public void btnSave_Click(object sender, EventArgs e)
 {
     User user = new User(Convert.ToInt32(this.lblUserID.Text));
     foreach (ListItem item in this.CheckBoxList1.Items)
     {
         if (item.Selected)
         {
             user.AddToRole(Convert.ToInt32(item.Value));
         }
         else
         {
             user.RemoveRole(Convert.ToInt32(item.Value));
         }
     }
     LogHelp.AddUserLog(base.CurrentUser.UserName, base.CurrentUser.UserType, string.Format("编辑用户【{0}】的权限", user.UserName), this);
     base.Response.Redirect("UserAdmin.aspx?PageIndex=" + base.Request.Params["PageIndex"]);
 }