var waluta;

function disable()
  {
  document.getElementById('txt1').disabled=true;
  }
function enable()
  {
  document.getElementById('txt1').disabled=false;
  }
function producer()
  {
    return document.getElementById('chooseCategory').form.submit();
  }
function search()
  {
    var str = document.getElementById('inputSearch').value;
    if (str== "szukany produkt..." || str=="...")
      {alert("Wpisz nazwe szukanego produktu");
        return null;}
    return document.getElementById('inputSearch').form.submit();
  }
function advanced()
  {
    var str = document.getElementById('area').value;
    str = str.replace(/                          /,"");
    if (document.getElementById('kategoria').value == "%" &&
    document.getElementById('producent').value == "%" && 
    document.getElementById('cenaod').value == "%" &&
    document.getElementById('cenado').value == "%" &&
    str == "")
    return null;
    
    document.getElementById('kategoria').form.submit();
  }
function get()
{
  return waluta;
}
function waluta()
{
  var temp = document.getElementById('changeCurrency');
  if (temp.text == "PLN")
    document.getElementById('pln').selected = true;
  else document.getElementById('eur').selected = true;
  alert(temp.value)
}
function displayWindow(url,width,height){
var Win = window.open(url,"displayWindow",'width=' + width + ',height=' + height +',resizable=0,scrollbars=yes,menubar=no');
}