function showCEU()
{
	var label = document.getElementById('lblCEU');
	var target = document.getElementById('txtCEU');
	if (label.className == "displayNone" && target.className == "displayNone") {
		label.className = "";
		target.className = "";
	}
}

function hideCEU()
{
	var label = document.getElementById('lblCEU');
	var target = document.getElementById('txtCEU');
	if (label.className == "" && target.className == "") {
		label.className = "displayNone";
		target.className = "displayNone";
	}
}

function ValidateContact()
{
	var inputStr = document.getElementById('name').value;
	if (inputStr == "")
	{
		alert ("Please enter your name.");
		document.getElementById('name').focus();
		return false;
	}

	var inputStr = document.getElementById('email').value;
	if (inputStr == "")
	{
		alert ("Please enter your email address.");
		document.getElementById('email').focus();
		return false;
	}

	if(document.getElementById('email').value.indexOf("@") < 1 || document.getElementById('email').value.lastIndexOf(".") < document.getElementById('email').value.indexOf("@") || document.getElementById('email').value.length < 6)
	{
		alert("Please enter a valid email address.");
		document.getElementById('email').focus();
		return false;
	}
	
	var inputStr = document.getElementById('confirmEmail').value;
	if (inputStr == "")
	{
		alert ("Please confirm your email address.");
		document.getElementById('confirmEmail').focus();
		return false;
	}
	
	var inputStr = document.getElementById('email').value;
	var confirmInputStr = document.getElementById('confirmEmail').value;
	if (inputStr != confirmInputStr)
	{
		alert ("Email Address and Confirmation Email Address do not match.");
		return false;
	}

}

function ValidateMemberApp()
{
	var inputStr = document.getElementById('name').value;
	if (inputStr == "")
	{
		alert ("Please enter your name.");
		document.getElementById('name').focus();
		return false;
	}

	var inputStr = document.getElementById('email').value;
	if (inputStr == "")
	{
		alert ("Please enter your email address.");
		document.getElementById('email').focus();
		return false;
	}

	if(document.getElementById('email').value.indexOf("@") < 1 || document.getElementById('email').value.lastIndexOf(".") < document.getElementById('email').value.indexOf("@") || document.getElementById('email').value.length < 6)
	{
		alert("Please enter a valid email address.");
		document.getElementById('email').focus();
		return false;
	}

}

function ValidateRegistration()
{

	var inputStr = document.getElementById('date_thursday').checked;
	var inputStr2 = document.getElementById('date_friday').checked;
	if (inputStr == false && inputStr2 == false)
	{
		alert ("Please select one or more days to attend.");
		document.getElementById('date_thursday').focus();
		return false;
	}

	var inputStr = document.getElementById('txtFirstName').value;
	if (inputStr == "" || inputStr.length < 3)
	{
		alert ("Please enter your first name.");
		document.getElementById('txtFirstName').focus();
		return false;
	}

	var inputStr = document.getElementById('txtLastName').value;
	if (inputStr == "" || inputStr.length < 3)
	{
		alert ("Please enter your last name.");
		document.getElementById('txtLastName').focus();
		return false;
	}
	
	var inputStr = document.getElementById('txtAddress').value;
	if (inputStr == "" || inputStr.length < 3)
	{
		alert ("Please enter your address.");
		document.getElementById('txtAddress').focus();
		return false;
	}

	var inputStr = document.getElementById('txtCity').value;
	if (inputStr == "" || inputStr.length < 3)
	{
		alert ("Please enter your city.");
		document.getElementById('txtCity').focus();
		return false;
	}

	var inputStr = document.getElementById('optState').value;
	if (inputStr == "")
	{
		alert ("Please select your state.");
		document.getElementById('optState').focus();
		return false;
	}

	var inputStr = document.getElementById('txtZip').value;
	if (inputStr == "" || inputStr.length < 5)
	{
		alert ("Please enter your five digit zip code.");
		document.getElementById('txtZip').focus();
		return false;
	}

	var inputStr = document.getElementById('txtPhone').value;
	if (inputStr == "" || inputStr.length < 14)
	{
		alert ("Please enter your phone number.");
		document.getElementById('txtPhone').focus();
		return false;
	}

	var inputStr = document.getElementById('txtEmail').value;
	if (inputStr == "")
	{
		alert ("Please enter your email address.");
		document.getElementById('txtEmail').focus();
		return false;
	}

	if(document.getElementById('txtEmail').value.indexOf("@") < 1 || document.getElementById('txtEmail').value.lastIndexOf(".") < document.getElementById('txtEmail').value.indexOf("@") || document.getElementById('txtEmail').value.length < 6)
	{
		alert("Please enter a valid email address.");
		document.getElementById('txtEmail').focus();
		return false;
	}
	
	var inputStr = document.getElementById('txtConfirmEmail').value;
	if (inputStr == "")
	{
		alert ("Please confirm your email address.");
		document.getElementById('txtConfirmEmail').focus();
		return false;
	}
	
	var inputStr = document.getElementById('txtEmail').value;
	var confirmInputStr = document.getElementById('txtConfirmEmail').value;
	if (inputStr != confirmInputStr)
	{
		alert ("Email Address and Confirmation Email Address do not match.");
	}
	
	var inputStr = document.getElementById('ceu_true').checked;
	var inputStr2 = document.getElementById('ceu_false').checked;
	if (inputStr == false && inputStr2 == false)
	{
		alert ("Please select whether you request CEUs?");
		document.getElementById('ceu_true').focus();
		return false;
	}
	
	var target = document.getElementById('txtCEU');
	if (target.className == "") {
		var inputStr = document.getElementById('txtCEU').value;
		if (inputStr == "" || inputStr < 1)
		{
			alert ("Please enter the CEU number.");
			document.getElementById('txtCEU').focus();
			return false;
		}
	}
}

function ValidateNewRegistration()
{

	var inputStr = document.getElementById('txtFirstName').value;
	if (inputStr == "" || inputStr.length < 3)
	{
		alert ("Please enter your first name.");
		document.getElementById('txtFirstName').focus();
		return false;
	}

	var inputStr = document.getElementById('txtLastName').value;
	if (inputStr == "" || inputStr.length < 3)
	{
		alert ("Please enter your last name.");
		document.getElementById('txtLastName').focus();
		return false;
	}
	
	var inputStr = document.getElementById('txtAddress').value;
	if (inputStr == "" || inputStr.length < 3)
	{
		alert ("Please enter your address.");
		document.getElementById('txtAddress').focus();
		return false;
	}

	var inputStr = document.getElementById('txtCity').value;
	if (inputStr == "" || inputStr.length < 3)
	{
		alert ("Please enter your city.");
		document.getElementById('txtCity').focus();
		return false;
	}

	var inputStr = document.getElementById('optState').value;
	if (inputStr == "")
	{
		alert ("Please select your state.");
		document.getElementById('optState').focus();
		return false;
	}

	var inputStr = document.getElementById('txtZip').value;
	if (inputStr == "" || inputStr.length < 5)
	{
		alert ("Please enter your five digit zip code.");
		document.getElementById('txtZip').focus();
		return false;
	}

	var inputStr = document.getElementById('txtPhone').value;
	if (inputStr == "" || inputStr.length < 14)
	{
		alert ("Please enter your phone number.");
		document.getElementById('txtPhone').focus();
		return false;
	}

	var inputStr = document.getElementById('txtEmail').value;
	if (inputStr == "")
	{
		alert ("Please enter your email address.");
		document.getElementById('txtEmail').focus();
		return false;
	}

	if(document.getElementById('txtEmail').value.indexOf("@") < 1 || document.getElementById('txtEmail').value.lastIndexOf(".") < document.getElementById('txtEmail').value.indexOf("@") || document.getElementById('txtEmail').value.length < 6)
	{
		alert("Please enter a valid email address.");
		document.getElementById('txtEmail').focus();
		return false;
	}
	
	var inputStr = document.getElementById('txtEmailConfirm').value;
	if (inputStr == "")
	{
		alert ("Please enter your email address.");
		document.getElementById('txtEmailConfirm').focus();
		return false;
	}

	if(document.getElementById('txtEmailConfirm').value.indexOf("@") < 1 || document.getElementById('txtEmailConfirm').value.lastIndexOf(".") < document.getElementById('txtEmailConfirm').value.indexOf("@") || document.getElementById('txtEmailConfirm').value.length < 6)
	{
		alert("Please enter a valid email address.");
		document.getElementById('txtEmailConfirm').focus();
		return false;
	}
	
	var inputStr = document.getElementById('txtEmail').value;
	var inputStrConfirm = document.getElementById('txtEmailConfirm').value;
	if (inputStr != inputStrConfirm)
	{
		alert ("Please re-type your email address. Currently your email addresses do not match.");
		document.getElementById('txtEmailConfirm').focus();
		return false;
	}
}

function Validate()
{
var inputStr = document.getElementById('fname').value;
if (inputStr == "") {
alert ("Please enter your first name.");
document.getElementById('fname').focus();
return false ; }

var inputStr = document.getElementById('lname').value;
if (inputStr == "") {
alert ("Please enter your last name.");
document.getElementById('lname').focus();
return false ; }

var inputStr = document.getElementById('address').value;
if (inputStr == "") {
alert ("Please enter your address.");
document.getElementById('address').focus();
return false ; }

var inputStr = document.getElementById('city').value;
if (inputStr == "") {
alert ("Please enter the city in which you reside.");
document.getElementById('city').focus();
return false ; }

var inputStr = document.getElementById('zip').value;
if (inputStr == "") {
alert ("Please enter your zip code.");
document.getElementById('zip').focus();
return false ; }

var inputStr = document.getElementById('phonecode').value;
if (inputStr == "") {
alert ("Please enter your phone number so that we may contact you.");
document.getElementById('phonecode').focus();
return false ; }

var inputStr = document.getElementById('phonemiddle').value;
if (inputStr == "") {
alert ("Please enter your phone number so that we may contact you.");
document.getElementById('phonemiddle').focus();
return false ; }

var inputStr = document.getElementById('phoneend').value;
if (inputStr == "") {
alert ("Please enter your phone number so that we may contact you.");
document.getElementById('phoneend').focus();
return false ; }

var inputStr = document.getElementById('email').value;
if (inputStr == "") {
alert ("Please enter your email address.");
document.getElementById('email').focus();
return false ; }

if(document.getElementById('email').value.indexOf("@") < 1 || document.getElementById('email').value.lastIndexOf(".") < document.getElementById('email').value.indexOf("@") || document.getElementById('email').value.length < 6){
alert("Please enter a valid email address.");
document.getElementById('email').focus();
return false;}

var inputStr1 = document.getElementById('reason1').checked;
var inputStr2 = document.getElementById('reason2').checked;
var inputStr3 = document.getElementById('reason3').checked;
var inputStr4 = document.getElementById('reason4').checked;
var inputStr5 = document.getElementById('reason5').checked;
var inputStr6 = document.getElementById('reason6').checked;

if (
inputStr1 == false &&
inputStr2 == false &&
inputStr3 == false &&
inputStr4 == false &&
inputStr5 == false &&
inputStr6 == false)
{
alert ("Please specify the reason for contacting us today.");
document.getElementById('reason1').focus();
return false;}

var inputStr = document.getElementById('comment').value;
if (inputStr == "") {
alert ("Please tell us more about the reason for contacting us today.");
document.getElementById('comment').focus();
return false;}

}

<!-- Begin Auto-Tab Phone
var isNN = (navigator.appName.indexOf("Netscape")!=-1);
function autoTab(input,len, e) {
var keyCode = (isNN) ? e.which : e.keyCode;
var filter = (isNN) ? [0,8,9] : [0,8,9,16,17,18,37,38,39,40,46];
if(input.value.length >= len && !containsElement(filter,keyCode)) {
input.value = input.value.slice(0, len);
input.form[(getIndex(input)+1) % input.form.length].focus();
}
function containsElement(arr, ele) {
var found = false, index = 0;
while(!found && index < arr.length)
if(arr[index] == ele)
found = true;
else
index++;
return found;
}
function getIndex(input) {
var index = -1, i = 0, found = false;
while (i < input.form.length && index == -1)
if (input.form[i] == input)index = i;
else i++;
return index;
}
return true;
}
// End -->