Server validation in other domain
<p>I need a solution to a general problem that i have.</p>

<p>I have a site with domain called <code>foo.com</code> and a cross domain called <code>foo_goo.com</code></p>

<p>In <code>foo.com</code> there is a <code>form</code> with several fields: userName, firstName, lastName, email...</p>

<p>When the user press the <strong>submit</strong> button (in the form) i need to make a server validation on this fields, the server who make the validation is in the cross domain (<code>foo_goo.com</code>).</p>

<p>Any solution to this problem? (ajax, json, servlet...)</p>

<p>What is the prefer why to do it?</p>
