Pass URL parameters into Infusionsoft order forms

order-form-url-params.js

/*
This script (courtesy of Tyler Garns) passes URL parameters into order forms. The promo code will be 
automatically "submitted" Just remove all the other fields that you don't need.
*/ 

<script>
jQuery(document).ready(function() {
function getUrlVar(key){
var result = new RegExp(key + "=([^&]*)", "i").exec(window.location.search);
if (result != null) {
if (result[1].substring(0,1) != "+") {
result[1] = result[1].replace(/\+/g," ");
} else {
result[1] = "+" + result[1].substring(1).replace(/\+/g," ");
}
}
return result && result[1] || "";
}
jQuery('#firstName').val(decodeURIComponent(getUrlVar('FirstName')));
jQuery('#lastName').val(decodeURIComponent(getUrlVar('LastName')));
jQuery('#zipCode').val(decodeURIComponent(getUrlVar('PostalCode')));
jQuery('#country').val(decodeURIComponent(getUrlVar('Country')));
jQuery('#phoneNumber').val(decodeURIComponent(getUrlVar('PhoneNumber')));
jQuery('#addressLine1').val(decodeURIComponent(getUrlVar('StreetAddress1')));
jQuery('#addressLine2').val(decodeURIComponent(getUrlVar('StreetAddress2')));
jQuery('#city').val(decodeURIComponent(getUrlVar('City')));
jQuery('#state').val(decodeURIComponent(getUrlVar('State')));
jQuery('#emailAddress').val(decodeURIComponent(getUrlVar('Email')));
jQuery('#promoCode').val(decodeURIComponent(getUrlVar('promoCode')));
jQuery('a.codeButton')[0].click();
});
</script>

thank you !!