function computePrice(s){

            switch(s){

                case '双牙筒鱼胶':{document.getElementById("txtAmount").value = "80";break;};
                case '双牙鱼胶':{document.getElementById("txtAmount").value = "120";break;};
                case '柔肉斗湖':{document.getElementById("txtAmount").value = "150";break;};
                case '台山公鳔':{document.getElementById("txtAmount").value = "1100";break;};
                case '北海鳔':{document.getElementById("txtAmount").value = "150";break;};
                case '北海公鳔':{document.getElementById("txtAmount").value = "160";break;};
                case '斗湖':{document.getElementById("txtAmount").value = "160";break;};
                case '湛江赤嘴公鳔':{document.getElementById("txtAmount").value = "1100";break;};
            }
        }

function checkRadio()
{
    var form1 = document.getElementById("form1");
     if   (document.getElementById("indexOrder").checked) 
     {   
             
            if(trim(document.getElementsByName("Quantity")[0].value) == "")
            {
                alert("请输入订购的数量");
                document.getElementsByName("Quantity")[0].focus();
                return  false;
            }
            else if(!validateInt(trim(document.getElementsByName("Quantity")[0].value)))
            {
                alert("请输入正确的数量");
                document.getElementsByName("Quantity")[0].focus();
                document.getElementsByName("Quantity")[0].select();
                return  false;
            }
            if(trim(document.getElementsByName("txtAmount")[0].value) == "")
            {
                alert("请输入总价");
                document.getElementsByName("txtAmount")[0].focus();
                return  false;
            }
            else if(!validateInt(trim(document.getElementsByName("txtAmount")[0].value)))
            {
                alert("请输入正确的总价");
                document.getElementsByName("txtAmount")[0].focus();
                document.getElementsByName("txtAmount")[0].select();
                return  false;
            }
            if(trim(document.getElementsByName("Customer")[0].value) == "")
            {
                alert("请输入收货人姓名");
                document.getElementsByName("Customer")[0].focus();
                return  false;
            }
            if(trim(document.getElementsByName("Address")[0].value) == "")
            {
                alert("请输入收货地址");
                document.getElementsByName("Address")[0].focus();
                return  false;
            }
            if(trim(document.getElementsByName("Phone")[0].value) == "")
            {
                alert("请输入联系电话");
                document.getElementsByName("Phone")[0].focus();
                return  false;
            }
            form1.action='order.asp';
	        form1.submit();
	        return false;
	  
     }   
  //alert( document.getElementsById("IndexOrderAlipay") );
    if   (document.getElementById("IndexOrderAlipay").checked)   
    {    
         // alert( "123" );
          if( trim(document.getElementsByName("Quantity")[0].value) == "")
            {
                document.getElementsByName("Quantity")[0].focus();          
                alert("请输入订购的数量");       
                return  false;
            }
       
            if(!validateInt(trim(document.getElementsByName("Quantity")[0].value)))
            {
                alert("请输入正确的数量");
                document.getElementsByName("Quantity")[0].focus();
                document.getElementsByName("Quantity")[0].select();
                return  false;
            }
            
             if(trim(document.getElementsByName("txtAmount")[0].value) == "")
            {
                alert("请输入总价");
                document.getElementsByName("txtAmount")[0].focus();
                return  false;
            }
            else if(!validateInt(trim(document.getElementsByName("txtAmount")[0].value)))
            {
                alert("请输入正确的总价");
                document.getElementsByName("txtAmount")[0].focus();
                document.getElementsByName("txtAmount")[0].select();
                return  false;
            }
            
            if(trim(document.getElementsByName("Customer")[0].value) == "")
            {
                alert("请输入收货人姓名");
                document.getElementsByName("Customer")[0].focus();
                return  false;
            }
            if(  document.getElementsByName("Customer")[0].value.length<2)
            {
                alert("请输入正确的收货人姓名");
                document.getElementsByName("Customer")[0].focus();
                return  false;
            }
            
    
            if(trim(document.getElementsByName("Address")[0].value) == ""  )
            {
                alert("请输入收货地址");
                document.getElementsByName("Address")[0].focus();
                return  false;
            }
            if (document.getElementsByName("Address")[0].value.length<3)
            {
                alert("请输入正确的收货地址");
                document.getElementsByName("Address")[0].focus();
                return  false;
            }
             if(trim(document.getElementsByName("Post")[0].value) == "" )
            {
                alert("请输入邮政编码");
                document.getElementsByName("Post")[0].focus();
                return  false;
            }
            if(/^[0-9]{6}$/.test(document.getElementsByName("Post")[0].value)==false)
            {
                 alert("请输入正确的邮政编码");
                document.getElementsByName("Post")[0].focus();
                return  false;
            }
            
   
            var mobile =document.getElementsByName("Phone")[0].value; 
            if(mobile.length!=11)
                {
                     alert('请输入合法的手机号码！');
                     document.getElementsByName("Phone")[0].focus();
                     return false;
                }

                var myreg = /^(((13[0-9]{1})|159|(15[0-9]{1}))+\d{8})$/;
                if(!myreg.test(mobile))
                {
                    alert('请输入合法的手机号码！');
                    document.getElementsByName("Phone")[0].focus();
                    return false;
                }
         
            form1.action='order.asp';
	        form1.submit();
	        return false;
	      
   }   

}

function checkOrderAliPay()
{   
            if( trim(document.getElementById("txtQuantity").value) == "")
            {
                document.getElementById("txtQuantity").focus();          
                alert("请输入订购的数量");       
                return  false;
            }
       
            if(!validateInt(trim(document.getElementById("txtQuantity").value)))
            {
                alert("请输入正确的数量");
                document.getElementById("txtQuantity").focus();
                document.getElementById("txtQuantity").select();
                return  false;
            }
            
             if(trim(document.getElementById("txtAmount").value) == "")
            {
                alert("请输入总价");
                document.getElementById("txtAmount").focus();
                return  false;
            }
            else if(!validateInt(trim(document.getElementById("txtAmount").value)))
            {
                alert("请输入正确的总价");
                document.getElementById("txtAmount").focus();
                document.getElementById("txtAmount").select();
                return  false;
            }
            
            if(trim(document.getElementById("txtCustomer").value) == "")
            {
                alert("请输入收货人姓名");
                document.getElementById("txtCustomer").focus();
                return  false;
            }
            if(  document.getElementById("txtCustomer").value.length<2)
            {
                alert("请输入正确的收货人姓名");
                document.getElementById("txtCustomer").focus();
                return  false;
            }
            
    
            if(trim(document.getElementById("txtAddress").value) == ""  )
            {
                alert("请输入收货地址");
                document.getElementById("txtAddress").focus();
                return  false;
            }
            if (document.getElementById("txtAddress").value.length<3)
            {
                alert("请输入正确的收货地址");
                document.getElementById("txtAddress").focus();
                return  false;
            }
             if(trim(document.getElementById("txtPost").value) == "" )
            {
                alert("请输入邮政编码");
                document.getElementById("txtPost").focus();
                return  false;
            }
            if(/^[0-9]{6}$/.test(document.getElementById("txtPost").value)==false)
            {
                 alert("请输入正确的邮政编码");
                document.getElementById("txtPost").focus();
                return  false;
            }
            
   
            var mobile =document.getElementById("txtPhone").value; 
            if(mobile.length!=11)
                {
                     alert('请输入合法的手机号码！');
                     document.getElementById("txtPhone").focus();
                     return false;
                }

                var myreg = /^(((13[0-9]{1})|159|(15[0-9]{1}))+\d{8})$/;
                if(!myreg.test(mobile))
                {
                    alert('请输入合法的手机号码！');
                    document.getElementById("txtPhone").focus();
                    return false;
                }
         
          
	        return true;
	
 

}
 
function validateInt(ss)
{
	var s;
	s=trim(ss)
	if(s=="")
	{
		return false;
	}
   	var toCompare="0123456789";
   	var compare;
	for (var i=0;i<s.length;i++)
	{
	  compare=s.charAt(i);
	  if (toCompare.indexOf(compare)==-1)
	    {
		  return false;
	    }
	}
	return true;
}

///去掉空格
function trim(s)
{
	var i;
	var ss;
	var nlen;
	ss="";
	if(s==null)
	{
		return ss;
	}
	if(s.toString()=="")
	{
		return ss;
	}
	nlen=s.length;
	ss=s;
	for(i=0;i<nlen;i++)
	{
		if(escape(ss.charAt(i))!="%20")
		{
			ss=ss.substr(i,ss.length-i);
			break;
		}
	}
	if(i==nlen)
	{
		ss="";
		return ss;
	}
	nlen=ss.length-1;
	for(i=nlen;i>=0;i--)
	{
		if(escape(ss.charAt(i))!="%20")
		{
			nlen=i+1;
			ss=ss.substr(0,nlen);
			break;
		}	
	}
	return ss;
}