menu_create

add-action code

if ( ! function_exists( 'custom_navigation_menus' ) ) {

// Register Navigation Menus
function custom_navigation_menus() {

	$locations = array(
		'home' => 'Home',
		'about' => 'About',
		'contact' => 'Contact Me',
		'location' => 'Event Location',
		'nextdate' => 'Next Event Data',
	);
	register_nav_menus( $locations );

}
add_action( 'init', 'custom_navigation_menus' );

}