function confirmAction(theAction)
{
  var confirmed = confirm('Are you sure you want to ' + theAction + '?');
  if (!confirmed)
    event.returnValue=false;
}

function loginSubmit()
{
  document.invislogin.username.value = document.vislogin.username.value;
  document.invislogin.password.value = hex_md5(document.vislogin.password.value);
  document.invislogin.submit();
}

function passSubmit()
{
  document.changepassword.oldpassword.value = hex_md5(document.changepassword.oldpassword.value);
  document.changepassword.newpassword.value = hex_md5(document.changepassword.newpassword.value);
  document.changepassword.newpassword2.value = hex_md5(document.changepassword.newpassword2.value);
  document.changepassword.submit();
}