&parse_form;
$database='categories.dat';

if ($input{'database'} eq ''){
$db=$database;
}else{
$db=$input{'database'};
}

open (ORGDB,"<$database");
@ODB=<ORGDB>;
close (ORGDB);

shift @ODB;
@ODB = sort(@ODB); 

foreach $rec (@ODB){
	chomp($rec);
	($Category)=split(/\|/,$rec);
print "<tr><td valign=top width=65>
               <B>Category: </B>$Category<BR></td></tr>\n";
}

sub parse_form {

   read(STDIN, $buffer, $ENV{'CONTENT_LENGTH'});
   if (length($buffer) < 5) {
         $buffer = $ENV{QUERY_STRING};
    }
   @pairs = split(/&/, $buffer);
   foreach $pair (@pairs) {
      ($name, $value) = split(/=/, $pair);

      $value =~ tr/+/ /;
      $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C", hex($1))/eg;

      $input{$name} = $value;
   }
}