//----------------------------------------------------------------------------//

function furutin_nawatobi_DoFSCommand(command, args) {
  if (command == 'enableUsername') {
    enableUsername(args);
  } else if (command == 'disableUsername') {
    disableUsername(args);
  }
}

document.writeln('<script Language="VBScript">');
document.writeln('Sub furutin_nawatobi_FSCommand(ByVal command, ByVal args)');
document.writeln('  call furutin_nawatobi_DoFSCommand(command, args)');
document.writeln('End Sub');
document.writeln('</script>');

//----------------------------------------------------------------------------//

function enterUsername() {
  username = document.getElementById('username').value;

  if (username.length > 14) {
    window.alert('名前は14文字以内で入力してください。');

    return;
  }

  if (username == '') {
    window.alert('名前を入力してください。');

    return;
  }

  disableUsername(username);

  var swf = (navigator.appName.indexOf("Microsoft") != -1) ? furutin_nawatobi : document.furutin_nawatobi;

  swf.SetVariable('username',     username);
  swf.SetVariable('nawatobiID',   getNawatobiID());
  swf.SetVariable('willGoToNext', true);
}

//----------------------------------------------------------------------------//

function enableUsername(username) {
  document.getElementById('username').disabled = false;
  document.getElementById('username').value    = username;

  Setimg(document.getElementById('start_button'), './images/start_off.gif');
}

//----------------------------------------------------------------------------//

function disableUsername(username) {
  document.getElementById('username').disabled = true;
  document.getElementById('username').value    = username;

  Setimg(document.getElementById('start_button'), './images/start_disable.gif');
}

//----------------------------------------------------------------------------//

function setStartButtonOn() {
  if (!document.getElementById('username').disabled) {
    Setimg(document.getElementById('start_button'), './images/start_on.gif');
  }
}

//----------------------------------------------------------------------------//

function setStartButtonOff() {
  if (!document.getElementById('username').disabled) {
    Setimg(document.getElementById('start_button'), './images/start_off.gif')
  }
}

//----------------------------------------------------------------------------//

function getNawatobiID() {
  var pairs = document.cookie.split('; ');

  for(var i = 0; i < pairs.length; i++) {
    var pairs2 = pairs[i].split('=');

    if (pairs2[0] == 'CGISESSID') {
      return pairs2[1];
    }
  }
}

//----------------------------------------------------------------------------//