ID ) ):
$entry_bg = '';
$url = get_the_post_thumbnail_url( $prev_post->ID, 'full' );
$entry_bg = "style=background-image:url(".$url.")"; ?>
class="prev-post-bgimg">
ID ) ):
$entry_bg = '';
$url = get_the_post_thumbnail_url( $next_post->ID, 'full' );
$entry_bg = "style=background-image:url(".$url.")"; ?>
class="next-post-bgimg">