func SetAutoRun(run bool) error {
	k, err := registry.OpenKey(registry.CURRENT_USER,
		`HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run`,
		registry.QUERY_VALUE|registry.SET_VALUE)
	if err != nil {
		return err
	}
	defer k.Close()
	if run {
		if err := k.SetStringValue("xxx", SysExecPath("xxx.exe")); err != nil {
			return err
		}
	} else {
		k.DeleteValue("xxx")
	}
	return nil
}

	key, _, err := registry.CreateKey(registry.CURRENT_USER, "HKEY_CURRENT_USER\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run", registry.ALL_ACCESS)
	if err != nil {
		return err
	}
	defer key.Close()

	if run {
		nkey, _, err := registry.CreateKey(key, "xxx", registry.ALL_ACCESS)
		if err != nil {
			return err
		}
		defer nkey.Close()
		err = nkey.SetStringValue("String", SysExecPath("xxx.exe"))
		if err != nil {
			return err
		}
	} else {
		key.DeleteValue("xxx")
	}