/// <summary>
  /// 设置程序开机启动
  /// 或取消开机启动
  /// </summary>
  /// <param name="started">设置开机启动，或者取消开机启动</param>
  /// <param name="exeName">注册表中程序的名字</param>
  /// <param name="path">开机启动的程序路径</param>
  /// <returns>开启或则停用是否成功</returns>
  public static bool runWhenStart(bool started, string exeName, string path)
  {
   RegistryKey key = Registry.LocalMachine.OpenSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run", true);//打开注册表子项
   if (key == null)//如果该项不存在的话，则创建该子项
   {
    key = Registry.LocalMachine.CreateSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run");
   }
   if (started == true)
   {
    try
    {
     key.SetValue(exeName, path);//设置为开机启动
     key.Close();
    }
    catch
    {
     return false;
    }
   }
   else
   {
    try
    {
     key.DeleteValue(exeName);//取消开机启动
     key.Close();
    }
    catch
    {
     return false;
    }
   }
   return true;
  }