_xjs=xjs();
if (_xjs==1) preloadImages();

function brw()
{
	x=0;
	if (navigator.appName.substring(0,8)=="Netscape")  x=1;
	if (navigator.appName.substring(0,9)=="Microsoft") x=0;
	if (navigator.appName.substring(0,9)=="Opera") x=0;
	return x;
}

function xjs()
{
	x=0;
	if (navigator.appName.substring(0,8)=="Netscape"  && parseInt(navigator.appVersion)>=3) x=1;
	if (navigator.appName.substring(0,9)=="Microsoft" && parseInt(navigator.appVersion)>=4) x=1;
	if (navigator.appName.substring(0,9)=="Opera" && parseInt(navigator.appVersion)>=4) x=1;
	return x;
}

function preloadImages()
{
	m00=new Image; m00.src="/img/en/menu/a_glowna0.gif"; m00_=new Image; m00_.src="/img/en/menu/a_glowna1.gif"; 	
	m03=new Image; m03.src="/img/en/menu/a_ksiazki0.gif"; m03_=new Image; m03_.src="/img/en/menu/a_ksiazki1.gif"; 
	m06=new Image; m06.src="/img/en/menu/a_foto0.gif"; m06_=new Image; m06_.src="/img/en/menu/a_foto1.gif"; 
	m07=new Image; m07.src="/img/en/menu/a_opowiesci0.gif"; m07_=new Image; m07_.src="/img/en/menu/a_opowiesci1.gif"; 
	m08=new Image; m08.src="/img/en/menu/a_about0.gif"; m08_=new Image; m08_.src="/img/en/menu/a_about1.gif"; 
	m13=new Image; m13.src="/img/en/menu/a_listy0.gif"; m13_=new Image; m13_.src="/img/en/menu/a_listy1.gif"; 
	m21=new Image; m21.src="/img/menu/rozwin0.gif"; m21_=new Image; m21_.src="/img/menu/rozwin1.gif";
}

function swapImage(t, id)
{
	if (_xjs==1)
	{
		if (t==1) s=eval(id+'_.src');
		if (t==0) s=eval(id+'.src');
		document [id+'i'].src=s;
	}
}
//function openwindow (adres, szer, wys, skrol)

var nWindow;

function openwindow (adres)
{
	var perc = '50';
	//var winX = (screen.availWidth - szer)*perc*.01;
	//var winY = (screen.availHeight - wys)*perc*.01;
	if (!nWindow || nWindow.closed) { 
                nWindow = window.open(adres, 'NewWindow', 'width=420,height=260,left=40,top=40,titlebar=1,resizable=1,scrollbars=0,navbar=0') 
                nWindow.focus() 
                } 
        else { 
                //nWindow.location = adres 
		nWindow.close()
		nWindow = window.open(adres, 'NewWindow', 'width=420,height=260,left=40,top=40,titlebar=1,resizable=1,scrollbars=0,navbar=0') 
                nWindow.focus() 
        } 

	//popupWin = window.open (adres, 'filtry','width=' + szer + ',height=' + wys + ',left=' + winX + ',top=' + winY + ',directories=no,location=no,menubar=no,resizable=no,scrollbars=' + skrol + ',status=no,toolbar=no,screenX=0,screenY=0');
}


function displayWindow (url, width, height)
{
	var Win = window.open(url,"displayWindow",'width=' + width + ',height=' + height + ',resizable=0,scrollbars=yes,menubar=no');
}

function selffocus ()
{
	this.focus();
}
function pokaz(co) {
	pp = document.getElementById(co);
		pp.className = 'dispinline';
}
function schowaj(co) {
	pp = document.getElementById(co);
		pp.className = 'dispnone';
}
function showMenu(ID)
{	
        for(i=1; i<=5; i++)	{
		
				if (trescDiv = document.getElementById('roz'+i)) {
					   
					if(i != ID) { 
						//trescDiv.className = 'dispnone';
					}
					else if (trescDiv.className == 'dispnone') {
						trescDiv.className = 'dispinline';
					}
					else {
						trescDiv.className = 'dispnone';
					}
				}
		}
}