function schowajbaner()
{
		var div = document.getElementById("wyskakujacybaner");
		div.style.visibility = 'hidden';
		
	if (document.getelementbyid) { // DOM3 = IE5, NS6
	document.getelementbyid('wyskakujacybaner').style.visibility = 'hidden';
	}
	else {
	if (document.layers) { // Netscape 4
	document.hideShow.visibility = 'hidden';
	}
	else { // IE 4
	document.all.hideShow.style.visibility = 'hidden';
	}
	} 
}

function pokazbaner()
{
		var div = document.getElementById("wyskakujacybaner");
		div.style.visibility = 'visible';
		
	if (document.getelementbyid) { // DOM3 = IE5, NS6
	document.getelementbyid('wyskakujacybaner').style.visibility = 'visible';
	}
	else {
	if (document.layers) { // Netscape 4
	document.hideShow.visibility = 'visible';
	}
	else { // IE 4
	document.all.hideShow.style.visibility = 'visible';
	}
	} 
}