NS4 = (document.layers) ? true : false;

function checkEnter(event)
{ 	
	var code = 0;
	
	if (NS4)
		code = event.which;
	else
		code = event.keyCode;
	if (code==13) {
		submitEmail();
		return false;
	}
}

function submitEmail()
{
	var form = document.email;
	var flag = true;
	if (form.txtEmail.value.length == 0) 
	{
		flag = false;
		alert("Please enter your email address");
		form.txtEmail.focus();
	}
	return flag;
}
function submitCustomer()
{
	var form = document.email;
	var flag = true;
	if (form.txtFirstName.value.length == 0) 
	{
		flag = false;
		alert("Please enter your first name");
		form.txtFirstName.focus();
	}
	else if (form.txtLastName.value.length == 0) 
	{
		flag = false;
		alert("Please enter your last name");
		form.txtLastName.focus();
	}
	else if (form.txtEmail.value.length == 0) 
	{
		flag = false;
		alert("Please enter your email address");
		form.txtEmail.focus();
	}
	else if (form.txtZip.value.length == 0) 
	{
		flag = false;
		alert("Please enter your zip code");
		form.txtZip.focus();
	}
	else if (form.txtBirthdate.value.length == 0) 
	{
		flag = false;
		alert("Please enter your Birthdate");
		form.txtBirthdate.focus();
	}
	return flag;
}
function submitFranchise()
{
	var form = document.email;
	var flag = true;
	if (form.txtFirstName.value.length == 0) 
	{
		flag = false;
		alert("Please enter your first name");
		form.txtFirstName.focus();
	}
	else if (form.txtLastName.value.length == 0) 
	{
		flag = false;
		alert("Please enter your last name");
		form.txtLastName.focus();
	}
	else if (form.txtEmail.value.length == 0) 
	{
		flag = false;
		alert("Please enter your email address");
		form.txtEmail.focus();
	}
	else if (form.txtDayPhone.value.length == 0) 
	{
		flag = false;
		alert("Please enter your daytime phone number");
		form.txtEmail.focus();
	}
	else if (form.txtEvePhone.value.length == 0) 
	{
		flag = false;
		alert("Please enter your evening phone number");
		form.txtEmail.focus();
	}
	return flag;
}