// JavaScript, form, and PHP coded by Nikola Vrtis and Nikola Vrtis, vrtisjobs@vrtisworks.com, www.vrtisworks.com

// includes an email check script from Sandeep V. Tamhankar (stamhankar@hotmail.com) on javascript.internet.com



function howChanged() {
var x = document.form.hgpHow.selectedIndex;
if ((x == 1) || (x == 2) || (x == 5)) {
 document.getElementById("advertq").innerHTML="Please specify:";
 document.form.hgpAdvert.disabled=0;
} else {
 document.getElementById("advertq").innerHTML=" ";
 document.form.hgpAdvert.disabled=1;
 document.form.hgpAdvert.value="";
}
}
function Validate(njv) {

//Everybody needs to have both first & last names

if (document.form.wrtFName.value == "" || document.form.wrtLName.value == "") {

		alert("Please provide both your first and last name.");

		return false; }

var email = document.form.wrtEmail.value;

if (document.form.wrtEmail.value != "" || document.form.wrtEmail2.value != "") {

	if (document.form.wrtEmail.value != document.form.wrtEmail2.value) {

		alert("Both email addresses should match.");

		return false; }

	if (!emailCheck (email)) {

        return false; } }


//From here on, a good address is required.

if (document.form.wrtAddress1.value == "") {

	alert("Please type in your street address.");

	return false; }

if (document.form.wrtCity.value == "") {

	alert("Please type in your city.");

	return false; }

if (document.form.wrtState.value == "") {

	alert("Please type in your area, state, or province.");

	return false; }

if (document.form.wrtCountry.value == "") {

	alert("Please type in your country.");

	return false; }

if (document.form.wrtZip.value == "") {

	alert("Please type in your postal code.");

	return false; }


if (document.form.wrtEmail.value == "") {

	alert("Please type in your email address.");

	return false; }

}

function emailCheck (emailStr) {

// This script from JavaScript Source!! http://javascript.internet.com

// V1.1.3: Sandeep V. Tamhankar (stamhankar@hotmail.com)

// The following is the list of known TLDs that an e-mail address must end with.

var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;

var checkTLD=1;

var emailPat=/^(.+)@(.+)$/;

var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";

var validChars="\[^\\s" + specialChars + "\]";

var quotedUser="(\"[^\"]*\")";

var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;

var atom=validChars + '+';

var word="(" + atom + "|" + quotedUser + ")";

var userPat=new RegExp("^" + word + "(\\." + word + ")*$");

var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");

var matchArray=emailStr.match(emailPat);

if (matchArray==null) {

alert("Please correct your email address.");

return false;}



var user=matchArray[1];

var domain=matchArray[2];

for (i=0; i<user.length; i++) {

if (user.charCodeAt(i)>127) {

alert("Please correct your email address.");

return false; }}



for (i=0; i<domain.length; i++) {

if (domain.charCodeAt(i)>127) {

alert("Please correct your email address.");

return false; }}



if (user.match(userPat)==null) {

alert("Please correct your email address.");

return false; }



var IPArray=domain.match(ipDomainPat);

if (IPArray!=null) {

for (var i=1;i<=4;i++) {

if (IPArray[i]>255) {

alert("Please correct your email address.");

return false; }} }



var atomPat=new RegExp("^" + atom + "$");

var domArr=domain.split(".");

var len=domArr.length;

for (i=0;i<len;i++) {

if (domArr[i].search(atomPat)==-1) {

alert("Please correct your email address.");

return false; }}



if (checkTLD && domArr[domArr.length-1].length!=2 && 

domArr[domArr.length-1].search(knownDomsPat)==-1) {

alert("Please correct your email address.");

return false; }

if (len<2) {

alert("Please correct your email address.");

return false; }

if (document.form.hgpHow.value == "XX") {
  alert("Please let us know how you heard about us.");
  return false; }
if (((document.form.hgpHow.value == "Advert") && (document.form.hgpAdvert.value == "")) || ((document.form.hgpHow.value == "Article") && (document.form.hgpAdvert.value == "")) || ((document.form.hgpHow.value == "Other") && (document.form.hgpAdvert.value == ""))) {
  alert("Please specify us how you heard about us.");
  return false; }

return true;

}