function okienko(sciezka, w, h) 
{
  if ((w.valueOf()>800) && (screen.width<=800)) w='750'; 
  okno = window.open('' , '', "toolbar=0,location='',directories=0,status=0,menubar=0,scrollbars=1,resizable=0,copyhistory=0,width="+w+",height="+h);
  okno.document.location = sciezka; 
}


function szukaj(ff) {
	
	return true;
	if (ff.co.value.length<3) {  alert('Podaj co najmniej 3-literowe wyrażenie.');   return false;  }
	else {
	   return true;
	}
	
}

var opened="opis";	
function changeDesc(elem)	{
		
  document.getElementById(opened).style.display="none";
  if(document.all)
	document.getElementById(elem).style.display="block";
  else
	document.getElementById(elem).style.display="table-row";
  opened=elem;
 }