private void LoadManuf()
{
clsMedicine Dal = new clsMedicine();
DataSet Manuf = Dal.FillManufacturer();
ddlBrand.DataTextField = "ManufacturerName";
ddlBrand.DataValueField = "ManufacturerID";
ddlBrand.DataSource = Manuf.Tables[0];
ddlBrand.DataBind();
ddlBrand.Items.Insert(0, new ListItem("--Select Brand--", string.Empty));
}
