/// <summary>
/// 是否有管理身份
/// </summary>
/// <param name="username"></param>
/// <returns></returns>
public string Checkmanager(string username)
{
string check = noticebll.Checkmanager(username);
if (check != null && check != "")
{
return(check);
}
else
{
return(null);
}
}
