// 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] != "info") &&
	(domArr[domArr.length-1] != "name") &&
	(domArr[domArr.length-1] != "arpa")) {
		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 validate(thisform)
{
if (thisform.First.value==""){	
alert("Please enter a value for First Name")
document.ContactUs.First.focus();
return(true);}
if (thisform.Last.value==""){	
alert("Please enter a value for Last Name")
document.ContactUs.Last.focus();
return(true);}
if (thisform.address.value==""){	
alert("Please enter a value for Address")
document.ContactUs.address.focus();
return(true);}if (thisform.city.value==""){	
alert("Please enter a value for City")
document.ContactUs.city.focus();
return(true);}
if (thisform.email.value==""){	
alert("Please verify you have entered a Email Address")
document.ContactUs.email.focus();
return(true);}
if (thisform.areacode.value==""){	
alert("Please enter a valid Phone Number")
document.ContactUs.areacode.focus();
return(true);}
if (thisform.prefix.value==""){	
alert("Please enter a valid Phone Number")
document.ContactUs.prefix.focus();
return(true);}
if (thisform.state.selectedIndex==0) { 
alert("Please select a value for State/Province")
document.ContactUs.state.focus();
return(true);}
if (thisform.zip.value==""){	
alert("Please enter your ZIP/Postal Code")
document.ContactUs.zip.focus();
return(true);}

if (emailCheck(thisform.email.value))
	{	
		
		return false;
	}
	else
	{
		return true;
	}
}