public void highlightUsername(int uid) { Matches match = new Matches(); Users user = new Users(); string username = user.getUsername(uid.ToString()); currentUser.Value = username; if (match.IsTeamFull(match_id, 1))// team A full { JoinA.Visible = false; } if (match.IsTeamFull(match_id, 2))// team B full { JoinB.Visible = false; } }