protected void btnModifyPwd_Click(object sender, EventArgs e)
    {
        //验证用户名与密码是否正确
        int       ErrorID      = 0;
        string    ErrorMsg     = "";
        DataTable dt           = new DataTable();
        string    strLoginName = Page.User.Identity.Name;
        string    strPassword  = txtOldPwd.Text.Trim();

        Tz888.BLL.Login.LoginInfoBLL           obj  = new Tz888.BLL.Login.LoginInfoBLL();
        Tz888.SQLServerDAL.LoginInfo.LoginInfo obj2 = new Tz888.SQLServerDAL.LoginInfo.LoginInfo();
        dt = obj.Authenticate(strLoginName, 0, strPassword, true, ref ErrorID, ref ErrorMsg);

        if (dt.Rows.Count > 0)
        {
            string strNewPassword = txtNewPwd.Text.Trim();
            //修改密码
            if (obj2.ChangePassword(strLoginName, strNewPassword))
            {
                Tz888.Common.MessageBox.Show(this.Page, "修改成功!");
            }
        }
        else
        {
            Tz888.Common.MessageBox.Show(this.Page, "您输入的旧密码不正确!");
        }
    }
    protected void BtnUpdatePwd_Click(object sender, EventArgs e)
    {
        //验证用户名与密码是否正确
        string strLoginName = this.LblUserName.Text.Trim();
        string strPassword  = this.TxtPwd.Text.Trim();

        Tz888.SQLServerDAL.LoginInfo.LoginInfo obj2 = new Tz888.SQLServerDAL.LoginInfo.LoginInfo();

        string strNewPassword = this.TxtRePwd.Text.Trim();

        if (strNewPassword == "")
        {
            return;
        }
        //修改密码
        if (obj2.ChangePassword(strLoginName, strNewPassword))
        {
            Response.Write("<script>alert('修改成功!');window.open('http://member.topfo.com/','_self');</script>");
        }
        else
        {
            Tz888.Common.MessageBox.Show(this.Page, "修改失败!请重试!");
        }
    }