<?php if( get_field('hero_check_off') == 'show' ): ?>

<div id="hero-top">
<?php if ( get_field( 'page_hero_image' ) ): ?>		
<img src="<?php echo esc_url( get_field( 'page_hero_image' ) ); ?>"/>	
<?php else : ?>
<img src="<?php echo get_stylesheet_directory_uri() ?>/images/page-default-banner.jpg" alt="<?php bloginfo( 'name' ); ?>" />
<?php endif; ?>	
</div>

<?php endif; ?>

<?php if( get_field('hero_check_off') == 'hide' ): ?>
<div id="hero-top">
</div>
<?php endif; ?>