function readmore(idname) {

  var Obj = (document.getElementById) ? document.getElementById(idname) : document.all[idname];
  if(Obj != null) Obj.style.display = (Obj.style.display == "none") ? "" : "none";
}

function potwierdzenie(pytanie,adres) {
	if (confirm(pytanie)) {
	document.location.href = adres;
	}
}