void btnSave_Click(object sender, EventArgs e)
{
libron.SetSaveData(userId);
cmbPrefectures.Visible = false;
cmbLibraries.Visible = false;
btnSave.Visible = false;
lblDescription.Text = "[" + libron.selectedPrefecture + "] " + libron.selectedSystemName + "で検索 ";
lblDescription.Visible = true;
((HTMLDocument)this.Explorer.Document).parentWindow.location.reload(true);
btnChangeOrCancel.Text = "変更";
}