/** * Enqueue scripts and styles */ public static function admin_enqueue_scripts() { parent::admin_enqueue_scripts(); add_thickbox(); wp_enqueue_script('media-upload'); wp_enqueue_script('mashsb-rwmb-thickbox-image', MASHSB_RWMB_JS_URL . 'thickbox-image.js', array('jquery'), MASHSB_RWMB_VER, true); }