function add_custom_js() {
   wp_enqueue_script( 'jq-active-vs', get_stylesheet_directory_uri() . '/assets/js/vc-active.js', array( 'jquery' ), false, true );
   wp_enqueue_script( 'jq-refresh-vs', get_stylesheet_directory_uri() . '/assets/js/vc-refresh.js', array( 'jquery' ), false, true );
}
add_action( 'wp_enqueue_scripts', 'add_custom_js' );