MagicMagnify.options = {
      //Magnifier size: % of small image width or fixed size in px
      'magnifier-size'  :  '50%',
      //Magnifier width: % of small image width or fixed size in px
      'magnifier-size-x'  :  '50%',
      //Magnifier height: % of small image width or fixed size in px
      'magnifier-size-y'  :  '50%'
}