Using the trusty ol' developer's toolkit(what a great tool btw!!!) this is the list of affected files that I can determine:
/includes/modules/pages/address_book_process/jscript_main.php
/includes/modules/pages/checkout_payment_address/jscript_main.php
/includes/modules/pages/checkout_shipping_address/jscript_main.php
/includes/modules/pages/create_account/jscript_form_check.php
/includes/modules/pages/login/jscript_form_check.php
/includes/modules/pages/no_account/jscript_form_check.php




