ddsmoothmenu.init({
  mainmenuid: "PanelNavigation", //menu DIV id
    orientation: 'h', //Horizontal or vertical menu: Set to "h" or "v"
    classname: 'ddsmoothmenu', //class added to menu's outer DIV
    contentsource: "markup" //"markup" or ["container_id", "path_to_menu_file"]
})