[UPHPU] spam v CSS in no holds barred action

[Scott Hill]

On 6/27/07, Ken Snyder <ksnyder at coremr.com> wrote:
>
> Another thing you might try is a checkbox named "cancel" which users are
> required to check.  The snippet below stopped a barrage of daily spam
> for me.  I'm kind of surprised it worked :)
>
> Ken
> ...
> <td>
>   <input type="checkbox" name="cancel" value="cancel" />
> </td>
> <td>
>   I agree to abide by the <a href="Guidelines.php">commenting
> guidelines</a>
> </td>


For those of us who are less experienced or have learning disabilities,
could you please follow up with an explanation of how the processing of the
form in this instance works to kill spam.

Thanks,

-- 
Scott Hill

"May you solve interesting problems" - Author Unknown
"A fanatic is one who can't change his mind and won't change the subject." -
Sir Winston Churchill