_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()
{
	m01=new Image; m01.src="/img/a_home0_eng.gif"; m01_=new Image; m01_.src="/img/a_home1_eng.gif"; 
	m02=new Image; m02.src="/img/a_zyciorys0_eng.gif"; m02_=new Image; m02_.src="/img/a_zyciorys1_eng.gif"; 
	m03=new Image; m03.src="/img/a_eksped0_eng.gif"; m03_=new Image; m03_.src="/img/a_eksped1_eng.gif"; 
	m04=new Image; m04.src="/img/a_ksiazki0_eng.gif"; m04_=new Image; m04_.src="/img/a_ksiazki1_eng.gif"; 
	m05=new Image; m05.src="/img/a_artykuly0_eng.gif"; m05_=new Image; m05_.src="/img/a_artykuly1_eng.gif"; 
	m06=new Image; m06.src="/img/a_kontakt0_eng.gif"; m06_=new Image; m06_.src="/img/a_kontakt1_eng.gif"; 
	m07=new Image; m07.src="/img/explorers0_eng.gif"; m07_=new Image; m07_.src="/img/explorers1_eng.gif"; 
	
	m08=new Image; m08.src="/img/z_slowo0_eng.gif"; m08_=new Image; m08_.src="/img/z_slowo1_eng.gif"; 
	m09=new Image; m09.src="/img/z_sylwetka0_eng.gif"; m09_=new Image; m09_.src="/img/z_sylwetka1_eng.gif"; 
	m10=new Image; m10.src="/img/z_nota0_eng.gif"; m10_=new Image; m10_.src="/img/z_nota1_eng.gif"; 
	m11=new Image; m11.src="/img/z_prasa0_eng.gif"; m11_=new Image; m11_.src="/img/z_prasa1_eng.gif"; 
	m12=new Image; m12.src="/img/a_mowia0_eng.gif"; m12_=new Image; m12_.src="/img/a_mowia1_eng.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;
	}
}
var nWindow;
function openwindow (adres)
{
	//alert ("aa");
	//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=660,height=660,left=40,top=40,directories=no,location=no,menubar=no,resizable=no,scrollbars=no,status=no,toolbar=no,screenX=0,screenY=0'); 
                nWindow.focus(); 
               //} 
        //else { 
		
             //  nWindow.location = adres;
		//nWindow.close();
		//nWindow = window.open(adres, 'NewWindow', 'width=660,height=660,left=40,top=40,directories=no,location=no,menubar=no,resizable=no,scrollbars=no,status=no,toolbar=no,screenX=0,screenY=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 openwindow2 (adres)
{
	
	nWindow = window.open(adres, 'NewWindow', 'width=660,height=660,left=40,top=40,directories=no,location=no,menubar=no,resizable=yes,scrollbars=yes,status=no,toolbar=no,screenX=0,screenY=0'); 
        nWindow.focus();
              
}
//function openwindow (adres, szer, wys, skrol)
//{
//	var perc = '50';
//	var winX = (screen.availWidth - szer)*perc*.01;
//	var winY = (screen.availHeight - wys)*perc*.01;

//	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 selffocus()
{
 this.focus();
}

function showTresc(ID)
{
	
        for(i=1; i<=14; i++)
                {
		
		if ( trescDiv = document.getElementById('art'+i)) {
                	if(i != ID) trescDiv.className = 'dispnone';
                	else if(trescDiv.className == 'dispnone') {
				
				trescDiv.className = 'dispinline';
			}
                	else trescDiv.className = 'dispnone';
                	}
		}
}