protected void btnAdd_Click(object sender, EventArgs e)
 {
     try
     {
         if (Page.IsValid)
         {
             DataTable data = getSchemaData();
             stock.UpdatePrice(data);
             // Response.Write("<script>alert('Customer Added ')</script>");
             //  Response.Redirect(Request.Url.AbsoluteUri);
             // ScriptManager.RegisterStartupScript(Page, Page.GetType(), "Alert", "Data has been saved", true);
         }
     }
     catch (Exception ex)
     {
         logger.Error(MODULE_NAME, "btnAdd_Click", ex);
     }
 }