public void GetBrand()
{
Object NameBrand = new Object();
DataTable dt = BSLAYER.BrandName(NameBrand);
Ddlbrand.DataSource = dt;
Ddlbrand.DataTextField = "Product_Brand";
Ddlbrand.DataValueField = "Product_Brand";
Ddlbrand.DataBind();
Ddlbrand.Items.Insert(0, "--Filter By Brand--");
}