function nahrat(k) {

  if (d = document.getElementById('part'))
    d.parentNode.innerHTML = '<iframe style="display:none;width:0;height:0;" src="about:blank" id="part" name="part" onload="loadedForm()"></iframe>';
  else {
    var d = document.createElement('DIV');
    d.innerHTML = '<iframe style="display:none;width:0;height:0;" src="about:blank" id="part" name="part" onload="loadedForm()"></iframe>';
    document.body.appendChild(d);
  }
  
  loader();
  
  var theForm = document.getElementById('f_reg');
   
  theForm.setAttribute('action', '/ajax/register/check/check'+k+'.php');
  theForm.setAttribute('target', 'part');

  document.forms.f_reg.submit();
}
function loadedForm() {

  var i = document.getElementById('part');
  if (i.contentDocument) {
      var d = i.contentDocument;
  } else if (i.contentWindow) {
      var d = i.contentWindow.document;
  } else {
      var d = window.frames[id].document;
  }

  if (d.location.href == "about:blank") {
      return;
  }

  var response = d.body.innerHTML;

  var update = new Array();

  if(response.indexOf('|') != -1) {
      update = response.split('|');

    if (update[3] == '-z-') {
        location.href = '/nepridany-inzerat/';
      }

      if (update[1] != 0) {
        for(i=2;i<update.length;i+=2) {
          changeText('hlaska'+update[i], update[i+1].replace('--',''));
          if (update[i+1].search('red') != -1) {
            document.getElementById("hlaska"+update[i]).parentNode.className = 'normal error';

            if (update[i] == 1) {
              var sDiv = document.createElement("div");
              sDiv.innerHTML = hlaska(108);              
              document.getElementById('hlaska'+update[i]).appendChild(sDiv);
            }
            else if (update[i] == 2) {
              var sDiv = document.createElement("div");
              sDiv.innerHTML = hlaska(110);              
              document.getElementById('hlaska'+update[i]).appendChild(sDiv);
            }
          }
          else
            document.getElementById("hlaska"+update[i]).parentNode.className = 'normal ok';
        }
      }
      else {
        kroker(update[0]);
      }
  }

  unloader();

  d.body.innerHTML = '';
  
  if (update[1] != 1)
    location.href='#' + update[1]; 
}


function het(koho, t) {

  co = document.getElementById(koho).firstChild.src;
  
  xmlhttp = createRequest();
  
  xmlhttp.open('get', '/ajax/nahraj/het.php?koho='+koho+'&co='+co+'&t='+t);
  xmlhttp.onreadystatechange = function () {
    if(xmlhttp.readyState == 4){
    		if (xmlhttp.status == 200){
          var response = xmlhttp.responseText;
          document.getElementById(response).firstChild.src = '/imgs/no_image.jpg';
          document.getElementById('obr_count').value--;
    		}
    		else
    		  alert(xmlhttp.status);
      }
    };
  xmlhttp.send(null);
}