public bool TestRepeat(string missionName, string groupname, string id)
{
string sql = "select * from TimerMission where MissionName='" + missionName + "' and GroupName='" + groupname +
"' and id!='" + id + "'";
DataSet ds = DbHelper.GetDS(sql);
return(ds != null && ds.Tables.Count > 0 && ds.Tables[0].Rows.Count > 0);
}