private void set_define_events()
{
this.Load += F365_quan_ly_hs_bo_sung_Load;
m_cmd_luu_so_tien.Click += m_cmd_luu_so_tien_Click;
m_cmd_tinh_tien.Click += m_cmd_tinh_tien_Click;
m_txt_chon_thang.EditValueChanged += m_txt_chon_thang_EditValueChanged;
FormClosed += F365_quan_ly_hs_bo_sung_FormClosed;
}