// JavaScript Document
function emailCheck (emailStr) {
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("Email address seems incorrect (check @ and .'s)");
	return false;
}
var user=matchArray[1];
var domain=matchArray[2];
if (user.match(userPat)==null) {
    alert("The username doesn't seem to be valid.");
    return false;
}
var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) {
	  for (var i=1;i<=4;i++) {
	    if (IPArray[i]>255) {
	        alert("Destination IP address is invalid!");
		return false;
	    }
    }
    return true;
}
var domainArray=domain.match(domainPat);
if (domainArray==null) {
	alert("The domain name doesn't seem to be valid.");
    return false;
}
var atomPat=new RegExp(atom,"g");
var domArr=domain.match(atomPat);
var len=domArr.length;
if (domArr[domArr.length-1].length<2 || 
    domArr[domArr.length-1].length>3) {
   alert("The address must end in a three-letter domain, or two letter country.");
   return false;
}
if (len<2) {
   var errStr="This address is missing a hostname!";
   alert(errStr);
   return false;
}
return true;
}
var phone_field_length=0;
function TabNext(obj,event,len,next_field) 
{
	if (event == "down") 
	{
		phone_field_length=obj.value.length;
	}
	else if (event == "up") 
	{
		if (obj.value.length != phone_field_length) 
		{
			phone_field_length=obj.value.length;
			if (phone_field_length == len) 
			{
				next_field.focus();
			}}}}
			function checkPhone(thisform) {
				if (thisform.areacode.value.length!=3 && thisform.val_19007[0].checked){
				alert("Telephone Area Code Must Be 3 Digits");
					document.UPTml17666.areacode.focus();
					return(false);}	
				if (thisform.prefix.value.length!=3 && thisform.val_19007[0].checked){
					alert("Telephone Prefix Must Be 3 Digits");
					document.UPTml17666.prefix.focus();
					return(false);}		
				if (thisform.postfix.value.length!=4 && thisform.val_19007[0].checked){
					alert("Telephone Postfix Must Be 4 Digits");
					document.UPTml17666.postfix.focus();
					return(false);}	
					return true;
			}
function UPTvalidateform(thisform)
{
	if (thisform.val_1.value==""){	
		alert("First Name is a required field and appears to be blank")
		document.UPTml17666.val_1.focus();
		return(false);}
	if (thisform.val_2.value==""){	
		alert("Last Name is a required field and appears to be blank")
		document.UPTml17666.val_2.focus();
		return(false);}
	if(checkPhone(thisform) && thisform.val_19007[0].checked) { 
		return true;} 
		else if (thisform.val_19007[0].checked) {
			return false;
		}
	if (emailCheck(thisform.email.value) && thisform.val_19007[1].checked)
	{alert('Thank you for your request. We will contact you shortly.');
		return true;}
	else
{return false;}}