function aktivMenu(id) {
    document.getElementById(id).style.backgroundImage = "url(images/menu/bg.jpg)";
}
function deaktivMenu(id) {
    //document.getElementById(id).style.backgroundImage = "url(images/menu/background.jpg)";
    document.getElementById(id).style.backgroundImage = "url(images/menu/bg.gif)";
}

// <!-- JEZDICI TEXT NA UVODNI STRANCE
var speed = 2;
function init(){
  var el = document.getElementById("marquee_replacement");
  el.style.overflow = 'hidden';
  scrollFromBottom();
}

var go = 0;
var timeout = '';
function scrollFromBottom(){
  clearTimeout(timeout);
  var el = document.getElementById("marquee_replacement");
  if(el.scrollTop >= el.scrollHeight-170){
    el.scrollTop = 0;
  };
  el.scrollTop = el.scrollTop + speed;
  if(go == 0){
    timeout = setTimeout("scrollFromBottom()",50);
  };
}

function stop(){
  go = 1;
}

function startit(){
  go = 0;
  scrollFromBottom();
}
// END OF JEZDICI TEXT-->