Form test
tests form, readonly and disabled attributes
HTML
<form method="get" action="http://www.standardista.com" target="_blank" id="pets">
<input value="" name="meow" />
<input value="" name="woof" />
<input value="" name="moo" />
<br />
<input type='submit' />
</form>
JavaScript
$('form').submit(function (e) {
e.preventDefault();
var validar = !$('form').serialize().match(/=&|=$/);
alert('Os campos estao preechidos??\n Resposta: ' + validar);
});