function displayAnim()
{
  if (screen) {
     var topPos = screen.height /2 -200;
     var leftPos = screen.width /2 -110;
  }
  var newWin = window.open('anim-skin.html','animSkin','scrollbars=no, width=220,height=400,left='+leftPos+',top='+topPos+'');
  newWin.focus();
}

function printWindow(URL){window.open(URL,'','toolbar=no,scrollbars=yes,resizable=no,status=no,location=no,directories=no,width=800,height=600,menubar=no')}
function displayWindow(URL){window.open(URL,'','toolbar=no,scrollbars=yes,resizable=no,status=no,location=no,directories=no,width=600,height=480,menubar=no')}
function customWindow(URL,szer,wys){window.open(URL,'','toolbar=no,scrollbars=yes,resizable=no,status=no,location=no,directories=no,width='+eval(szer)+',height='+eval(wys)+',menubar=no')}
function drukuj()
{
   bV = parseInt(navigator.appVersion)
   if (bV >= 4) window.print()
}