noweOkienko = null;
function duzeZdjecie(src,w,h) {

if (window.screen) {
	aw=screen.availWidth;
	ah=screen.availHeight;
	}
else {
	aw=640;
	ah=450;
	}
	
if (noweOkienko==null || noweOkienko.closed) {
	ustawienia = "left=" + (aw-w)/2 + ","
	+"top=" + (ah-h)/2 + ","
	+"screenX=" + (aw-w)/2 + ","
	+"screenY=" + (ah-h)/2 + ","
	+"width=" + w + ","
	+"height=" + h + ","
	+"innerWidth=" + w + ","
	+"innerHeight=" + h + ","
	+"toolbar=no,"
	+"location=no,"
	+"directories=no,"
	+"status=no,"
	+"menubar=no,"
	+"scrollbars=no,"
	+"resizable=no,";
	
	noweOkienko = window.open('','obrazek',ustawienia);
	}
	
noweOkienko.document.open();
noweOkienko.document.clear();
noweOkienko.document.write(
"<HTML><HEAD>\n"
+"<STYLE><!-\n"
+"BODY {background-repeat : no-repeat}\n"
+"-></STYLE>\n"
+"</HEAD>\n"
+'<body background="' + src + '"></BODY>\n'
+"</HTML>"
);
noweOkienko.document.close();
noweOkienko.focus();
}

function showDiv(id) {
 if (document.getElementById)
  document.getElementById(id).style.display='block';
 
}

function hiddenDiv(id) {
 if (document.getElementById)
  document.getElementById(id).style.display='none';
 
}
