public void OnUserEdit(Object sender, CommandEventArgs e)
 {
     UsersOptionsControl1.UserId = int.Parse(e.CommandArgument.ToString());
     UsersOptionsControl1.BindFields();
     phUsersList.Visible = false;
     btnBack.Visible     = true;
 }
 private void SwitchToListMode()
 {
     UsersOptionsControl1.UserId = -1;
     UsersOptionsControl1.BindFields();
     phUsersList.Visible = true;
     BindGrid();
     btnBack.Visible = false;
 }