		{
			alert("State/Province is required in billing address");
			document.formcart.Province3.focus();
			//document.getElementById("Street2").innerText="Enter Street,Please!";
			return false;
		}	
		*/
		if(document.formcart.Country_id3.value=="")
		{
			alert("Country is required in billing address");
			document.formcart.Country_id3.focus();
			//document.getElementById("Country_id2").innerText="*Select Country,Please!";
			return false;
		}
		/*
		if(document.formcart.Zip3.value=="")
		{
			document.formcart.Zip3.focus();
			alert("Postcode is required in billing address.");
			//document.getElementById("Zip2").innerText="*Enter zip/postal code,Please!";
			return false;
		}
		*/
		if(document.formcart.Phone3.value=="")
		{
			alert("Phone is required in billing address.");
			document.formcart.Phone3.focus();
			//document.getElementById("Phone2").innerText="*Enter telephone,Please!";
			return false;
		}
		
		///////shipping address/////////////////////////////////////////////////////
		if(document.formcart.Firstname.value=="")
		{
			alert("Full name is required in shipping address");
			document.formcart.Firstname.focus();
			//document.getElementById("Consignee2").innerText="Enter Consignee,Please!";
			return false;
		}
		if(document.formcart.Street.value=="")
		{
			alert("Street is required in shipping address");
			document.formcart.Street.focus();
			//document.getElementById("province2").innerText="Enter Province,Please!";
			return false;
		}
		/*
		if(document.formcart.City.value=="")
		{
			alert("City is required in shipping address");
			document.formcart.City.focus();
			//document.getElementById("City2").innerText="Enter City,Please!";
			return false;
		}
		
		if(document.formcart.Province.value=="")
		{
			alert("State/Province is required in shipping address");
			document.formcart.Province.focus();
			//document.getElementById("Street2").innerText="Enter Street,Please!";
			return false;
		}	
		*/
		if(document.formcart.Country_id.value=="")
		{
			alert("Country is required in shipping address");
			document.formcart.Country_id.focus();
			//document.getElementById("Country_id2").innerText="*Select Country,Please!";
			return false;
		}
		/*
		if(document.formcart.Zip.value=="")
		{
			document.formcart.Zip.focus();
			alert("Postcode is required in shipping address.");
			//document.getElementById("Zip2").innerText="*Enter zip/postal code,Please!";
			return false;
		}
		*/
		if(document.formcart.Phone.value=="")
		{
			alert("Phone is required in shipping address.");
			document.formcart.Phone.focus();
			//document.getElementById("Phone2").innerText="*Enter telephone,Please!";
			return false;
		}
		
	}else{
	    ///选择默认帐单地址
		var smids = document.getElementsByName("b_address");
		var smid2 = false;
		var smstr="";
		for(var i=0;i<smids.length;i++)
		{
			if(smids[i].checked){
			smstr=smids[i].value;
			smid2=true;
			}
			
		}
		if(smid2==false){
		 
			alert("Choose billing address,please!");
			//document.getElementById("tranment2").innerText="(*Select Shipping Method,Please!)";
			return false;
		}
		///如果输入其它帐单地址
		if(smstr=="6"){
			
		}
		
		/////默认收货地址
		var sids = document.getElementsByName("s_address");
		var sid2 = false;
		var sidstr="";
		for(var i=0;i<sids.length;i++)
		{
			if(sids[i].checked){
			sidstr=sids[i].value;
			sid2=true;
			}
			
		}
		if(sid2==false){
		 
			alert("Choose shipping address,please!");
			//document.getElementById("tranment2").innerText="(*Select Shipping Method,Please!)";
			return false;
		}
		///如果输入其它收货地址
		if(sidstr=="6"){
			
		}
	
	}
}

////验证断购物车中的收货地址，支付方式和配关方式
function CheckCartMethod()
{	
	var smids = document.getElementsByName("smid");
	var smid2 = false;
	for(var i=0;i<smids.length;i++)
	{
		if(smids[i].checked){
		
		smid2=true;
		}
		
	}
	if(smid2==false){
	 
		alert("Select Shipping Method,Please");
		//document.getElementById("tranment2").innerText="(*Select Shipping Method,Please!)";
		return false;
	}
	
	var pids = document.getElementsByName("pmid");
	var pid2 = false;
	for(var i=0;i<pids.length;i++)
	{
		if(pids[i].checked){
		 pid2=true;
		}
		
	}
	if(pid2==false){
	 alert("Select Payment Method,Please!");
		//document.getElementById("payment2").innerText="(*Select Payment Method,Please!)";
		return false;
	}	
}

///////根据快递方式选择，更改购物车中的订单总价///////////////////////
function change_cart_amount(n){
       var goodsprice = parseFloat(document.getElementById("goodsprice").innerHTML);
	   var shipprice  = parseFloat(document.getElementById("smprice"+n).innerHTML);
	   var youhuiprice = parseFloat(document.getElementById("youhuiprice").innerHTML);
	   var discountprice= parseFloat(document.getElementById("discountprice").innerHTML);
	   //var areaid=document.getElementById("areaid").value;
	   //var hd=document.getElementById("hd").value;
	   
	   //if(areaid==1 && hd==1) shipprice=0;
	   //document.getElementById("shipprice3").value=shipprice;
	   
        document.getElementById("shipprice").innerHTML="&nbsp;"+shipprice.toFixed(2);
        document.getElementById("orderprice").innerHTML="&nbsp;"+(shipprice+goodsprice-(isNaN(youhuiprice)?0:youhuiprice)-(isNaN(discountprice)?0:discountprice)).toFixed(2);
}

/////////验证tell a friend 表单
function CheckTellFriend()
{
	if(document.form.yzm.value=="")
	{
		document.form.yzm.focus();
		document.getElementById("yzm2").innerText="Enter Access code!";
		return false;
	}
	if(document.form.youremail.value=="")
	{
		document.form.youremail.focus();
		document.getElementById("youremail2").innerText="Enter Your Emaill Address!";
		return false;
	}
	if(document.form.yourname.value=="")
	{
		document.form.yourname.focus();
		document.getElementById("yourname2").innerText="Enter Your Name!";
		return false;
	}
	if(document.form.friendemail.value=="")
	{
		document.form.friendemail.focus();
		document.getElementById("friendemail2").innerText="Enter Your Friend Emaill Address!";
		return false;
	}
	if(document.form.friendname.value=="")
	{
		document.form.friendname.focus();
		document.getElementById("friendname2").innerText="Enter Your Friend Name!";
		return false;
	}
	if(document.form.content.value=="")
	{
		document.form.content.focus();
		document.getElementById("content2").innerText="Enter Message!";
		return false;
	}
}

/////////验证在线留言表单
function CheckMessage()
{
	
	if(document.message.Nickname.value=="")
	{
		document.message.Nickname.focus();
		alert('Full name is required.');
		//document.getElementById("Username").className="input_2";
		//document.getElementById("Username2").innerText="*Enter userame,please!";
		return false;
	}
	var email = document.message.Email.value;
	if(email=="")
	{
		document.message.Email.focus();
		alert('Email is required.');
		//document.getElementById("Email").className="input_2";
		//document.getElementById("Email2").innerText="*Enter Your Emaill Address,please!";
		return false;
	}
	
	if(!/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/.test(email))
	{
		document.message.Email.focus();
		alert('E-mail is not formatted correctly');
		//document.getElementById("Email").className="input_2";
		//document.getElementById("Email2").innerText="*E-mail is not formatted correctly!";
		return false;
	}
	if(document.message.Title.value=="")
	{
		document.message.Title.focus();
		alert('Subject is required.');
		//document.getElementById("Contact").className="input_2";
		//document.getElementById("Contact2").innerText="*Enter your contact,please!";
		return false;
	}
	
	if(document.message.Content.value=="")
	{
		document.message.Content.focus();
		alert('Content is required.');
		return false;
	}
	if(document.message.Content.value.length<4)
	{
		document.message.Content.focus();
		alert("Content length not less than 4 characters.");

		return false;
	}

}


/////////验证表单
function CheckFourm()
{
	
	if(document.fadd.Title.value=="")
	{
		document.fadd.Title.focus();
		alert('Subject is required.');
		return false;
	}
	
	if(document.fadd.Password.value!="" && document.fadd.Password.value.length!=4)
	{
		document.fadd.Password.focus();
		alert(' If you want to lock your message,please enter a 4-letter password.');
		return false;
	}
	
	if(document.fadd.Content.value=="")
	{
		document.fadd.Content.focus();
		alert('Content is required.');
		return false;
	}
	if(document.fadd.Content.value.length<4)
	{
		document.fadd.Content.focus();
		alert("Content length not less than 4 characters.");
		return false;
	}

}


/////////验证加入购物车表单，附件
function CheckAddCart()
{
	var pjnum = document.form_cart.pjnum.value;
	if(pjnum>0)
	{ 
	   for(s=1;s<=pjnum;s++){
		 var pj_pro = document.getElementById("pj_proid_"+s).value
		 if(pj_pro==""){
		   alert("Please choose option.All options is required.");
		   return false;
		 }
		
	   }
	}
	
}
/////////返回顶部////////
function rightBottomAd2(){ 

 var abc2 = document.getElementById("ad2"); 

 abc2.style.top = document.documentElement.scrollTop+document.documentElement.clientHeight-100+"px";  

 setTimeout(function(){rightBottomAd2();},50); 

} 
/////////验证是否选择了附件
function ChangSelect(str)
{
  var e=str;
  if(e!=""){
	 document.getElementById("pjstate").value=1; 
  }
}

////地址框的显示
function AddressShow(num){
   
      e=document.getElementById("ship_id");
      if(e.value=="NewAddress"){
      	document.getElementById("NewAddress").style.display="";
		document.getElementById("guestbuy").value=1;
      }else{
      	document.getElementById("NewAddress").style.display="none";
		document.getElementById("guestbuy").value=0;
      }
  }
  
////隐藏层
function HideDiv(a){
	document.getElementById(a).style.display = "none";
}
///显示层
function ShowDiv(a){
	document.getElementById(a).style.display = "";
}
///在同个对像上，操作显示隐藏
function ShowOrHide(oj)
 {
  if(oj.checked)
  {
   document.getElementById("hidden"+oj.id.substring(8)).style.display = "";
  }
  else
  {
   document.getElementById("hidden"+oj.id.substring(8)).style.display = "none";
  }
 }
/////购物车操作
function DelGoods(a)
{
	if(confirm('Are you sure you want to delete the goods you shopping cart?'))	
	{
		document.form_cart.action = 'sql.php?action=delcart&otid='+a;
		
		document.form_cart.submit();
		//alert(document.frmbuy.action);
		//location.href = 'buycar.php?op=del&id='+a;
	}
}

function ClearCart()
{
	if(confirm('Are you sure you want to empty the shopping cart?'))	
	{
		document.form_cart.action = 'sql.php?action=cleancart';
		document.form_cart.submit();
	}
}
function Use_coupon()
{
	if(document.form_cart.point.value=="")
	{
		document.form_cart.point.focus();
		alert('Enter your points quantity.');
		return false;
	}
 document.form_cart.action = 'sql.php?action=use_coupon';
 document.form_cart.submit();
}
function ChangeN(url)
{
	if (!checknums()) return false;
	
	//if(confirm('确定要更新商品的数量吗？'))	
	{
	    location.replace(url);
		
	}
}

function checknums() {
	
		var flag_buy=0;
		for (var i=0;i<document.form_cart.elements.length;i++) {
			var e = document.form_cart.elements[i];
			
			if (e.name.indexOf('qty') != -1) {
				//alert(e.value);
				if(isNaN(e.value) || e.value>1000 ||e.value.indexOf('.') >= 0 || e.value.indexOf('-') >= 0 || e.value<=0) {
					alert("Error：Please enter the correct quantity to buy.");
					e.focus();
					return false;
				}
				
			}
		}
		

	return true;
}

////购物车变更数量
function addbuyno(obj) {
	document.getElementById(obj).value = parseInt(document.getElementById(obj).value) + 1;
}
function reducebuyno(obj) {
	
	if(document.getElementById(obj).value>1){
	document.getElementById(obj).value = parseInt(document.getElementById(obj).value)-1;
	}
}

///取消全选
function unselectall(myform)
{
    if(document.myform.chkAll.checked){
	document.myform.chkAll.checked = document.myform.chkAll.checked&0;
    } 	
}
///表单全选
function CheckAll(form)
  {
  for (var i=0;i<form.elements.length;i++)
    {
    var e = form.elements[i];
    if (e.Name != "chkAll"&&e.disabled==false)
       e.checked = form.chkAll.checked;
    }
  }

function copyToClipboard(txt,alertmsg) {   
      if(window.clipboardData) {   
              window.clipboardData.clearData();   
              window.clipboardData.setData("Text", txt);
            alert(alertmsg);   
      } else if(navigator.userAgent.indexOf("Opera") != -1) {   
           window.location = txt;   
      } else if (window.netscape) {   
           try {   
                netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");   
           } catch (e) {   
                alert("如果您正在使用FireFox！\n请在浏览器地址栏输入'about:config'并回车\n然后将'signed.applets.codebase_principal_support'设置为'true'");   
           }   
           var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);   
           if (!clip)   
                return;   
           var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);   
           if (!trans)   
                return;   
           trans.addDataFlavor('text/unicode');   
           var str = new Object();   
           var len = new Object();   
           var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);   
           var copytext = txt;   
           str.data = copytext;   
           trans.setTransferData("text/unicode",str,copytext.length*2);   
           var clipid = Components.interfaces.nsIClipboard;   
           if (!clip)   
                return false;   
           clip.setData(trans,null,clipid.kGlobalClipboard);   
           alert(alertmsg)   
      }   
} 
////图处变亮
function makevisible(cur,which){ 
if (which==0) 
cur.filters.alpha.opacity=200 
else 
cur.filters.alpha.opacity=80 
}