$(document).ready(function() {
$('div.wybraneprace2 a').imgPreview({
    containerID: 'imgPreviewWithStyles',
    /* Change srcAttr to rel: */
    srcAttr: 'rel',
	distanceFromCursor: {top:-100,left:30},
   // When container is shown:
    onShow: function(link){
        // Animate link:
        $(link).stop().animate({opacity:0.4});
        // Reset image:
        $('img', this).stop().css({opacity:0});
    },
    // When image has loaded:
    onLoad: function(){
        // Animate image
        $(this).animate({opacity:1}, 500);
    },
    // When container hides: 
    onHide: function(link){
        // Animate link:
        $(link).stop().animate({opacity:1});
    }

});
});