3 loops

<?php get_header(); ?>

<section>
    <article id="">
        <?php query_posts('cat=1&posts_per_page=5');
            if (have_posts()) : while (have_posts()) : the_post();
                 the_title ();
                 the_content();
             endwhile; endif; ?>
    </article>
</section>

<section>
    <div id="news">
        <?php $list_news = new WP_Query('cat=3&showposts=-1'); ?>
        <?php $count = 0; ?>
        <?php while ($list_news->have_posts()) : $list_news->the_post(); $do_not_duplicate = $post->ID; ?>
        <?php $count++; ?>
        <?php if ($count == 1) : ?>

        <div class="col_one">
            <article>
            <h3><a href="<?php the_permalink(); ?>" ><?php the_title(); ?></a></h3>
                <?php the_content(); ?>
            </article>
        </div> <!-- col_one -->

        <?php elseif ($count == 2 || $count == 3 || $count == 4) : ?>

        <?php if ($count == 2) : ?>
        <div class="col_two">
        <?php endif; ?>

        <article>
            <h3><a href="<?php the_permalink(); ?>" ><?php the_title(); ?></a></h3>
            <?php the_content(); ?>
        </article>

        <?php if ($count == 4 || ($list_news->current_post+1) == $list_news->post_count ) : ?>

        </div> <!-- col_two -->

        <?php endif; ?>

        <?php else : ?>

        <?php if ($count == 5) : ?>
        <div class="col_three">
        <?php endif; ?>

            <article>

                <h3><a href="<?php the_permalink(); ?>" ><?php the_title(); ?></a></h3>

            </article>

        <?php if ( ($list_news->current_post+1) == $list_news->post_count ) : ?>
        </div> <!-- col_three -->
        <?php endif; ?>

        <?php endif; ?>
        <?php endwhile; ?>

    </div> <!-- end news -->
</section>

<section>

    <article id="">

        <?php query_posts('cat=4&posts_per_page=5');

            if (have_posts()) : while (have_posts()) : the_post();

                 the_title ();
                 the_content();

             endwhile; endif; ?>

    </article>

</section>

<?php get_footer(); ?>