jerewall

$('img.swap').click(function() {
    var src = ($(this).attr('src'));
    var swap = ($(this).data('swap'));
    $(this).attr('src', swap );
    $(this).data('swap', src );
});

// <img src="images/pic1.jpg" data-swap="images/pic2.jpg" class="swap">

jerewall

a[href="gallery/gallery$.jpg" rel="gallery"]*10>img[src="gallery/gallery$.jpg" alt="Gallery Image"]

Sample Ouput:
        <a href="gallery/gallery1.jpg" rel="shadowbox"><img src="gallery/gallery1.jpg" alt="Gallery Image"></a>
        <a href="gallery/gallery2.jpg" rel="shadowbox"><img src="gallery/gallery2.jpg" alt="Gallery Image"></a>
        <a href="gallery/gallery3.jpg" rel="shadowbox"><img src="gallery/gallery3.jpg" alt="Gallery Image"></a>
        <a href="gallery/gallery4.jpg" rel="shadowbox"><img src="gallery/gallery4.jpg" alt="Gallery Image"></a>
        <a href="gallery/gallery5.jpg" rel="shadowbox"><img src="gallery/gallery5.jpg" alt="Gallery Image"></a>

jerewall

<?php $my_query = new WP_Query( 'posts_per_page=3' );
while ( $my_query->have_posts() ) : $my_query->the_post();
$do_not_duplicate = $post->ID; ?>
    <div class="entry">
        <h3><?php the_title(); ?></h3>
        <?php the_excerpt(); ?>
        <a class="readmore" href="<?php the_permalink(); ?>">Read more &#187;</a>
    </div>
<?php endwhile; ?>