protected void BtnGo_Click(object sender, EventArgs e)
    {
        string pcid = ddlPCategorytypes.SelectedValue;

        if (pcid != null && pcid != "" && pcid != "0" && pcid != "-1")
        {
            long pcaid = long.Parse(pcid);
            List <ProductCategories> lstcate = objprocat.GetProductCategoryDetails(pcaid);
            GridProdCategery.DataSource = lstcate;
            GridProdCategery.DataBind();
        }
        else
        {
            GridProdCategery.DataSource = objprocat.GetProductCategories(true);
            GridProdCategery.DataBind();
        }
    }
 public void BindGrid()
 {
     GridProdCategery.DataSource = objprocat.GetProductCategories(true);
     GridProdCategery.DataBind();
 }