$(document).ready(function() {
  function zoom(){
  $('.imagen').axzoomer({
        'maxZoom':25,
        'zoomOut':'/images/zoom-out.png',
        'zoomIn':'/images/zoom-in.png',
        'opacity':0.5,
        'sensivity':10
  });
}
    /* This is basic - uses default settings */
    $("a#single_image").fancybox();

    /* Using custom settings */

    $("a#inline").fancybox({
      'hideOnContentClick': true
      });

    /* Apply fancybox to multiple items */

    $("a.group").fancybox({
      'transitionIn'	:	'fade',
      'transitionOut'	:	'fade',
      'speedIn'		:	300,
      'speedOut'		:	300,
      'overlayShow'	:	false,
      'onComplete' : zoom
      });
    $("area.group").fancybox({
        'transitionIn'	:	'fade',
        'transitionOut'	:	'fade',
        'speedIn'		:	600,
        'speedOut'		:	820,
        'overlayShow'	:	false,
        'onComplete' : zoom
        });

});