Adding links to previous and next entries that slide open to reveal titles in Genesis.

functions.php

//* Make Font Awesome available
add_action( 'wp_enqueue_scripts', 'enqueue_font_awesome' );
function enqueue_font_awesome() {

	wp_enqueue_style( 'font-awesome', '//maxcdn.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css' );

}

add_action( 'wp_enqueue_scripts', 'sk_sitewide_non_handhelds_scripts' );
/**
 * Load js file having the code for pushing the prev/next links off screen and animating on hover.
 *
 * Context: Single Posts and 'movies' CPT's single entries, on desktops only.
 *
 * @author Sridhar Katakam
 * @link   http://sridharkatakam.com/add-links-previous-next-entries-slide-open-reveal-titles-genesis/
 */
function sk_sitewide_non_handhelds_scripts() {

	if ( is_singular( array( 'post', 'movies' ) ) && ! wp_is_mobile() ) {
		wp_enqueue_script( 'sitewide-non-handhelds',  get_stylesheet_directory_uri() . '/js/sitewide-non-handhelds.js', array( 'jquery' ), '1.0.0', true );
	}
}

add_action( 'genesis_loop', 'sk_fixed_cpt_nav' );
/**
 * Display links to previous and next entries.
 *
 * Context: Single Posts and 'movies' CPT's single entries, on desktops only.
 *
 */
function sk_fixed_cpt_nav() {
	if ( is_singular( array( 'post', 'movies' ) ) && ! wp_is_mobile() ) {
		// http://codex.wordpress.org/Function_Reference/get_adjacent_post
		// get_adjacent_post( $in_same_term, $excluded_terms, $previous, $taxonomy )
		
		$prev_post = get_adjacent_post( false, '', true );

		$next_post = get_adjacent_post( false, '', false ); ?>

		<div class="btn-wrap">
		<?php if ( !empty( $prev_post ) ) { ?>
			<a class="prevBtn" href="<?php echo get_permalink( $prev_post ); ?>"><?php echo $prev_post->post_title; ?><i class="fa fa-chevron-left"></i></a>
		<?php } ?>

		<?php if ( !empty( $next_post ) ) { ?>
			<a class="nextBtn" href="<?php echo get_permalink( $next_post ); ?>"><i class="fa fa-chevron-right"></i><?php echo $next_post->post_title; ?></a>
		<?php } ?>
		</div>
		<?php
	}
}

add_action( 'genesis_after_entry', 'sk_custom_post_nav' );
/**
 * Display links to previous and next entries.
 *
 * Context: Single Posts and 'movies' CPT's single entries, on handhelds only.
 *
 */
function sk_custom_post_nav() {
	if ( wp_is_mobile() && is_singular( array( 'post', 'movies' ) ) ) {
		echo '<div class="prev-next-post-links">';
		previous_post_link('<div class="previous-post-link">&laquo; %link</div>', '<strong>%title</strong>' );
		next_post_link('<div class="next-post-link">%link &raquo;</div>', '<strong>%title</strong>' );
		echo '</div>';
	}
}

sitewide-non-handhelds.js

jQuery(function( $ ){

	var prevBtn_offset = $('.prevBtn').outerWidth() - ($('.prevBtn i').outerWidth(true) + parseFloat($('.prevBtn').css('padding-right')));

	$('.prevBtn').css('left',-prevBtn_offset);

	$('.prevBtn').hover(function() {
		$(this).animate({'left':'0'});
	},function() {
		$(this).animate({'left':-prevBtn_offset});
	});

	var nextBtn_offset = $('.nextBtn').outerWidth() - ($('.nextBtn i').outerWidth(true) + parseFloat($('.nextBtn').css('padding-left')));

	$('.nextBtn').css('right',-nextBtn_offset);

	$('.nextBtn').hover(function() {
		$(this).animate({'right':'0'});
	},function() {
		$(this).animate({'right':-nextBtn_offset});
	});

});

style.css

/* ## Previous and Next entry links
--------------------------------------------- */

.site-container {
	position: relative;
}

.prevBtn,
.nextBtn {
	display: block;
	position: fixed;
	top: 250px;
	padding: 20px;
	color: #fff;
	background: #333;
}

.prevBtn:hover,
.nextBtn:hover {
	color: #fff;
}

.prevBtn i {
	margin-left: 12px;
}

.nextBtn i {
	margin-right: 12px;
}

.nextBtn {
	right: 0;
}

.prev-next-post-links {
	overflow: hidden;
	margin-bottom: 40px;
}

.previous-post-link {
	float: left;
}

.next-post-link {
	float: right;
}