“Access is denied” error on accessing iframe document object

Question

For posting AJAX forms in a form with many parameters, I am using a solution of creating an iframe, posting the form to it by POST, and then accessing the

Answer 1

if it is a domain issue (or subdomain) such as www.foo.com sending a request to www.api.foo.com

on each page you can set the

document.domain = www.foo.com

to allow for "cross-domain" permissions