form in bbcode

[bartek24m]

Hello i would like to place form code in my bbcode

so i add bbcode


with this BB Code Replacement

<form action="http://mysite.com/file.php" method="get">
<input type="submit" value="Send" name="{param}" />
</form>

and in post it shows but when i try to click send button

i can see this messages

"You didint selected any post, this action can not be done" or sth like this

How can i solve this issue ?

--------------- Added [DATE]1226095229[/DATE] at [TIME]1226095229[/TIME] ---------------

or maybe there is any way to put php code in my bbcode /

or connect bbcode with hook

i meen this code

PHP Code:

<?php
$adres_pliku='{param}';
preg_match_all('#(?:.*\.)?wrzuta\.pl/audio/([0-9A-Za-z_-]*)/?([0-9A-Za-z_,-]*)?#', $adres_pliku, $url);
download($url[1][0], $url[2][0]);

function download($id, $file) {
    $prefix        = ' [www.aasd.pl]';

    $hd            = @get_headers('http://wrzuta.pl/aud/file/' . $id, 1);
    $file        = explode('?', $hd['Location']);
    $file[0]    = str_replace('%20', ' ', $file[0]);

    header('Location: ' . $file[0] . $prefix . '.mp3', true, 301);
}
?>