;(function($) {	
	$.fn.book = function() {
	  var current = 0;
    var $items = this.next('.text').children('.item');
    var total = $items.size();
    	
    this.unbind('click').bind('click', function() {
      hideItems();
      if ((current + 1) == total)
        current = 0;
      else 
        current = current + 1;
        
      $($items[current]).show();
    });
    
    function hideItems() {
      $items.hide();
    }
		
		return this;
	};
})(jQuery);