Add top navigation menu

add_theme_support.php

<?php
add_theme_support( 'genesis-menus', array( __( 'primary' => 'Primary Navigation Menu', 'child' ) ) );

genesis-menus-default.php

<?php

add_theme_support(
  'genesis-menus', 
	array(
		'primary'   => __( 'Primary Navigation Menu', 'child-domain' ) 
		'secondary' => __( 'Secondary Navigation Menu', 'child-domain' ) 
	)
);

genesis-menus-top-2.php

<?php
 
add_theme_support(
  'genesis-menus', 
  array(
		'primary'   => __( 'Primary Navigation Menu', 'child-domain' ), 
		'top'       => __( 'Top Navigation Menu', 'child-domain' ), 
	)
);

genesis-menus-top.php

<?php

add_theme_support(
  'genesis-menus', 
	array(
		'primary'   => __( 'Primary Navigation Menu', 'child-domain' ),
		'secondary' => __( 'Secondary Navigation Menu', 'child-domain' ), 
		'top'       => __( 'Top Navigation Menu', 'child-domain' ), 
	)
);

reposition_primary.php

<?php

/** Reposition the primary navigation */
remove_action( 'genesis_after_header', 'genesis_do_nav' );
add_action( 'genesis_before', 'genesis_do_nav' );

reposition_secondary.php

<?php

/** Reposition the secondary navigation */
remove_action( 'genesis_after_header', 'genesis_do_subnav' );
add_action( 'genesis_before', 'genesis_do_subnav' );

wps_do_top_nav.php

<?php

add_action( 'genesis_before', 'wps_do_top_nav' );
/**
 * Output Top Navigation
 */
function wps_do_top_nav() {
  /** Do nothing if menu not supported */
	if ( ! genesis_nav_menu_supported( 'top' ) )
		return;

	/** If menu is assigned to theme location, output */
	if ( has_nav_menu( 'top' ) ) {
		$args = array(
			'theme_location' => 'top',
			'container'      => '',
			'menu_class'     => genesis_get_option( 'nav_superfish' ) ? 'menu genesis-nav-menu menu-top superfish' : 'menu genesis-nav-menu menu-top',
			'echo'           => 0,
		);

		$nav = wp_nav_menu( $args );

		/** Wrap nav menu with div and .wrap div if applied to #nav */
		$nav_output = sprintf( '<div id="top-nav">%2$s%1$s%3$s</div>', $nav, genesis_structural_wrap( 'nav', 'open', 0 ), genesis_structural_wrap( 'nav', 'close', 0 ) );

		echo $nav_output;
	}
}