function gothePage(obj)
  {
    switch(obj.id)
    {
      case 'tab1':location.href='default.aspx';break;
      case 'tab2':location.href='aboutus.aspx';break;
      case 'tab3':location.href='product_list.aspx';break;
      case 'tab4':location.href='pricelist.aspx';break;          
      case 'tab5':location.href='Message.aspx';break;
      case 'tab6':location.href='shipping.aspx';break;
      case 'tab7':location.href='policy.aspx';break;
      case 'tab8':location.href='payment.aspx';break;          
      case 'tab9':location.href='contactus.aspx';break;
    }
  }