// JavaScript Document
function load_element(element, page) {

  document.getElementById(element).innerHTML = 'Loading ...';

  // definovanie objektu XMLHttpRequest aby pracoval korektne aj v IE
  var xmlhttp = (window.XMLHttpRequest ? new XMLHttpRequest : (window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : false));
  var document_element = document.getElementById(element).innerHTML;

  xmlhttp.open('GET', page);
  xmlhttp.onreadystatechange = function() {
      spracuj(xmlhttp);
  };
  xmlhttp.send(document_element);

  function spracuj(xmlhttp) {

    if (xmlhttp.readyState == 4) {
        if (xmlhttp.status == 200) {
            document.getElementById(element).innerHTML = xmlhttp.responseText;
        } else {
            document.getElementById(element).innerHTML = 'Error';
        } // end if.. else..
    } // end if..
  } // end function spravuj

} // end function load element