//ログイン用

function viewLoginForm()
{
  var myForm = document.createElement("form");
  myForm.name = "loginform";
  myForm.method = "post";
  var pass = document.createElement("input");
  pass.type = "password";
  pass.name = "loginpass";
  pass.size = 8;
  myForm.appendChild(pass);
  var sbm = document.createElement("input");
  sbm.type = "submit";
  sbm.name = "sbm";
  myForm.appendChild(sbm);
  var url = document.createElement("input");
  url.type = "hidden";
  url.name = "url";
  url.value = document.URL;
  myForm.appendChild(url);
  var myDiv = document.createElement("div");
  myDiv.id = "loginFormDiv";
  myDiv.appendChild(myForm);
  document.getElementsByTagName("body").item(0).appendChild(myDiv);
}

function nowLogoff()
{
  var url = document.URL;
  var myForm = document.createElement("form");
  myForm.name = "logoutform";
  myForm.method = "post";
  var o = document.createElement("input");
  o.type = "hidden";
  o.name = "logoff";
  o.value = 1;
  myForm.appendChild(o);
  document.getElementsByTagName("body").item(0).appendChild(myForm);
  document.logoutform.submit();
}