function dodaci_adresa(){
  var dodaci_adresa_jina=document.getElementById('dodaci_adresa_jina');
  var div_form_dodaci_udaje=document.getElementById('form_dodaci_udaje');
  
  if(dodaci_adresa_jina.checked==true)
    div_form_dodaci_udaje.style.display='block';
  else
    div_form_dodaci_udaje.style.display='none';
}

function zmen_action_formdotaz(){
  document.getElementById('form_dotaz').action='';
}

function zmen_action_formkontakt(){
  document.getElementById('form_kontakt').action='';
}

function zmen_action_formnapistenam(){
  document.getElementById('form_napistenam').action='';
}

function okno_soutez_open(){
  document.getElementById('soutez-box').style.display='block';
}

function okno_soutez_close(){
  document.getElementById('soutez-box').style.display='none';
  
  // ajax
  var retezec="/soutez_ajax.php?zavrit=1";
  var xmlhttp=false;
  
  try{
    xmlhttp = new ActiveXObject('Msxml2.XMLHTTP');
  }
  catch(e){
  	try{
      xmlhttp = new
      ActiveXObject('Microsoft.XMLHTTP');
    }
    catch(E){
      xmlhttp=false;
    }
  }
  
  if(!xmlhttp && typeof XMLHttpRequest!='undefined')
    xmlhttp = new XMLHttpRequest();
  
  xmlhttp.open('GET',retezec,true);
  
  xmlhttp.onreadystatechange=function(){
    if(xmlhttp.readyState==4){
      //var content = xmlhttp.responseText;
    }
  }
  
  xmlhttp.send(null);
  
  return;
  // /ajax
}