probabilmente il problema è nel file html
codice:<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <link href="style.css" rel="stylesheet" type="text/css" /> <script src="js/jquery.js" type="text/javascript" charset="utf-8"></script> <link href="css/prettyGallery.css" rel="stylesheet" type="text/css" /> <script src="js/jquery.prettyGallery.js" type="text/javascript" charset="utf-8"></script> <script type="text/javascript" charset="utf-8"> jQuery(document).ready(function(){ jQuery("ul.gallery").prettyGallery({ itemsPerPage : 1, animationSpeed : 'normal', /* fast/normal/slow */ navigation : 'top', /* top/bottom/both */ of_label: ' ', /* The content in the page "1 of 2" */ previous_title_label: 'Previous page', /* The title of the previous link */ next_title_label: 'Next page', /* The title of the next link */ previous_label: 'Previous', /* The content of the previous link */ next_label: 'Next' /* The content of the next link */ }); }); </script> <style type="text/css"> ul.gallery li.none { display:none;} ul.gallery { margin:35px 24px 0 19px;} </style> <style type="text/css"> body { background:#FFF url(images/bg.gif) repeat-x;} </style> </head> <body> <ul class="gallery">[*][img]images/screen_1.jpg[/img] <li class="none">[img]images/screen_2.jpg[/img] <li class="none">[img]images/screen_3.jpg[/img][/list] </body> </html>