function select_all(e) {
  for(var i = 0; i < document.getElementById(e).elements.length; i++) {
    if(document.getElementById(e).elements[i].type == "checkbox")
      document.getElementById(e).elements[i].checked = true;
  }
}

function unselect_all(e) {
  for(var i = 0; i < document.getElementById(e).elements.length; i++) {
    if(document.getElementById(e).elements[i].type == "checkbox")
      document.getElementById(e).elements[i].checked = false;
  }
}

function funny(e) {		
for(var i = 0; i < document.getElementById(e).elements.length; i++) {
    if(document.getElementById(e).elements[i].type == "checkbox")
      document.getElementById(e).elements[i].checked = false;
  }
for(var i = 0; i < 9; i++) {
    if(document.getElementById(e).elements[i].type == "checkbox")
      document.getElementById(e).elements[i].checked = true;
  }
}
function kontrola(checkBoxesForm) {

jmeno = checkBoxesForm.domain.value;
jmeno1 = checkBoxesForm.domain;

if (jmeno == "") {
   alert("Musíte vyplnit doménu, kterou chcete ověřit !");
   jmeno1.focus();
   return false;
}
else
   return true;
}