function rollOver(kdo,fl) {
	var ref = getRef(kdo);
	ref.style.backgroundPosition = '0 -42px';
	if (!fl) {
		var filmecek = getRef('begin_swf');
		filmecek.flashRoll(kdo,1);
	};
	return;
}

function rollOut(kdo,fl) {
	var ref = getRef(kdo);
	ref.style.backgroundPosition = '0 0';
	if (!fl) {
		var filmecek = getRef('begin_swf');
		filmecek.flashRoll(kdo,0);
	};
	return;
}

function okno(jmeno) {
window.open('obraz.php?obraz='+jmeno,'popup','left=100,top=100,toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,width=150,height=100');
}

function okraje(barva) {
ref  = getRef('levy-okraj-' + barva);
ref2 = getRef('pravy-okraj-' + barva);
ref.style.height  = ref.parentNode.offsetHeight;
ref2.style.height = ref.parentNode.offsetHeight;
}

function getRef(id) {
  if (document.getElementById)	return document.getElementById(id);
  if (document.all)				return document.all[id];
  if (document.layers[id])		return document.layers[id];
  return false;
}