function productPopup(path)
 {
   var width = 300;
   var height = 300;

   new_left = Math.round(window.screen.width / 2 - width / 2);
   new_top = Math.round(window.screen.height / 2 - height / 2);
   params = 'width=' + width + ',scrollbars=no,height=' + height + ',left=' + new_left + ',top=' + new_top + ',resizable=no';

   window.open(path, '', params);
 }