private void dgvActiveParticipants_CellDoubleClick(object sender, DataGridViewCellEventArgs e)
        {
            int  index = dgvActiveParticipants.CurrentRow.Index;
            Guid id    = new Guid(dgvActiveParticipants.Rows[index].Cells["PlanParticipantsActiveId"].Value.ToString());
            PlanParticipantsActive    obj = new PlanParticipantsActive(id);
            frmPlanParticipantsActive frmPlanParticipantsActive = new frmPlanParticipantsActive(frmMain_Parent, obj);

            frmPlanParticipantsActive.FormClosed += frmPlanParticipantsActive_FormClosed;
        }
        private void btnNewActiveParticipants_Click(object sender, EventArgs e)
        {
            frmPlanParticipantsActive frmPlanParticipantsActive = new frmPlanParticipantsActive(frmMain_Parent, CurrentPlan);

            frmPlanParticipantsActive.FormClosed += frmPlanParticipantsActive_FormClosed;
        }