void m_cmd_bao_cao_tong_hop_ItemClick(object sender, ItemClickEventArgs e) { try { f413_rpt_tong_hop_thong_tin v_frm = new f413_rpt_tong_hop_thong_tin(); if(IsExistFormName(v_frm)) return; v_frm.MdiParent = this; v_frm.Show(); } catch(Exception) { throw; } }