That kind of stuff that you think "cannot believe it doesn't work, I'm surely doing something wrong!"
Anyway, this is the code:
<form class="cmxform" id="commentForm" method="post" action="http://scripts.dreamhost.com/add_list.cgi"/>
<input type="hidden" name="invalidurl" value="http://phoenixart.com/newsletter/2011/invalid.html"/>
And this is the page:
So, I'm expecting that the redirect should point to this invalid page
Instead it seems it doesn't care what url I do use, it keeps redirecting to the old page
I'm doing something wrong and I cannot figure out what...