protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { if (Session["user"] != null) { user = (UserInfo)Session["user"]; } else { Page.ClientScript.RegisterStartupScript(this.GetType(), "", "alert('您必须先登录!');window.location.href='login.aspx'", true); } txtMan.Text = user.Name; Department Depart = DepartmentManager.GetAllDepartementById(user.Department.Id); txtDept.Text = Depart.Departmentname; } }