better error

inc/config.php

@@ -1182,6 +1182,7 @@
     $config['error']['nopost']      = _('You didn\'t make a post.');
     $config['error']['flood']       = _('Flood detected; Post discarded.');
     $config['error']['spam']        = _('Your request looks automated; Post discarded.');
+    $config['error']['simple_spam']        = _('You must answer the question to make a new thread. See the last field.');
     $config['error']['unoriginal']      = _('Unoriginal content!');
     $config['error']['muted']       = _('Unoriginal content! You have been muted for %d seconds.');
     $config['error']['youaremuted']     = _('You are muted! Expires in %d seconds.');

post.php

@@ -485,7 +485,7 @@ function handle_post(){
 
         if (isset($config['simple_spam']) && $post['op']) {
             if(!isset($_POST['simple_spam']) || $config['simple_spam']['answer'] != $_POST['simple_spam']){
-                error($config['error']['spam']);
+                error($config['error']['simple_spam']);
             }
         }