function toggleDisplayList(is_hide, id_list, id_button_open, id_button_close){
	  if (is_hide) {
	    document.getElementById(id_button_open).style.display = 'none'
	    document.getElementById(id_button_close).style.display = 'block'
	  } else {
	    document.getElementById(id_button_open).style.display = 'block'
	    document.getElementById(id_button_close).style.display = 'none'
	  }
}