function openFoto($mkey) {
msg = window.open('fotod.php?cislo='+$mkey, '_blank', 'toolbar=no, menubar=no, location=no, directories=no, scrollbars=no, resizable=no, status=no, width=40, height=40, top=40, left=40')
}

function setPoint($px,$py) {
if(($px!=0)&&($py!=0)) {
  document.getElementById('point').style.left=$px-15;
  document.getElementById('point').style.top=$py-15;
  document.getElementById('point').style.visibility='visible';
  document.getElementById('point').style.display='block';
} else {
  document.getElementById('point').style.visibility='hidden';
  document.getElementById('point').style.display='none';
}
}