$(document).ready(function(){
  var options = {
    zoomWidth: 300,
    zoomHeight: 175,
    xOffset: -50,
    yOffset: 10,
    position: 'bottom',
    showPreload: true,
    showEffect: 'fadein',
    hideEffect: 'fadeout',
    preloadText: 'Bild wird geladen',
    fadeinSpeed: 'slow',
    fadeoutSpeed: 'slow',
    title: false
  };

  $('.jqzoom').jqzoom(options);
});