private void frmDuyetdutrukho_Load(object sender, EventArgs e)
{
user = d.user;
cmbSophieu.DisplayMember = "Phieu";
cmbSophieu.ValueMember = "id";
format_soluong = d.format_soluong(1);
load_phieu();
load_grid();
load_treeview();
AddGridTableStyle();
}
