var loaded;
function check_form_data()
{
  var msg = new Array();
  if (loaded != null) msg = activate_insc();
  with (document.loginform)
  {
    if (login.value == '')
    {
      if (msg['login'] != null) alert(msg['login'])
      else alert('Please, complete "Login" form field');
      login.focus();
      return false;
    }
    if (password.value == '')
    {
      if (msg['password'] != null) alert(msg['password'])
      else alert('Please, complete "Password" form field');
      password.focus();
      return false;
    }
  }
  return true;
}
function loginfocus()
{
  document.loginform.login.focus();
}