$deletes[0] # contains first $oid to delete
$deletes[1] # contains second $oid to delete
...
$deletes[n] # contains n+1 th .....

##</code><code>##

<code>
#/usr/bin/perl -w
use CGI;
use CGI::Carp('fatalsToBrowser');
use strict;
my $q = new CGI;
my @deletes = $q->param('delete_this_value');
print "Content-type: text/plain";

foreach my $oid (@deletes) {
    # you get the value of $oid here for all checked boxes
    &do_delete($oid);
}

sub do_delete {
   my $oid_to_delete = shift;
   unlink $oid_to_delete or die "Can't unlink $oid $!\n";
   print "Deleted $oid_to_delete\n";
}