function calc_volume(length,width,height) {
           var volume;
           volume = length * width * height;
           document.getElementById("OO_3_product_volume").value = volume;
  }

  function _delete(id,message) {
           if (confirm(message)) {
             window.location.href = 'http://www.90.com.sa/?mod=myorder&od='+id;
           }
  }