function toggleMenu(action) {
  if (action=="news") {
    document.getElementById("menu_l1_news").className = "selected";
    document.getElementById("menu_l1_connect").className = "";
    document.getElementById("menu_l1_programs").className = "";
    document.getElementById("menu_l1_onair").className = "";
    document.getElementById("menu_l2_news").style.display = "block";
    document.getElementById("menu_l2_connect").style.display = "none";
    document.getElementById("menu_l2_programs").style.display = "none";
    document.getElementById("menu_l2_onair").style.display = "none";
  }
  else if (action=="connect") {
    document.getElementById("menu_l1_news").className = "";
    document.getElementById("menu_l1_connect").className = "selected";
    document.getElementById("menu_l1_programs").className = "";
    document.getElementById("menu_l1_onair").className = "";
    document.getElementById("menu_l2_news").style.display = "none";
    document.getElementById("menu_l2_connect").style.display = "block";
    document.getElementById("menu_l2_programs").style.display = "none";
    document.getElementById("menu_l2_onair").style.display = "none";
  }
  else if (action=="programs") {
    document.getElementById("menu_l1_news").className = "";
    document.getElementById("menu_l1_connect").className = "";
    document.getElementById("menu_l1_programs").className = "selected";
    document.getElementById("menu_l1_onair").className = "";
    document.getElementById("menu_l2_news").style.display = "none";
    document.getElementById("menu_l2_connect").style.display = "none";
    document.getElementById("menu_l2_programs").style.display = "block";
    document.getElementById("menu_l2_onair").style.display = "none";
  }
  else if (action=="onair") {
    document.getElementById("menu_l1_news").className = "";
    document.getElementById("menu_l1_connect").className = "";
    document.getElementById("menu_l1_programs").className = "";
    document.getElementById("menu_l1_onair").className = "selected";
    document.getElementById("menu_l2_news").style.display = "none";
    document.getElementById("menu_l2_connect").style.display = "none";
    document.getElementById("menu_l2_programs").style.display = "none";
    document.getElementById("menu_l2_onair").style.display = "block";
  }
}