function mouseover(t){
  t.style.background=' #ffffe7'; 
  t.style.color='black'; 
  t.style.border='1px solid black';
}
function mouseout(t){
  t.style.background='#3752b7'; 
	t.style.color='white';
	t.style.border='1px solid black';
	if (t.id=='jedynka'){jeden.style.color='white';} else
	if (t.id=='dwojka'){dwa.style.color='white';} else
	if (t.id=='trojka'){trzy.style.color='white';} else
	if (t.id=='czworka'){cztery.style.color='white';}	
}
function mousemove(t){
  t.style.background=' #ffffe7'; 
  t.style.color='black'; 
  t.style.border='1px solid black';
	if (t.id=='jedynka'){jeden.style.color='black';} else
	if (t.id=='dwojka'){dwa.style.color='black';} else
	if (t.id=='trojka'){trzy.style.color='black';} else
	if (t.id=='czworka'){cztery.style.color='black';}
}

function okienko(adres,nazwa, sizex, sizey){
   var posx = (screen.width / 2) - (sizex / 2);
   var posy = (screen.height / 2) - (sizey / 2);
   void window.open(adres, nazwa , 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,copyhistory=no,width=' + sizex + ',height=' + sizey + ',left=' + posx + ',top=' + posy);
}