protected void btnAddUser_Click(object sender, EventArgs e)
        {
            PRToolDataContext db = new PRToolDataContext();

            Usert user = new Usert();
            user.UserName = txtUserName.Text;
            user.UserEmail = txtEmail.Text;
            user.SuperUserFlag = false;
            user.ActiveFlag = chkActive.Checked;

            db.Userts.InsertOnSubmit(user);
            db.SubmitChanges();

            grdUsers.DataBind();
        }
 partial void UpdateUsert(Usert instance);
 partial void DeleteUsert(Usert instance);
 partial void InsertUsert(Usert instance);