public void SaveSetting()
{
SettingUtils helper = new SettingUtils(settingPath, "SearchTool.Properties.Settings");
helper.SetSettingValue("Top", Top.ToString());
helper.SetSettingValue("Left", Left.ToString());
helper.SetSettingValue("RadioType", RadioType);
helper.SetSettingValue("Topmost", Topmost.ToString());
helper.Save();
}