function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}



function selecturl(s) 
{
var gourl = s.options[s.selectedIndex].value;
window.top.location.href = gourl;
}


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


function noweokno(plik,wdth,hght,scrollbrs) 
{
var wx = Math.ceil( (window.screen.width-wdth) / 2 );
var wy = Math.ceil( (window.screen.height-hght) / 2 );
var nwo;

if (scrollbrs==1) 
	{
	nwo=window.open(plik,'','width='+wdth+',height='+hght+',resizable=0,scrollbars=yes,menubar=no');
	}
	else
	{
	nwo=window.open(plik,'','width='+wdth+',height='+hght+',resizable=0,scrollbars=no,menubar=no');
	}
//nwo.moveTo( Math.ceil( wx ) , Math.ceil( wy ) );
}


function learn() 
{
newlearn=window.open('index99.html','','menubar=no,toolbar=no,location=no,directories=no,status=no,scrollbars=no,resizable=no,fullscreen=no,channelmode=no,width=290,height=50,left=300,top=150');
}

function quiz() 
{
newlearn=window.open('Quiz/Inteo_Jeopardy_rev1.html','','menubar=no,toolbar=no,location=no,directories=no,status=no,scrollbars=no,resizable=no,fullscreen=no,channelmode=no,width=1050,height=650,left=10,top=10');
}

function sprawdzlink()
{
p3=document.checkout.p3.value;
if (p3.length<5)
   { alert ("Podaj adres e-mail znajomego.");
     return false;
   }
}


function sprawdzzapytaj()
{
p2=document.checkout.p2.value;
if (p2.length<5)
   { alert ("Podaj swoj adres e-mail.");
     return false;
   }
if(document.checkout.akceptacja.checked==false)
   {
   alert("Prosze wyrazic zgode na przetwarzanie danych osobowych.");
   return false;
   }
}


function drukuj()
{
if (((navigator.appName.indexOf("Microsoft Internet Explorer")>=0) && (parseFloat(navigator.appVersion.substring(navigator.appVersion.indexOf("MSIE")+5, navigator.appVersion.indexOf("MSIE")+8))>4.0)) || (navigator.appName.indexOf("Netscape")>=0))
this.window.print();
else alert('Przegladarka nie umożliwia drukowania');
}