function msg(n_msg,x){
var msg="Please recheck the fields below.\n"
msg=msg+"------------------------------------------------------------------\n\n"
msg=msg+n_msg
if(x==1){alert(msg); return false;}
}


//Verify TEXTAREA field - general
function VerifyMsg(f_ld,c_nt,cnt_fld) {

	var len = f_ld.value.length
	var cl

	if ((len == 1) && (f_ld.value.substring(0, 1) == " ")) {
		f_ld.value = ""
		len = 0
	}
	if (len > (c_nt-10)) {
		f_ld.value = f_ld.value.substring(0, c_nt)
		cl = 0
	}
	else {
		cl = c_nt - len
	}
	eval(cnt_fld).value = cl
}

//for email addresses
var regexp = /^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/;



//illegal characters in fields
var illegalCharStr = '~!@#$%^*()<>{}[]=?/\\\?":;';

var illegalCharStrWeb = '~!@#$%^*()<>{}[]=?";';
 	
// Removes all characters which appear in string bag from string s.
function stripCharsInBag (s, bag)
{   var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

//check for illegal characters
function checkIlleg(va)
{
	var stripped = stripCharsInBag (va, illegalCharStr);
	if(va != '' && stripped.length < va.length)
	{
		return false;
	}
	return true;
}

//check illegal characters for url
function checkIllegweb(va)
{
	var stripped = stripCharsInBag (va, illegalCharStrWeb);
	if(va != '' && stripped.length < va.length)
	{
		return false;
	}
	return true;
}
// Registration Form validation
function valInquiry()
{
var x=0;
var err_msg=""


if (!document.OSForm.OilmanDivision[0].checked && !document.OSForm.OilmanDivision[1].checked && !document.OSForm.OilmanDivision[2].checked)
  {
  err_msg=err_msg+"Please indicate Oilman Division\n"; x=1;
  }
if(!document.OSForm.EmailInfo[0].checked && !document.OSForm.EmailInfo[1].checked && !document.OSForm.EmailInfo[2].checked)
	{
	err_msg=err_msg+"Please indicate below what information you require\n"; x=1;
	}


if(document.OSForm.Name.value=="")
        {
        err_msg=err_msg+"Name\n"; x=1;
        }
if(document.OSForm.Company.value=="")
        {
        err_msg=err_msg+"Company\n"; x=1;
        }
if(document.OSForm.Address.value=="")
        {
        err_msg=err_msg+"Address\n"; x=1;
        }
if(document.OSForm.Email.value=="")
        {
        err_msg=err_msg+"Email\n"; x=1;
        }	
else {
		email = document.OSForm.Email.value;
		if(email.search(regexp) == -1){
		   	err_msg=err_msg+"Email - Invalid Characters\n"; x=1;
			}
		}
if(document.OSForm.Telephone.value=="")
        {
        err_msg=err_msg+"Telephone\n"; x=1;
        }
else  {
	var tel = "";
	tel = document.OSForm.Telephone.value;
	if (!isInternationalPhone(tel)) {
        err_msg=err_msg+"Telephone not valid\n"; x=1;
		}
	}
if(document.OSForm.Fax.value!="")
   {
	var fax = "";
	fax = document.OSForm.Fax.value;
	if (!isInternationalPhone(fax)) {
        err_msg=err_msg+"Fax not valid\n"; x=1;
		}
	}
if(document.OSForm.Website.value!="")
   {
	var fax = "";
	fax = document.OSForm.Website.value;
	if (!isURL(fax)) {
        err_msg=err_msg+"Website address not valid\n"; x=1;
		}
	}
return msg(err_msg,x);	
}	



//DHTML phone number validation script.
// Declaring required variables
var digits = "0123456789";
// non-digit characters which are allowed in phone numbers
var phoneNumberDelimiters = "()- ";
// characters which are allowed in international phone numbers
// (a leading + is OK)
var validWorldPhoneChars = phoneNumberDelimiters + "+";
// Minimum no of digits in an international phone no.
var minDigitsInIPhoneNumber = 7;
function isInteger(s)
{   var i;
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}
function trim(s)
{   var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not a whitespace, append to returnString.
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (c != " ") returnString += c;
    }
    return returnString;
}
function stripCharsInBag(s, bag)
{   var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}
function isInternationalPhone(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 isURL(strWebAddress)
{
	strWebAddress = trim(strWebAddress);
	var urlRegxp = /^(http:\/\/www.|https:\/\/www.|ftp:\/\/www.|www.){1}([\w]+)(.[\w]+){1,2}$/;
	return urlRegxp.test(strWebAddress);
}