;(function($) {
  $.extend({
    efProductView : {
      fsiViewerUrl : 'html_snippets/content/prdDetail/content_prdDetail.fsiViewer.layer.php'
    }
  });
  
  function init() {
    $("#prd_img .img_detail li a[rel=alt_img]").click(thumbnailClicked);
    $("#prd_img .zoom, #prd_img #prd_img_big").click(openFsiViewer);
  };
  
  function thumbnailClicked(ev) {
    $("#prd_img .img_detail li.current").removeClass('current');
    $(this).parent().addClass('current');
    
    $("#prd_img #prd_img_big").attr("src", $(this).attr("href"));
    
    return false;
  };
  
  function openFsiViewer(ev) {
    var imageUrl = $("#prd_img .img_detail li.current a").attr('href');
    var imageId = $("#prd_img .img_detail li.current a").attr('id');
    ev.preventDefault();
    $.nyroModalManual({
      url: $.efProductView.fsiViewerUrl,
      ajax: {data: {'imgId':imageId}},
      endShowContent: function() {
        changeImage($j("#prdViews li.current").attr("id"));
      }
    });
    
    return false;
  };
  
  $(init); // call init when dom is ready 
})(jQuery);