function openWindow(link,zn) // inspired by porneL - http://pornel.net/pups/
{
  try
  {
    var new_window = window.open(link, zn);
    if(new_window) return false;
  }
  catch(e){}
  return true;
}

function checkRequiredFields(form_id)
{
  ok = true;
  fields = document.getElementsByTagName('input');
  for(var i in fields) if(fields[i].className=='text required')
  {
    if(fields[i].parentNode.parentNode.parentNode.id==form_id && !fields[i].value) ok = false;
  }
  fields = document.getElementsByTagName('textarea');
  for(var i in fields) if(fields[i].className=='required')
  {
    if(fields[i].parentNode.parentNode.parentNode.id==form_id && !fields[i].value) ok = false;
  }
  if(ok)
  {
    document.getElementById('submit_'+form_id).disabled = 'disabled';
    return true;
  }
  alert('Musisz wypełnić wszystkie wymagane pola (oznaczone gwiazdką).');
  return false;
}

function confirmation(nazwa,link)
{
	if(nazwa!="" && link!=""){
    var answer = confirm("Napewno chcesz skasować \""+nazwa+"\"?")
  	if (answer){
  		//alert("Bye bye!")
  		window.location = link;
  		
  	}
  	else{
  		//alert("Thanks for sticking around!")
  	}
	}
}

function ruchDoGory(posy)
{
     if(navigator.appName == "Microsoft Internet Explorer")
     {
         mojy = document.documentElement.scrollTop;
     }
     else
     {
         mojy = window.scrollY;
     }
    if(mojy>posy){
      for(var i=mojy;i>posy;i-=50){
        if(i<=posy) window.scroll(0,posy);
        else window.scroll(0,i);
      }
    }
}

function clickAdd(cid)
{
  advAJAX.get({
    url: 'lib/functions/click.php?clickId='+cid,
    onInitialization: function() { },
    onSuccess : function(obj){ },
    onComplete : function() { },
    onError : function(obj) { alert("Error: " + obj.status); }
  });
  return false;
}