Display Blog Posts on any Page (with navigation)

<?php
/*
    Template Name: Blog
*/
?>
<?php get_header(); ?>

    <article>

        <?php // Display blog posts on any page @ http://m0n.co/l
        $temp = $wp_query; $wp_query= null;
        $wp_query = new WP_Query(); $wp_query->query('showposts=5' . '&paged='.$paged);
        while ($wp_query->have_posts()) : $wp_query->the_post(); ?>

        <h2><a href="<?php the_permalink(); ?>" title="Read more"><?php the_title(); ?></a></h2>
        <?php the_excerpt(); ?>

        <?php endwhile; ?>

        <?php if ($paged > 1) { ?>

        <nav id="nav-posts">
            <div class="prev"><?php next_posts_link('&laquo; Previous Posts'); ?></div>
            <div class="next"><?php previous_posts_link('Newer Posts &raquo;'); ?></div>
        </nav>

        <?php } else { ?>

        <nav id="nav-posts">
            <div class="prev"><?php next_posts_link('&laquo; Previous Posts'); ?></div>
        </nav>

        <?php } ?>

        <?php wp_reset_postdata(); ?>

    </article>

<?php get_footer(); ?>

//Reference http://digwp.com/2013/01/display-blog-posts-on-page-with-navigation/