// povoleni tlacitka
function disabledForm () {
//    if((document.getElementById('calendar_value').value == '') && (document.getElementById('dny_value').value == '')){
//            document.getElementById('formSubmit').disabled = true;
//        }
//    if((document.getElementById('calendar_value').value != '') && (document.getElementById('dny_value').value == '')){
//            document.getElementById('formSubmit').disabled = true;
//        }
//    if((document.getElementById('calendar_value').value == '') && (document.getElementById('dny_value').value != '')){
//            document.getElementById('formSubmit').disabled = true;
//        }
//    if((document.getElementById('calendar_value').value != '') && (document.getElementById('dny_value').value != '')){
//            document.getElementById('formSubmit').disabled = false;
//
//        }
    
}
// otevirani noveho okna
function targetBlank (url) {
  blankWin = window.open(url,'_blank','menubar=yes,toolbar=yes,location=yes,directories=yes,fullscreen=no,titlebar=yes,hotkeys=yes,status=yes,scrollbars=yes,resizable=yes');
}

// otevirani noveho maleho okna
function targetSmall (url) {
  blankWin = window.open(url,'small','menubar=no,toolbar=no,location=yes,directories=yes,fullscreen=no,titlebar=yes,hotkeys=yes,status=yes,scrollbars=yes,resizable=yes,width=650,height=570');
}

// kalendar
/*      var XMLHttpRequestObjekt = false; 

      if (window.XMLHttpRequest) {
        XMLHttpRequestObjekt = new XMLHttpRequest();
      } else if (window.ActiveXObject) {
        XMLHttpRequestObjekt = new ActiveXObject("Microsoft.XMLHTTP");
      }
*/

      var XMLHttpRequestObjekt = false;
//IE?
try {
    //If the Javascript version is greater than 5.
    XMLHttpRequestObjekt = new ActiveXObject("Msxml2.XMLHTTP");
} 

catch (e) {
   //ked nie je, nahodi starsi active x objekt
   try {
      //ak IE
      XMLHttpRequestObjekt = new ActiveXObject("Microsoft.XMLHTTP");
   } 
   catch (E) {
      
      XMLHttpRequestObjekt = false;
   }
}

//ak nie je IE, vytvori sa JS instancia objektu
if (!XMLHttpRequestObjekt && typeof XMLHttpRequest != 'undefined') {
   XMLHttpRequestObjekt = new XMLHttpRequest();
}



      function ziskejDataA(zdrojDat, divID) 
      { 
        if(XMLHttpRequestObjekt) {
          var obj = document.getElementById(divID); 
          XMLHttpRequestObjekt.open("GET", zdrojDat); 

          XMLHttpRequestObjekt.onreadystatechange = function() 
          { 
            if (XMLHttpRequestObjekt.readyState == 4 && 
              XMLHttpRequestObjekt.status == 200) { 
                obj.innerHTML = XMLHttpRequestObjekt.responseText; 
            } 
          } 

          XMLHttpRequestObjekt.send(null); 
        }
      }
      
      function odstranRecyklaci(zdrojDatB, divIDb)
      {
       if(XMLHttpRequestObjekt) {
          var obj = document.getElementById(divIDb); 
          XMLHttpRequestObjekt.open("GET", zdrojDatB); 

          XMLHttpRequestObjekt.onreadystatechange = function() 
          { 
            if (XMLHttpRequestObjekt.readyState == 4 && 
              XMLHttpRequestObjekt.status == 200) { 
                obj.innerHTML = XMLHttpRequestObjekt.responseText; 
            } 
          } 

          XMLHttpRequestObjekt.send(null); 
        }
      }


     function ziskejDataKalendare(cisloAkce, divID)
      {
        if(XMLHttpRequestObjekt) {
          var obj = document.getElementById(divID);
          XMLHttpRequestObjekt.open("GET", "kalDetail.php?data=" + cisloAkce); 

          XMLHttpRequestObjekt.onreadystatechange = function() 
          { 
            if (XMLHttpRequestObjekt.readyState == 4 && 
              XMLHttpRequestObjekt.status == 200) { 
                obj.innerHTML = XMLHttpRequestObjekt.responseText; 
            } 
          } 

          XMLHttpRequestObjekt.send(null); 
        }
      }