function checkAll(state) {
  for (var i = 2; i < 8; i++) {
    document.forms[0].elements[i].checked = state;
  }
}

function saveForm() {
  var value = '';
  value = value + document.forms[0].elements[0].value;
  value = value + ' ' + document.forms[0].elements[1].value;
  for (var i = 2; i < 8; i++) {
    value = value + ',' + document.forms[0].elements[i].checked;
  }

  var pathname = location.pathname;
  var myDomain = pathname.substring(0,pathname.lastIndexOf('/')) +'/';
  var largeExpDate = new Date ();
  largeExpDate.setTime(largeExpDate.getTime() + (365 * 24 * 3600 * 1000));
  SetCookie('pingservice',value,largeExpDate,myDomain);

  alert('Settings saved');
}

function SetCookie (name, value) {
  var argv = SetCookie.arguments;
  var argc = SetCookie.arguments.length;
  var expires = (2 < argc) ? argv[2] : null;
  var path = (3 < argc) ? argv[3] : null;
  var domain = (4 < argc) ? argv[4] : null;
  var secure = (5 < argc) ? argv[5] : false;
  document.cookie = name + "=" + escape (value) +
  ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
  ((path == null) ? "" : ("; path=" + path)) +
  ((domain == null) ? "" : ("; domain=" + domain)) +
  ((secure == true) ? "; secure" : "");
}