var akt_menu = 0;

//-- FUNKCE PRO PRIDANI STRANKY DO OBLIBENYCH ODKAZU ---
function AddFavorite(link) {
  link.href = location.href;
  link.title = document.title;

  if (window.external && typeof window.external.AddFavorite != "undefined")
    window.external.AddFavorite(link.href, link.title);
  else if (window.sidebar && window.sidebar.addPanel)
    window.sidebar.addPanel(link.title, link.href, "");
  else
    return true;

  link.rel = null;
  return false;
}

//--- FUNKCE ZOBRAZUJICI PODMENU II. UROVNE ---
function zobrmenu(i){
  if (akt_menu>0 && akt_menu!=i) document.getElementById('sm_'+akt_menu).style.display = 'none';
  if(document.getElementById('sm_'+i).style.display == 'none'){
    document.getElementById('sm_'+i).style.display = 'block';
    akt_menu = i;
  }
  else {
    document.getElementById('sm_'+i).style.display = 'none';
  }
}

//--- FUNKCE ZOBRAZUJICI SUBMENU II. A III. UROVNE ---
function zobr_smenu(i,poc,trida){
  if(document.getElementById('sm_'+i+'_0').style.visibility == 'hidden'){
    if(document.getElementById('sm_'+i)) document.getElementById('sm_'+i).className = trida;
    for(j = 0 ; j < poc ; j++){
      var ide = "sm_"+i+"_"+j;
      document.getElementById(ide).style.visibility = 'visible';
      document.getElementById(ide).style.position = 'relative';
    }
  }
  else{
    if(document.getElementById('sm_'+i)) document.getElementById('sm_'+i).className = 'x';
    for(j = 0 ; j < poc ; j++){
      var ide = "sm_"+i+"_"+j;
      document.getElementById(ide).style.visibility = 'hidden';
      document.getElementById(ide).style.position = 'absolute';
    }
  }
}

//--- FUNKCE NAHRAZUJICI FCI MAILTO: JAVASCRIPTEM SPOUSTENIM OKNEM PRO ODESLILANI MAILU ---
function mejl(mejlik,cesta){
  var sir = 450;
  var vys = 350;
  var lev = Math.floor((screen.width - sir)/2);
  var hor = Math.floor((screen.height - vys)/2)-100;
  if(lev < 0) lev = 0;
  if(hor < 0) hor = 0;

  var mejlokno = window.open(cesta+'mejl.php?mejlik='+mejlik,'mejlokno','top='+hor+', left='+lev+', width='+sir+', height='+vys+', scrollbars=auto');
  mejlokno.focus();
}

//---- FUNKCE OTEVIRAJICI ZVETSENE FOTOGRAFIE V NOVEM OKNE ---
function open_fot_win(foto,sir,vys,pop,cesta){
  if(!foto || foto == "none"){
    sir = 100;
    vys = 100;
  }

  var scrsir = screen.availWidth;
  var scrvys = screen.availHeight;

  if(pop) vys = parseInt(vys);
  var zobr_foto = "zobr_foto.php?fid="+foto;

  var zmena = false;
  if(vys > scrvys){
    sir = Math.round((scrvys/vys)*sir);
    vys = scrvys;
    zmena = true;
  }
  if(sir > scrsir){
    vys = Math.round((scrsir/sir)*vys);
    sir = scrsir;
    zmena = true;
  }
  if(zmena){
    zobr_foto += "&sir="+sir+"&vys="+vys;
  }

  var hor = Math.round((scrvys - vys)/2);
  var lev = Math.round((scrsir - sir)/2);
  if(hor < 0) hor = 0;
  if(lev < 0) lev = 0;

  var fotookynko = window.open(cesta+"/"+zobr_foto,'fotookynko','top='+hor+', left='+lev+', width='+sir+', height='+vys+', scrollbars=auto');
  fotookynko.focus();
}
//--- DOKUMENTY - ZMENA POZADI VYBRANEHO DOKUMENTU ---
function zmen_border(ide){
  if(document.getElementById(ide).className == 'carkout') document.getElementById(ide).className = 'carkover';
  else document.getElementById(ide).className = 'carkout';
}

//--- NOVINKY --- 
function vstup_act() {

  if (document.getElementById('vstup').value == "Vložte e-mail") {
    document.getElementById('vstup').value = "";
  }
}

function vstup_act_en() {

  if (document.getElementById('vstup').value == "Insert e-mail") {
    document.getElementById('vstup').value = "";
  }
}

function vstup_act_de() {

  if (document.getElementById('vstup').value == "E-Mail einfügen") {
    document.getElementById('vstup').value = "";
  }
}

function vstup_act_ru() {

  if (document.getElementById('vstup').value == "Вложите имайл") {
    document.getElementById('vstup').value = "";
  }
}

function Aktivuj(i,pocet) {
  Deaktivuj_vse(pocet);
  document.getElementById('podmenu'+i).style.display="inline";
  if (document.getElementById('aktmenu'+i)) document.getElementById('aktmenu'+i).style.color="#00bbff";
  document.getElementById('flash').style.visibility = "hidden";
}

function Deaktivuj(i) {
  document.getElementById('podmenu'+i).style.display="none";
  if (document.getElementById('aktmenu'+i)) document.getElementById('aktmenu'+i).style.color="#495199";
  document.getElementById('flash').style.visibility = "visible";
}

function Deaktivuj_vse(pocet) {
  for (i=0;i<pocet;i++) {
    if (document.getElementById('podmenu'+i)) {
	  document.getElementById('podmenu'+i).style.display="none";
      if (document.getElementById('aktmenu'+i)) document.getElementById('aktmenu'+i).style.color="#495199";
    }
  }
}