public ByARpt Insert(vEstContratos Reg)
 {
     Manager = new GestionBLL();
     Reg.USUARIO = Usuario.UserName;
     Reg.FEC_ENT = new DateTime(Reg.FEC_ENT.Year, Reg.FEC_ENT.Month, Reg.FEC_ENT.Day);
     return Manager.InsertGestion(Reg);
 }
 public ByARpt Anular(vEstContratos Reg)
 {
     Manager = new GestionBLL();
     return Manager.AnularGestion(Reg);
 }