//browser detection
var ns = (navigator.appName == "Netscape");//Netscape browser
var ns6 = false;
var ua = navigator.userAgent;
if (document.getElementById) ns6 = true; //Netscape 6 or above

//images arrays
var imgNamesOff = new Array("img/mnu-dwn.gif", "img/kropka1.gif", "img/kropka1s.gif");
var imgNamesOn = new Array("img/mnu-up.gif", "img/kropka2.gif", "img/kropka2s.gif");
var imgOff = new Array(imgNamesOff.length);
var imgOn = new Array(imgNamesOn.length);

//preload images
for (i=0; i<imgNamesOff.length; i++){
	imgOff[i] = new Image();
	imgOff[i].src = imgNamesOff[i];
	imgOn[i] = new Image();
	imgOn[i].src = imgNamesOn[i];
}

//mouseover
function swapIn(objName){
	var obj = eval("document." + objName);
	for(i=0; i<imgNamesOff.length; i++)
		if (obj.src == imgOff[i].src){
			obj.src = imgOn[i].src;
			break;
		}
}

//mouseout
function swapOut(objName){
	var obj = eval("document." + objName);
	for(i=0; i<imgNamesOn.length; i++)
		if (obj.src == imgOn[i].src){
			obj.src = imgOff[i].src;
			break;
		}
}
		
//data ostatniej modyfikacji
function initArray()
{
this.length = initArray.arguments.length
for (var i=0;i<this.length;i++)
this[i+1] = initArray.arguments[i]
} // end initArray.
 var DOWArray = new initArray("niedziela", "poniedziałek", "wtorek", "środa", "czwartek", "piątek", "sobota");
 var MOYArray = new initArray("01", "02", "03", "04", "05", "06", "07", "08","09", "10", "11", "12");
 var LastModDate = new Date(document.lastModified);
 
//funkcja otwiera nowe okno 
function displayWindow(url, width, height) {
  var Win = window.open(url,"displayWindow",'width=' + width + ',height=' + height + ',resizable=yes,scrollbars=no,menubar=no' );
}