function Mail(email)
{
  email = email.replace('·at·', '@');
  email = email.replace('·dot·', '.');
  window.location = "mailto:" + email;
}
function JSL(url, jmeno, w, h)
{
popupWin = window.open(url, jmeno, 'resizable=no,top=20,left=20,menubar=no,toolbar=no,location=no,directories=no,status=no,scrollbars=no,width=' + w + ',height=' + h);
}
function getkey(e)
{
  var code;
  if (!e)
    var e = window.event; // nastaveni pro IE
  if (e.keyCode)
    code = e.keyCode; // IE a Mozilla
  else
    if (e.which)
      code = e.which; // NN4
  return code;
}
function numeric(eX)
{
  test=getkey(eX);
  if (test<48 || test>57)
    return false;
}
function alfanumeric(eX,diacritic)
{
  test=getkey(eX);
  set1=(test>32 && test<48);
  set2=(test>57 && test<65);
  set3=(test>90 && test<97);
  if (diacritic == 1)
    set4=(test>122 && test<127);
  else
    set4=(test>122)
  if (set1 || set2 || set3 || set4)
    return false;
}
function safechars(eX)
{
  test=getkey(eX);
  if (test==34 || test==39)
    return false;
}