Admin/UpdateAdmin.aspx.cs

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using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
public partial class admin_UpdateAdmin : System.Web.UI.Page
{
    js js = new js();
    DB db = new DB();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            if (Session["adminName"] == null)
            {
                js.AlertAndRedirect("对不起你还没有登录！", "Login.aspx");
            }
            GetCompanyDs();
        }

    }
    private void GetCompanyDs()
    {
        SqlDataReader da;
        da = db.GetDataReader("select * from admin  where Id ='" + Request.QueryString["id"].ToString() + "'");
        da.Read();
       txtUser.Text = da["adminName"].ToString();
      


    }
    protected void btnaddNews_Click(object sender, EventArgs e)
    {
        db.RunSql("update   admin set adminName='" + txtUser.Text + "'  where Id ='" + Request.QueryString["id"].ToString() + "'");
        js.AlertAndRedirect("修改成功！", "AdminManger.aspx");
    }
}