var digits = "0123456789";
var phoneNumberDelimiters = "()- ";
var validWorldPhoneChars = phoneNumberDelimiters + "+";
var minDigitsInIPhoneNumber = 10;

function isInteger(s)
{   var i;
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    return true;
}
function trim(s)
{   var i;
    var returnString = "";
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (c != " ") returnString += c;
    }
    return returnString;
}
function stripCharsInBag(s, bag)
{   var i;
    var returnString = "";
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function checkInternationalPhone(strPhone){
	var bracket=3
	strPhone=trim(strPhone)
	if(strPhone.indexOf("+")>1) return false
	if(strPhone.indexOf("-")!=-1)bracket=bracket+1
	if(strPhone.indexOf("(")!=-1 && strPhone.indexOf("(")>bracket)return false
	var brchr=strPhone.indexOf("(")
	if(strPhone.indexOf("(")!=-1 && strPhone.charAt(brchr+2)!=")")return false
	if(strPhone.indexOf("(")==-1 && strPhone.indexOf(")")!=-1)return false
	s=stripCharsInBag(strPhone,validWorldPhoneChars);
	return (isInteger(s) && s.length >= minDigitsInIPhoneNumber);
	}


function getmoreinfoNAMEOK() {
if (document.getinfo.get_name.value.length == 0 || document.getinfo.get_name.value == "Name" || document.getinfo.get_name.value == "Nombre" || document.getinfo.get_name.value == "Nom")
	{
		alert("Please enter your Name."); //Please enter your name.
		return false;
	}
	}
function getmoreinfoEMAILOK() {
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.getinfo.get_email.value)){
	return true;
		}
	alert("Please enter a valid Email Address."); //Please enter a valid email address.
	return false;
	}

function getmoreinfoPHONEOK(){
	var Phone=document.getinfo.get_phone
	
	if ((Phone.value==null)||(Phone.value=="")){
		alert("Please Enter your Phone Number."); //Please Enter your Phone Number
		Phone.focus();
		return false;
	}
	if (checkInternationalPhone(Phone.value)==false){
		alert("Please Enter a Valid Phone Number."); //Please Enter a Valid Phone Number
		Phone.value="";
		Phone.focus();
		return false;
	}
	return true
	}


function getmoreinfoCOMMENTSOK()
    {
    if (document.getinfo.get_comm.value.length == 0 || document.getinfo.get_comm.value == "Comments" || document.getinfo.get_comm.value == "Comentarios" || document.getinfo.get_comm.value == "Commentaires")
        {
        alert("Please include your comments."); //Please include your comments.
        return false;
       }
    return true;
    }


function getmoreinfoCHECK()
    {
    if (getmoreinfoNAMEOK() == false)
        {
        return false;
        }
    if (getmoreinfoEMAILOK() == false)
        {
        return false;
        }
    if (getmoreinfoPHONEOK() == false)
        {
        return false;
        }
    if (getmoreinfoCOMMENTSOK() == false)
        {
        return false;
        }

    return true;
    }
    
function doubleForMod10(c)
    {
    var d = 0 + c;
    if (d == 0) return 0;
    if (d == 1) return 2;
    if (d == 2) return 4;
    if (d == 3) return 6;
    if (d == 4) return 8;
    if (d == 5) return 1; // 5+5 = 10; 1+0 = 1
    if (d == 6) return 3; // 6+6 = 12; 1+2 = 3
    if (d == 7) return 5; // 7+7 = 14; 1+4 = 5
    if (d == 8) return 7; // 8+8 = 16; 1+6 = 7
    return 9; // (digit must be 9) 9+9 = 18; 1+8 = 9
    }

function sumForMod10(s)
    {
    var v = parseInt(s, 10); // get the value
    var result = doubleForMod10(Math.floor(v / 1000));
    v = v % 1000;
    result += Math.floor(v / 100);
    v = v % 100;
    result += doubleForMod10(Math.floor(v / 10));
    v = v % 10;
    result += v;
    return result;
    }