<?php $id = get_the_ID(); ?>
<?php if (is_singular('portfolio')) {
		$layout = get_post_meta($id, 'portfolio_layout', true);
	} else {
		$layout = false;
	}?>
<figure class="post-gallery fresco">
	<a href="<?php the_permalink(); ?>" title="<?php the_title_attribute(); ?>">
		<?php
			if ($masonry) {
				the_post_thumbnail('north-blog-masonry'); 
			} else if ($grid) {
				the_post_thumbnail('north-blog-grid');  
			} else {
				the_post_thumbnail('north-blog-post');  
			}
		?>
	</a>
</figure>