function processRequest()
{
  if (httpRequest.readyState == 4)
  {
    if(httpRequest.status == 200)
    {
      var clip = document.getElementById("clip");
      clip.innerHTML = httpRequest.responseText;

    }
    else
    {
        alert("Chyba pri nacitani stanky "+ httpRequest.status +":"+ httpRequest.statusText);
    }
  }
}

function schranka()
{
	var cislo = document.getElementById("zaznam").value;

        if (window.ActiveXObject)
        {
          httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
        }
        else
        {
          httpRequest = new XMLHttpRequest();
        }
     httpRequest.open("GET", "../ajax/schranka.php?id="+cislo, true);
     httpRequest.onreadystatechange= function () {processRequest(); } ;
     httpRequest.send(null);
}