How to excute category

1 – I want to execute some categories in second loop from following Code.
2 – I want to display only one or two categories in second loop from following Code.
Thz.I am waiting for your reply.

<div class=”column1″><!– First Loop –>
<?php query_posts(“showposts=1&cat=1”); ?>
<?php if (have_posts()) : ?>

<?php while (have_posts()) : the_post(); ?>
<?php $displayed = $post->ID;?>
• ” rel=”bookmark” title=”Permanent Link to <?php the_title_attribute(); ?>”><?php the_title(); ?>
  <p><?php the_content_rss(”, TRUE, ”, 22); ?>
  <div style=”text-align:right;”>” rel=”bookmark” title=”Permanent Link to <?php the_title_attribute(); ?>”>ဆက္လက္ဖတ္ရႈရန္ »</div></p>

<?php endwhile; ?>

<?php endif; ?>
<!– Second Loop –>
<?php
$page = (get_query_var(‘paged’)) ? get_query_var(‘paged’) : 1;
query_posts(“cat=&paged=$page&posts_per_page=10”); ?>
<?php if (have_posts()) : ?>

<?php while (have_posts()) : the_post();
if ($post->ID == $displayed) continue;?>
• ” rel=”bookmark” title=”Permanent Link to <?php the_title_attribute(); ?>”><?php the_title(); ?>

<?php endwhile; ?>

<?php endif; ?>
</div>