genesis-rearrange-navbars.php

/*
 * Call this function to place the primary nav bar above the header
 */
function lpo_move_primarynav_above_header()
{
    //* Reposition the primary navigation menu
    remove_action( 'genesis_after_header', 'genesis_do_nav' );
    add_action( 'genesis_before_header', 'genesis_do_nav' );
}

function lpo_move_subnav_above_header()
{
    //* Reposition the secondary navigation menu
    remove_action( 'genesis_after_header', 'genesis_do_subnav' );
    add_action( 'genesis_before_header', 'genesis_do_subnav' );
}