my @categories;
while (my $category = $categories->fetchrow_hashref){
$boards->execute($category->{id},$ND::UID) or $ND::ERROR .= p($DBH->errstr);
my @categories;
while (my $category = $categories->fetchrow_hashref){
$boards->execute($category->{id},$ND::UID) or $ND::ERROR .= p($DBH->errstr);