var ready=false;
var actelement="mtd";

function init_page() {
    if (act_page.slice(0,1)=="_") actelement="mtd2";
      else switch (act_page) {
        case "akce": actelement="mtd1"; break;
        case "sub_akce": actelement="mtd1"; break;
        case "predvadeci_vozy": actelement="mtd3"; break;
        case "sub_predvadeci_vozy": actelement="mtd3"; break;
        case "ojete_vozy": actelement="mtd4"; break;
        case "sub_ojete_vozy": actelement="mtd4"; break;
        case "leasing": actelement="mtd5"; break;
        case "servis": actelement="mtd6"; break;
        case "zajimavosti": actelement="mtd8"; break;
        case "kontakt": actelement="mtd9"; break;
        case "zadani_akce": actelement="mtd10"; break;
        case "akce_admin": actelement="mtd11"; break;
        case "ojety_vuz": actelement="mtd12"; break;
        case "vozy_admin": actelement="mtd13"; break;
        case "vozy_admin_ov": actelement="mtd14"; break;
        default: actelement="mtd"; }
    if (actelement!="mtd") document.getElementById(actelement).style.backgroundColor = '#eeeeee'; 
    
    if (document.getElementById("login_id")) document.getElementById("login_id").focus();
    } 
 
function swapIn(element) {
  if (ready && (actelement!="mtd")) {  
    document.getElementById(element).style.backgroundColor = '#eeeeee'; } }

function swapOut(element) {
  if (element != actelement) document.getElementById(element).style.backgroundColor = '#ffffff'; }