read(STDIN, $buffer, $ENV{'CONTENT_LENGTH'});
@pairs = split(/&/, $buffer);
foreach $pair (@pairs) {
        ($names, $value) = split(/=/, $pair);
        $value =~ tr/+/ /;
        $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C", hex($1))/eg;
        if ($INPUT{$names}) { $INPUT{$names} = $INPUT{$names}.",".$value; }
        else { $INPUT{$names} = $value; }
}