function historieprihozu(id)
{
  if (document.getElementById('historieprihozu'))
  {
    if (prihoz != minulyprihoz)
    {
      if (window.XMLHttpRequest)
      {
        xmlhttp1 = new XMLHttpRequest();
        xmlhttp1.onreadystatechange = historieprihozu_callback;
        xmlhttp1.open("GET", '/historie-prihozu' + id + '.txt', true);
        xmlhttp1.send(null);
      }
      else if (window.ActiveXObject)
      {
        xmlhttp1 = new ActiveXObject('Microsoft.XMLHTTP'); 
        if (xmlhttp1)
        {
          xmlhttp1.onreadystatechange = historieprihozu_callback;
          xmlhttp1.open('GET', '/historie-prihozu' + id + '.txt', true);
          xmlhttp1.send();
        }
      }
      minulyprihoz = prihoz;
    }
  }
}

function historieprihozu_callback()
{
  if (xmlhttp1.readyState == 4)
    if (xmlhttp1.status == 200)
      document.getElementById('historieprihozu').innerHTML = xmlhttp1.responseText;
}

function velkafotka(id)
{
  for (var i = 1; i <= 4; i++)
    if (document.getElementById('malafotka' + i))
      {
        document.getElementById('malafotka' + i).style.display = (i == id ? 'none' : 'inline');
        document.getElementById('velkafotka' + i).style.display = (i == id ? 'block' : 'none');
      }
}

function radioclick()
{
  var id = 'doprava';
  if (typeof(document.formular.doprava.length) != 'undefined')
  {
    for (var i = 0; i < document.formular.doprava.length; i++)
      if (document.formular.doprava[i].checked)
        id += document.formular.doprava[i].value;
  }
  else
  {
    id += document.formular.doprava.value;
  }
  document.getElementById('vyberadresy').style.display = (parseInt(document.getElementById(id).value) == 1 || parseInt(document.getElementById(id).value) == 2) ? 'block' : 'none';
  if (document.getElementById('vyberadresy').style.display == 'block')
    document.getElementById('inputstat').value = document.getElementById(id + 'stat').value;
  document.getElementById('platby').style.display = (parseInt(document.getElementById(id).value) == 2) ? 'none' : 'block';
  document.getElementById('hotovost').style.display = (parseInt(document.getElementById(id).value) == 0) ? 'block' : 'none';
}

function aukcefacebook(url, titulek)
{
  var okno = window.open('http://www.facebook.com/sharer.php?u=' + url + '&t=' + titulek + '&src=sp', 'facebooksdilet', 'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width=700,height=400');
}