function pokazWarstwe(idWarstwy)	{
  if (document.getElementById)	{	
   	var targetElement = document.getElementById(idWarstwy);
  	targetElement.style.display = 'block';
	}
}

function ukryjWarstwe(idWarstwy)	{
  if (document.getElementById)	{	
   	var targetElement = document.getElementById(idWarstwy);
  	targetElement.style.display = 'none';
	}
}

function idzDo(url)	{
	top.document.location.href=url;
}

function rozwin(co){
  with(document.getElementById(co)){className=className=='none'?'block':'none';}
}


function pokaz_ukryj(co) {
     var obiekt = document.getElementById(co);
     if (obiekt.className == 'none') {
          obiekt.className = 'block';
     } 
     else if (obiekt.className == 'block') {
          obiekt.className = 'none';
     }
     else {
      obiekt.className = 'block';
     }
}

var selectedTexts = {};
function selectText(id)
{
	var el = document.getElementById(id);
	if (!selectedTexts[id])
	{
		selectedTexts[id] = el.innerHTML;
		el.innerHTML = '<textarea id="_' + id + '" class="code" readonly="readonly" cols="50" rows="10" style="' + (el.offsetHeight ? '; height: ' + (el.offsetHeight) + 'px' : '') + '">' + el.innerHTML.replace(/<\/li>/g, '<br />').replace(/[\r\n]*<br(\s[^>]*)?>[\r\n]*/gi, '<br />').replace(/[\r\n]+/g, ' ').replace(/<br \/>/g, '\n').replace(/<[^>]*>/gi, '').replace(/&nbsp;/g, ' ') + '</textarea>';
		with (document.getElementById('_' + id))
		{
			select();
			focus();
		}
		return true;
	}
	else
	{
		el.innerHTML = selectedTexts[id];
		delete selectedTexts[id];
		return false;
	}
}


function confirmSubmit()
{
var agree=confirm("Czy na pewno chcesz to zrobić ?");
if (agree)
	return true ;
else
	return false ;
}

function check(url) {
  var zmienna = confirm("Czy na pewno chcesz to zrobić ?") ;
	if(zmienna) {
	 document.location.href=url
	} 
	else {
	}
}